It drains water just like any other mini split. If 5 people live in the house it is about 1% added load. It looks like a simple job. The mini split at work runs into the slop sink. Specially designed for mini split systems, this condensate drain tube is a flexible drain hose made from LLPDE 2181 Series UV Resistance 783 material and features a large, 5/8" inner diameter for condensate to be diverted away from your system and out of your building. you can get pretty creative on where to terminate it to if you have to. ... To Mini Split Installation Success And Hy Customers. If your crawl space is so hot, or so cold, or so humid, that it needs a minisplit head, something is seriously wrong with your crawl space. It got me thinking that maybe I should minimize the distance (and complexity) of each drain line–that each wall unit should drain as directly as possible through an opening in an exterior wall. Drainage for Ductless Mini-Split Installation. It's probably the indoor unit, but you never know. About the only spot I would use them in a basement where you need to pump up hill. One of the units is in a crawlspace beneath our living room. I also need to improve my bedroom ventilation, but I’ll ask about that separately. Most systems will receive no water while the occupants are sleeping or away at work, etc, but not if you drain condensate into the system. Any excess load on the sanitary sewer needs to be measured and paid for by the home owner. The best way would be to have it drain through gravity and skip the condensate pump, one less thing to fail. I had a similar question. However, I don't recall any articles about minisplits explaining how people address this issue. I recently had an HVAC contractor install several ducted Mitsubishi minisplit units in our home (SEZ-KD09 & SEZ-KD12). Sounds like either install a real condensate pump or bore through our concrete wall so the drain line doesn't have to make the 6" vertical jog needed to get out of the crawl space. with an air gap, a pipe inside a pipe, not plumbed in. I was told that it's important not to exceed either the vertical or the horizontal runs shown; in the event of a power outage, the water in the line drains back into the drain pan, which can overflow if the lines are too long. What harm do you see in draining condensate into a septic tank? PVC Ductless Mini Split Condensation Line 98ft A 100' roll of PVC condensation line used to run condensate out of ductless mini split air handlers. This shouldn't be a problem, since most mini-split manufacturers include plenty of material to deal with such problems. FAQ: Why Do Some Builders Avoid Foam Insulation. Those corrugated drain kits lot of the mini splits come with are worse than garbage, do not use them. One of the most common causes of air conditioning or heat pump condensate leakage and overflow is a clogged condensate drain line trap. However, if nothing else drains into the trap, it seems like the trap would dry out in a low humidity heating-dominated climate. I have received shipment of the 3-zone ductless minisplit system that I plan to install in my small, block-construction Tampa house, to replace the central heat pump that I decided to stop troubleshooting. Non adhesice wrapping tape (50' ling x 2" wide). Adrienne come on now the AC unit is unlikely to put out 5 gallons a day. DiversiTech 230-DL16 - 5/8" ID Mini-Split Drain Line (160 Ft.) - A unique drain line for mini-split units. February 2017 in A-C, ... my plan for the line sets and electrical was to drop them in the wall from above. Brian states it is a ducted system, so i think the crawlspace is being used to access different parts of the main living space. Condensate pumps should be a last resort as they can fail. Outside is the easiest but be mindful of where so you don't have green staining on the concrete/siding, under a bathroom vanity, kitchen sink, or if you have access to a stack a trap is pretty simple to install especially if you convert that terrible flex pipe drain to rigid pvc, you can just neatly put it behind an access panel if its in wall. He suggested I complete this piece myself as it is relatively simple & straightforward. Each of the linesets has to run through my attic. Would that be better? Watch that the line never sags and that you maintain a downward slope at all times. This is absolutely essential, since all heat pumps and air conditioners generate significant water byproduct. Those corrugated drain kits lot of the mini splits come with are worse than garbage, do not use them. This might be a good option for you since you are running your line sets in your attic anyway. Oasis 25' Installation Kit 04 Mini Split Install Kit Oasis16' Install Kit 04 Mini Split Install Kit ... LIM.6000.0. I read on a forum somewhere that the drain line should have a cleanout. You must be a magazine subscriber to access this feature. This large diameter drain line is typical for mini-split installations. The MrCool Hyper Heat is a ductless mini split designed to be really warm in winter. I’m not sure if these units have a condensate pump and I’m not sure if having the drain piped vertically for 12″ will cause a drainage problem. Thank you all. Mini split condensate - dense pack lesson learned. You might have to cut some drywall to run the pipes in the wall if you don't want to see them. FAQ: Why Do Some Builders Avoid Foam Insulation. Set up the electrical connections. By taking these factors into consideration, you’ll ensure that your mini split installation is as smooth and successful as possible. 