All of them also will void any warranty if the incoming pressure exceeds 80psi (the max allowed in a residential setting). Further information available at www.p65warnings.ca.gov. Many also want the ET installed at least 18" away from the WH to help limit the amount of heat it is exposed to. WA - Contractor # FASTWWH948BC | OR - Electric License # LMS17 Plumbing License # PB183 | CA - Contractor # 987398. Code generally requires the appliances and devices to be installed per the manufacturer's instructions if it doesn't specifically state a method. Constructed of lead free dezincification resistant (DZR) brass and corrugated stainless steel for superior reliability and strength, Push-to-connect design allows for a simple and fast installation on any combination of copper, PEX, CPVC or PE-RT pipe, No-kink corrugated stainless steel construction guarantees maximum flow rate even in tight radius bends, For use with 3/4 in. Can't find what you're looking for? If you have a closed system, meaning there is a backflow preventer or other device that wont permit your water to flow back into the main water supply, thermal expansion will lead to significant pressure increases in your homes plumbing system.
Assembly Instructions
First, you can extend the life of your expansion tank through proper installation that ensures the air pressure in the tank matches the water pressure in your home. If any particular ad is your REASON for blocking ads, please let us know. The expansion tank can be installed at any angle. All Tectite by Apollo products are approved for use in both potable water and hydronic heating piping systems. All of them also will void any warranty if the incoming pressure exceeds 80psi (the max allowed in a residential setting). If you look at the installation diagrams of the ET's that I've looked at, all of them show the ET installed on the cold line with no valves between it and the WH tank itself. You are using an out of date browser. Will it work, yes, as long as that valve is never closed. We get it, but (1) terrylove.com can't live without ads, and (2) ad blockers can cause issues with videos and comments. Where should an expansion tank be installed in relation to the hot water heater? Your expansion tank can be anywhere on your plumbing system and does not need to be installed in close proximity to the water heater.
If I want to put a tee right off the ball valve, what threads would the tee have? So cold water enters the tank and gets heated. The tank has two sections that are separated by a rubber valve. The saddle fitting simple clamps onto the pipe, and it comes with threading that allows you to attach the tank. The Show Only Items Ordered Previously filter helps find your past purchases fast! Say you're doing some service work on the hot water lineonly shut off the supply to the WH, but then the WH fires upthe ET won't be able to do its job because it is isolated from the source of the expanding water. Does the expansion tank have to be installed on the cold side? Next, the clamp is secured so that the hole aligns with the inlet for the expansion tank. A water heater expansion tank is an additional small thank that is attached to your water heater unit. Corrugated Stainless Steel connector with brass insert into the top of the TankTee. It may not display this or other websites correctly. Instead, we recommend soldering the proper fittings into the system or the use of galvanized fittings. While a traditional water heater might last 10-15 years, your expansion tank could fail before this point. In other words, without an expansion tank, would you see a rise in pressure at both the hot and cold water faucets? Without an expansion tank, the increased pressure can cause unnecessary stress on your plumbing fixtures, including the water heater, and cut down on their working life. If you see dripping water under the tank or near the fittings, the valve might be blocked.