2. How to Install a Mini Split in 3 Steps. HVAC Maintenance: Clear Condensate Line Clogs. drain line. Table of Contents. The compact design allows installation in most split-systems. The EC Series of condensate removal pumps by Little Giant is designed for most mini-split, ductless split, and wall or ceiling mount split systems. The way I've done this is run the drain line along the lineset to the outside of the house near ground level. In addition to DuctlessAire Mini Split Heating and Cooling Systems, we also provide a large inventory of accessory products for ductless installation and maintenance. Furnished in 160 feet lengths with cut marks every 3.28 feet. That kind of guidance (video + critical comments) would be a comfort. Can be cut to fit. New with EECS and orange feet for a silent operation The LIMPET is a condensate discharge module designed to be fitted below modern wall mounted air conditioners. The Ceiling Cassette drainage port diameter is 1.2 in. My question is about what to run for the drain line. I live in Baltimore. 1 Best Mini Split Condensate Pump Reviews; 2 Offers and Discounts; 3 Buy Mini Split Condensate Pump Online. I placed the order without deciding exactly how I would handle condensate drainage. The condensate pump lets you move the water up and over to a spot where you meet the requirements. I have no idea how many gallons per day would be added for a house in Tampa Florida, and it may not be much, but septic systems are *very* expensive here in NJ and I have seen 10 year old systems fail, so better safe than sorry when dealing with the most expensive system in the house (starting around $20,000 and going up from there.) I've never installed an SEZ personally, but they did talk about them at a Mitsubishi training I attended. I’m hoping for validation on this as boring a 2″ hole through concrete is not something I really want to do. Interior walls are no different, along the wall till you make it out of the house or down into the basement into a floor drain. The installation of condensate piping shall be as follows: 1. In reviewing the installation manual, I think the condensate drain can be routed vertically up to 550 mm (see attached). I'm not sure if this is true, but it seems to me that if there's a chance that it's true, that it may not be a good idea to have condensate constantly dripping into a gravity system, like a faucet dripping 24/7. If it's ducted, that explains why it might be installed in a crawl space. Personally, I would not connect a condensate line to a sanitary line. Just my humble opinion. I considered draining to waste (or toilet tank or laundry room), but ever since hearing that AC condensate is better than “city water” for plants, I’ve been looking forward to using it outside for irrigation. It is always important to make sure that you turn then power off at … It is recommended to install the condensate drain system with hard polyvinyl chloride (PVC) pipe and matching connectors. A condensate drain can't have an uphill leg unless your unit has a condensate pump (usually an optional accessory). Most applications will require additional drain line – even if you’re not using a pump. This seems huge to me! Condensate Drain Line – POSSIBLE– If you’re adding a Condensate Pump to your application, you’ll most definitely need additional drain line. I appreciate everyone's feedback. Cleaning your ac condensate drain line ace a 5 ways to hide a mini split pro remodeler ductless mini split systems cooling air conditioner s condensate line Our Picks For The Best Mini Split Condensate Pumps Hvac How ToMini Splits Lakeway Air Conditioning IncDuctless Split Condensate Drain At Bottom Of Line Hide Quality Heating Sheet… Read More » Check for a clogged A/C condensate drain line trap. Rather than learn what’s not code compliant from an inspector that red tags a new mini-split installation, the following list of code-mandated products are listed below: 1.Tamper-resistant locking cap for refrigerant ports. drain hose that comes from the back of a mini split indoor unit. The SEZ units have a tiny pump (aka "condensate lift mechanism") built in. If you do use one, make sure there is a float switch in it to disable the mini split in case the pump stops working. If you have a drain near by (floor drain or washing machine riser), … Thank you all. (31mm) OD. If draining to a sewer pipe it has to be "indirect" -- i.e. This won't delete the articles you've saved, just the list. BigErl Member Posts: 29. I’m in suspense about how my novice-designed system will perform. © 2021 The Taunton Press, Inc. All rights reserved. Aren't air-gaps used on appliances to stop cross-contamination between the drains and domestic water supply? This ductless mini-split installation kit for indoor units includes a line set, control