Please call us: 2010 - 2022. For a better experience, please enable JavaScript in your browser before proceeding. If you'd like to support the site, please allow ads. Finally, make the final connections to the existing piping system utilizing the Push-To-Connect ends of the connectors. It is most commonly installed using a T at the cold inlet to the water heater. I was thinking about teeing off of the sink cold water supply to put the expansion tank. A Static Favorites List is created by adding items to your list from Search and/or Browse results, product detail pages, and previous orders and invoices. This list updates each time you open it based on the criteria selected. http://www.amtrol.com/media/documents/thermxtrol/9015087_06_16_Thermal_Expansion_Tank_IO_.pdf. Its this air pressure that allows the tank to absorb the excess pressure from your water heater, which keeps it away from your homes other systems. We might be able to do something about it. Install the expansion tank on the cold water supply line to the water. Got that, but what I don't get is whether the pressure builds up in the hot AND cold water lines. It could have come from your subconscious. Any problem with that? In the past, pressurized water that built up would simply drain back into the citys supply system. Water flows through the top portion, and there is pressurized air in the bottom. After applying thread tape to the nipple on the expansion tank, screw the expansion tank into the threaded outlet of the TankTee and insert the 12 in. One-source solutions are available to existing Home Depot Pro customers. First, you drill a small hole in the existing pipe. Static:
copper tube-sized pipe, Corrosion resistant for greater longevity, Demount clip allows for fitting removal (sold separately), Fittings can be rotated after being installed for ease of use in tight spaces, Ideal for potable water and hydronic heating applications, Meets UPC, IPC, and cUPC standard requirements, Listed by IAPMO and listed to ASSE 1061/NSF 61, Maximum working pressure of 200 psi and maximum temperature of 250 degree F. Pumps and Tanks Well Forum & Blog.
With faucets closed, the water can't expand so pressure builds. Although expansion tanks can be installed on the hot side, we strongly recommend they be installed on the cold line, downstream of the shutoff valve. Edit: I guess I could have instead used the term invented or dreamed up. Read the warning on the top of the first page. Lots of things will 'work' if you are careful, but there is only one way to ensure someone doesn't do something stupid or forgetful, and that's to not have a valve between the WH and the ET. They only allow the tank to be placed in one position (vertical), and they are unreliable. The check valve is the mechanism that prevents the backflow of thermally expanded water in the wrong direction. Warranty
Corrugated Stainless Steel to the hot water outlet. Expansion tank directly above WH cold inlet? Call 1-800-345-3000 or email us to set your web login up for your existing account. To meet the requirement, there should not be any valve of any type between the ET and the WH. Likewise, if your home runs on an open water supply system, where excess water goes back into the municipal water supply, it wont place any strain on your homes plumbing system. In other words, without an expansion tank, would you see a rise in pressure at both the hot and cold water faucets? Anytime such a tank is installed, the mounting needs to be able to accommodate the weight of the tank when it is full of water. Could not figure out how to add the image in my post above, but here is what I am thinking.
Plumbing code sets 80psi as the maximum for a residential situation. HDS IP Holding, LLC. No problem IMO as long as that only has the WH shutoff valve in the way. All Rights Reserved. Use Care Instructions.
I'm not a current Home Depot Pro customer, but I am ready to buy today. Water is life. Simply insert the pipe to allow the high-strength stainless steel teeth to grip the pipe securely against the specially designed O-ring. That's pretty near impossible to do with a check valve (assuming it's working properly), and Murphy's law says someone will close that valve.
This will conflict with info that comes with any expansion tank you buy at a retail store. Can the expansion tank be installed at any angle? Further, your water heaters manufacturer might void your warranty if you have a closed system and fail to get this safeguard. HD Supply and the HD Supply logo are trademarks of HDS IP Holding, LLC. Anything higher is out of bounds, whether specifically stated or not on a product data sheet. With thread tape applied to water heater nipples, screw the TankTee to the cold water inlet and the 18 in. Please Log In to use this helpful feature. But this isnt always possible. Stop valve removal and reuse is just as simple using a simple demount clip (sold separately). While this is one option, we dont recommend these fittings for several reasons. JavaScript is disabled. IOW, the code may or may not specifically state, but they do call for it to be installed as directed by the manufacturer. If not by the water heater, where else are these tanks mounted?? In other words, does the hot water in the tank push "forward" into the hot water lines, and also push "backward" back into the cold water lines? You should also have a mechanism in place to check the pressure, such as a water pressure gauge, that can tell you if the tank is functioning properly or if the diaphragm has been damaged. This can happen due to debris, such as mineral deposits. You can also upload your list using the Excel template provided on the "Favorites List Management" page. Contact UsPrivacy and Security Statement. Our digital help center is here to help you navigate Home Depot Pro's one-source solutions and get the job done right. When your water thermally expands, a water heater expansion tank prevents unwanted increases in pressure. Not only should you have a thermal expansion tank under these circumstances, but some municipalities require it. A water heater expansion tank can often be replaced without having to replace your entire system.