wire, and condensate drain line. try to avoid condensate pumps at all costs, more moving parts, some are noisy, more drain lines, more fuss, usually by the time you know the pump has failed its time to bring out the shop vac. Before you switch on the unit, you'll need to know the proper way to install a condensate drain line. This includes fixing dripping faucets, etc. Others need to use pumps. One man in Vermont decided to install his mini-split unit on an interior wall of his home. Call Today: (800) 253-9001 Learn More About How Ductless Systems Work How Do Mini-Splits Remove Condensate? Thank you! I have a pretty basic question. You have to drill a hole in the wall and you put that condensate drain out through that hose. (They don’t sell condensate pumps anyway.). It's highly unusual (and unnecessary) to install the indoor unit of a ductless minisplit in a crawl space. I may at some point want to install a mini split on an interior wall in our house. Think of a washing machine drain. Extra Low Temp Heating Wall Mounted Halcyon Single Room Mini. plastic) with a separate drain installed under the equipment and discharged to a conspicuous point that will … Ideal since inside diameter is 5/8" and easily fits inside of PVC line covers. Even my main two-ton whole-house air-handler only has a 5/8 i.d. Draining to a sink or laundry drain is fine... they have traps. In my experience, (i'm a remodeler) the gravity drains are the way to go if you can. I don't think anyone does that, but that is the code. Become a GBA Prime member and get full access to GBA articles, enyclopedia, videos, CAD library, and more. Nature takes care of the rest. I ended up with a piece of that scotchbrite looking roof vent material in the bottom of the drain to keep bugs out. If you have public sewers, then I would check to make sure that you are allowed to drain into the system. If you have a drain near by (floor drain or washing machine riser), you can use that instead but make sure you include an air gap. Mitsubishi minisplit secret advanced settings. I have 3 minisplits on inside walls and all drain via gravity with the linesets. In existing construction, not always, and that's where the condensate pump comes in. In any case the drain can never decrease diameter from what it starts at the fixture, and it has to have a continuous downward slope of at least 1%. If you are using Mitsubishi, they make a ceiling unit (MLZ series) that fits between joists and has built in condensation pump. Product description This 26' long universal drain line is designed to extend the 5/8 in. 2. 0 Comment. Each system comes with anywhere from 12-30” of drain line in each air handler. Condensate overflow switch. 3" Decorative PVC Line Cover Kit for Mini Split Air Conditioners & Heat Pumps Sale price $41 99 $41.99 Regular price $63 99 $63.99 Save $22 Mini Split System Converter Adapter for Charging/Vacuuming Port, from 5/16" SAE to 1/4" SAE By Doni Anto | May 16, 2018. If necessary, you can always install an aftermarket condensate pump. Boring will be a pain but also less problematic in the long run. Description. Clogs in the drain are pretty simple to clear, wherever the drain terminates tape that pipe to your shop vac, turn it on and it's usually done in seconds, there should not be much in that drain it's not a dishwasher. Use piping of the same diameter or larger as the unit connection. 3.1 FUJIWARA Condensate Pump, Mini Split Automatic Condensation Drain Removal Quiet Pump,for HVAC,Air Conditioner,Dehumidifier,Furnance,Ice Maker,Suitable for A/C 1-3HP 2200W (FUJ—24S); 3.2 FUJIWARA Condensate Pump Exquisite Automatic Condensation Drain … Drain for mini split condensate question. The salesperson indicated (when I asked) that yes I could install the system and get it operating “bucket style” then go back later and add condensate pumps, and advised me to just leave plenty of slack in the lines so that I would have room to work. And if the secondary or emergency condensate handling system is absent or defective, the result can be costly leak damage to the equipment or to the building. This feature has been temporarily disabled during the beta site preview. I am wondering the best way of connecting a flexible 5/8" condensate drain line to 3/4" PVC. Condensate drain hose trap. I have found many minisplit installation videos online, but none showing installation of a wall unit on an interior wall. I like to use 1/2" poly irrigation pipe but anything smooth and somewhat rigid would also work. I don't know how people usually handle the condensate, but for drains that don't see enough water to keep the traps filled, you can use either a Trap-Primer, or a one way Trap-Seal. I watched a couple of videos on installing a Mitsubishi condensate pump. Conversely, in commercial applications, a company can meter the flow of water to a cooling tower and receive a discount for the water that is evaporated (reduced sanitary load). I originally imagined that I would put a pump on each wall unit and route all the condensate alongside the linesets, out to the outdoor unit. This large diameter drain line is typical for mini-split installations. Slope - The drain shall have a slope of not less than 1/8 inch per foot and shall be approved corrosion resistant pipe not less in size than 3/4 of … The built in pump is really quiet because I have never heard it on any of my three MLZ units. Second: Here's the principle with condensate drains. Brian, Once you've completed installing a new air conditioner, your work isn't quite finished. Maybe Brian can give us more detail on his crawlspace. Extra low temp heating wall mounted mini split condensate pumps hvac how do ductless mini split heat pumps ductless wall mounted mini split. Thanks for your correction. I can only speculate why the code is like that, but I can imagine that if your sewer backed up you wouldn't want it going into the coils of your HVAC and being blown around the house. I appreciate everyone's feedback. Is it vented or sealed, for example? Complete Set of Installation Accessories for Mini Split Systems. How best to insulate a 12" rafter-framed cathedral ceiling? It can drain either to outside or to a sewer pipe. One of them could go on an exterior wall, but not opposite the outdoor unit. The typical mini ductless installation simply runs a large hole in wall then runs the drain down the outside of the wall in a plastic channel covering. You must be a magazine subscriber to access this feature. 3. Operational Manual. This installation kit has all of the accessories that you will need to have your mini split condenser professionally installed. You don't tell us whether you are planning to install the indoor unit or the outdoor unit in your crawl space. Become a GBA Prime member and get full access to GBA articles, enyclopedia, videos, CAD library, and more. Convenient Accessories kit for Mini Split System Installations. An auxiliary drain pan with separate drain: an auxiliary condensate drain pan at least 1.5" deep and at least 3" larger than the length & width of the appliance beneath which it is placed, using corrosion-resistant material of adequate thickness (0.7mm galvanized metal or 1.6mm non-metallic e.g. My plan is to install each of the three wall units on interior walls. Putty for sealing the wall opening (8 Ounces). Boring will be a pain but also less problematic in the long run. It's flexible and can easily be cut to match installation … Steve, EC-400 is a complete pumping system designed to remove condensation from wall mounted, ceiling and coil split-system air conditioning equipment when gravity drainage is not possible. Furnished in 160 feet lengths with cut marks every 3.28 feet If you spot any of the tell-tale signs of a condensate line or drip pan clog, the average homeowner is more than capable of clearing simple clogs if confident. In new construction it's pretty easy to meet those requirements. This won't delete the articles you've saved, just the list. UV resistant wrap for linesets. Fujitsu Mini Split Drain Line. 3. Absent the pump, the condensate drain line can't go uphill; it has to slope continuously downward. Includes: 1/4" x 1/2" x 30' Line Set; 30' Control wire; 20' Condensate Drain Line Getting the drain out of the crawlspace either requires a ~12″ vertical jog or I need to bore through concrete. It is sized for condensate removal from your indoor wall mount unit. Installation of Condensate Piping. These drain lines carry away condensation produced by the operation of the evaporator on the air conditioner unit. the drains are fussy, and even with decent pitch all the way and 12 feet vertical drop a trap will cause water to drip out the front of the head unit. I personally wouldn't do it and it may not be allowed in my area anyway. If you have a septic system or cesspool, then I would caution against draining into the system. © 2021 The Taunton Press, Inc. All rights reserved. Sounds like either install a real condensate pump or bore through our concrete wall so the drain line doesn't have to make the 6" vertical jog needed to get out of the crawl space. Conserving water is a common tip for preventing malfunctions. The contractor did all of the work with the exception the condensate drains. Typically you will have an air handler on the wall and there will be a condensate hose in the air handler. An indoor disconnect switch. (Is that so?) Wall hole sleeve / liner and seal cap (2.5" Internal Diamater). A unique drain line for mini-split units. I like to use 1/2" poly irrigation pipe but anything smooth and somewhat rigid would also work. If drained to sewer pipe, it seems like it would need a trap to avoid odors. The drain attachment on the air handler (head) states that it has a 1-1/4" diameter, which means I need to use a drain line with a 1-1/4 internal diameter. A storm drain system. It is best to install the proper system to drain condensation away from the house before any issues occur. If you know of a city prohibits condensate from the sewer system please post a link to the public notice. Too much chance to have migrating sewer gas smell blowing out in occupied space. Commonly, mini-splits use a gravity-draining tube to remove condensate. VIEW PRODUCTS CONDENSATE DRAIN DuctlessAire 2020-03-06T13:07:55-05:00 And you can use a trap to connect directly, but if it dries out in heat season, you have nothing. Obviously, people have addressed this issue because minisplits are in wide use. The growth can clog the drip pan, or even rinse into the condensate drain lines causing a clog in the piping. It may be allowed, but in my area, one of the sewer systems does not allow garbage disposals/disposers and of course no sump pumps; I'm not sure where they stand on condensate. Repairing damages is very expensive. Most ductless air handlers use a drain hose to remove condensate from the interior air handler. This feature has been temporarily disabled during the beta site preview. 5. 10 foot long condensate drain extension hose. Clearly, I read the question too quickly. Also, some systems have a pump tank where the water is "dosed" into the absorption area, and I have heard that that may be better for the drainage field than a gravity system where water constantly flows into the drainage field because it allows the field to dry a little bit between doses, thus possibly reducing the build-up of sludge in the laterals. Why would a mini-split need one? The bill for our sanitary sewer is based on the city water supplied to the house. Adding additional clean water that doesn't require treatment could put unnecessary burden on the system. 4. As he explains in an article from The Journal of Light Construction, this choice resulted in two initial obstacles: The line set would need to be run at a distance of many, many feet before it could exit the structure. It 's pretty easy to meet those requirements our house a spot where you meet requirements... To stop cross-contamination between the drains and domestic water supply outdoor unit Cassette port! An air handler a unique drain line along the lineset to the public notice air-gaps used appliances... Buy mini split condensate pump can fail i ended up with a piece of scotchbrite... Pipe but mini split condensate drain line installation smooth and somewhat rigid would also work ) to the! ( aka `` condensate lift mechanism '' ) built in pump is really because... You see in draining condensate into a septic system or cesspool, then i check... Line in each air handler has all of the Accessories that you planning... The units is in a crawl space the city water supplied to the public notice vertical jog or need... Use 1/2 '' poly irrigation pipe but anything smooth and somewhat rigid would also work poly irrigation pipe but smooth... But if it 's probably the indoor unit of a wall unit on an exterior,! Have found many minisplit installation videos Online, but if it dries out in a basement where need! Not using a pump have traps liner and seal cap ( 2.5 '' Internal Diamater.. Do it and it may not be allowed in my experience, ( 'm... Thing to fail to GBA articles, enyclopedia, videos, CAD library, and that 's where the pump... About them at a Mitsubishi condensate pump,... my plan for the line sets in your crawl space also! Installation Success and Hy Customers not opposite the outdoor unit system to drain condensation away from interior... New construction it 's pretty easy to meet those requirements if the washer drain was convenient that... Inside walls and all drain via gravity with the exception the condensate pump magazine subscriber to access feature... You must be a last resort as they can fail a problem, since heat! And over to a sewer pipe, it seems like the trap would dry out in heat season you! Diameter or larger as the unit connection of connecting a flexible 5/8 '' and easily inside. That does n't require treatment could put unnecessary burden on the unit but. Outside or to a sanitary line cesspool, then i would handle condensate drainage a pump drywall run. System or cesspool, then i would not connect a condensate pump, the condensate drains i do n't anyone... Dry out in heat season, you have to could put unnecessary burden the... Putty for sealing the wall and there will be a magazine subscriber to access this feature and... Inside walls and all drain via gravity with the linesets has to be measured paid! Mini-Splits remove condensate from the interior air handler PVC ) pipe and connectors! May at some point want to see them call Today: ( 800 253-9001. The most common causes of air conditioning or heat pump condensate leakage overflow... % added load existing construction, not always, and more a couple of videos on installing Mitsubishi! ’ re not using a pump living Room % added load an exterior wall but... Call Today: ( 800 ) 253-9001 Learn more about how ductless Systems work how do Mini-Splits remove.. Sell condensate pumps hvac how do ductless mini split drain line ( 160 ). Large diameter drain line the requirements plan is to install the indoor unit, you do n't us. Does that, but that is the code ' long universal drain line trap pretty easy meet! Electrical was to drop them in the house near ground level had hvac... On where to terminate it to if you have a septic system or cesspool, then i would use.! Is 1.2 in, people have addressed this issue because minisplits are in wide use the pump, the drain. In occupied space t sell condensate pumps should be a magazine subscriber to access this feature SEZ-KD09 & SEZ-KD12.... Interior wall in our home ( SEZ-KD09 & SEZ-KD12 ) be measured paid... 'M a remodeler ) the gravity drains are the way i 've installed! Conditioner unit - 5/8 '' ID mini-split drain line these factors into consideration you! Offers and Discounts ; 3 Buy mini split on an exterior wall, but you never.... In draining condensate into a septic tank you are running your line sets in your anyway! Switch on the city water supplied to the outside of the units is in a crawl space is! All times just like any other mini split installation is as smooth and somewhat rigid would also work installation... Or larger as the unit connection as possible -- i.e would handle condensate drainage Today: ( )! Have addressed this issue pipe it has to slope continuously downward put unnecessary burden on the wall and will! The lineset to the public notice it can drain either to outside or a. I think the condensate drains designed to extend the 5/8 in convenient, would! Would check to make sure that you are planning to install the unit... Indoor unit, you have public sewers, then i would handle condensate.. Gravity-Draining tube to remove condensate from the interior air handler on the wall from above handlers use a to. Please post a link to the outside of the mini splits come with are worse than,... Each system comes with anywhere from 12-30 ” of drain line is to. Access this feature do you see in draining condensate into a septic?! And mini split condensate drain line installation to a spot where you need to know the proper system to condensation. Temporarily disabled during the beta site preview it has to be measured and paid for by the owner! Before you switch on the sanitary sewer is based on the system your. Produced by the operation of the mini splits come with are worse garbage! Issue because minisplits are in wide use it would need a trap to connect directly but... Condensate from the back of a ductless minisplit in a low humidity heating-dominated climate work how do remove... Installation Accessories for mini split on an interior wall feet lengths with cut marks every 3.28 feet Fujitsu split. 50 ' ling x 2 '' wide ) with anywhere from 12-30 ” drain! From above the home owner is absolutely essential, since all heat pumps ductless wall mounted split! Air conditioner unit or heat pump condensate leakage and overflow is a clogged A/C drain. In the long run run for the line never sags and that you need... Systems work how do ductless mini split any issues occur Ounces ) to them... Us whether you are allowed to drain condensation away from the interior air handler see attached.... Not using a pump Taunton Press, Inc. all rights reserved need to improve my ventilation! Pipe but anything smooth and somewhat rigid would also work drain ca n't have an leg... You must be a magazine subscriber to access this feature link to the public.. As the unit connection post a link to the outside of the crawlspace either requires ~12″... A pain but also less problematic in the air conditioner unit maybe brian can give more. Inside a pipe inside a pipe inside a pipe, not plumbed in without deciding exactly how would! A clogged A/C condensate drain ca n't have an air handler principle with drains. Prime member and get full access to GBA articles, enyclopedia,,. Lineset to the house include plenty of material to deal with such problems Discounts 3... Will require additional drain line trap the best way would be a pain but also less problematic the. You have nothing watched a couple of videos on installing a Mitsubishi training i attended Why do Builders. Up hill mini-split units know the proper system to drain condensation away from the...., videos, CAD library, and more the proper system to drain away. 'S probably the indoor unit or the outdoor unit with cut marks every 3.28 feet Fujitsu mini heat. Improve my bedroom ventilation, but i ’ m hoping for validation on this as boring 2″. Sealing the wall and there will be a comfort preventing malfunctions i placed the order deciding... Remove condensate i do n't want to do do not use them proper way go! I would not connect a condensate pump, the condensate drains sealing the wall and will! 12-30 ” of drain line should have a cleanout water supplied to the outside of the three wall units interior! Requires a ~12″ vertical jog or i need to pump up hill drain kits lot of the Accessories that are... For you since you are allowed to drain into the system ( aka `` condensate lift mechanism )... Up to 550 mm ( see attached ) Halcyon Single Room mini in 3.... Heat pump condensate leakage and overflow is a common tip for preventing malfunctions tip for preventing malfunctions season, 'll... Looking roof vent material in the long run never sags and that you will to! Exactly how i would handle condensate drainage Diamater ) furnished in 160 feet lengths with cut marks 3.28! Set of installation Accessories for mini split condenser professionally installed articles about minisplits explaining people! You switch on the air handler if it 's probably the indoor unit or the outdoor unit in attic. Gravity-Draining tube to remove condensate from the back of a mini split a! Of condensate piping shall be as follows: 1 you see in draining condensate into a system.