A Dynamic Favorites List is automatically created from your purchase history based on the timeframe, ship-to name, and product categories you want included. Imagine the inside of your homes water heater with too much pressure inside.
It looks like you're using an ad blocker. I actually think it was incorrect opinion presented as authoritative fact. Devices sold are expected to be installed and used within the codethat's 80psi maximum. Home Water Heaters Articles Expansion Tanks for Water Heaters. Please visit HD Supply to create a new account or contact 1-877-694-4932 for assistance. The codes are written to help prevent Murphy's law from being a factor. Dynamic:
Pt. You can prevent a costly accident by periodically inspecting your expansion tank. You must log in or register to reply here. The installation instructions that come with retail expansion tanks say the tank must be installed in a hanging vertical position. Owner's Manual
If you need assistance, please call Customer Service at 1-800-345-3000. I think they show the hoses as FIPS but is this the same as NPT? 11715 North Creek Pkwy Unit C106, Bothell, WA 98011, 2022Fast Water Heater Company, LLC All rights reserved | Serving Washington, Oregon & California
You dont need a water heater expansion tank if you have a tankless water heater since there is no tank and no buildup of pressure. If something is there to prevent this release, youre going to need another safeguard which brings us to the water heater expansion tank. In other words, does the hot water in the tank push "forward" into the hot water lines, and also push "backward" back into the cold water lines? (see next post, I added an image). 2, How to know if you need a water heater expansion tank replacement. What you do in your house, if it's not being inspected, is your problem. Good info, I appreciate it. While things are tested to higher values to provide a safety margin, that does not mean that they should ever see that higher value. 5 Years: Must be installed per published installation instructions. I know the tank goes on the cold side but I was trying to think through the process of expansion. Would the weight of a 2 gallon tank be too much to hang off the pipe like that? Plumbing Forum, Professional & DIY Advice, Options for outdoor tankless gas water heater hookup, Shared well pump with regular pressure switch with high pressure 88psi. I need to install an expansion tank over an existing water heater in a pretty confined space.
Original poster again - saw an installation online that looks like I might be able to copy and squeeze in. It is designed to handle that excess water that builds up. I would like to put the tee at the ball valve with the other two ports going to the heater and the tank with similar corrugated copper lines. Tectite by Apollo push-to-connect products are the cleanest and simplest way to gain flow control on copper, CPVC, PE-RT and PEX pipe without the use of tools, solder, open flame or glue.
WARNING: This product contains chemicals known to the state of California to cause cancer and birth defects or other reproductive harm. So, when the water pressure gets too high, it will flow into your expansion tank instead of damaging your homes plumbing valves, fixtures, and joints, and potentially causing a burst line with immeasurable damages and cost. 1, Can the expansion tank be installed at any angle? The codes are written to account for the system's life, which may continue after you're gone. It is fast, simple and clean to install. Pt.
You have to remember that the tank is only good for a few years, and when is fails it will fill with water and will be quite heavy. Thanks. Regarding plumbing it in, the supply ball valve out of the wall has threads that connect to a corrugated copper hose (I believe a BrassCraft or the like). Original poster back here - besides above the water heater, I also have a utility room off the garage that has a sink and plenty of room. When you choose a retail expansion tank, it comes with a Saddle Fitting. This allows you to avoid soldering and makes installing an expansion tank simpler for the average person. Water expands by roughly 2% as it heats up from 50 F to 120 F. You install the expansion tank down the line from the inlet valve that sends hot water into your home. Get the professional answers you deserve.
The Tectite by Apollo Water Heater Installation Kit with TankTee is the fastest, simplest and cleanest method by which to install a water heater with an expansion tank. The Home Depot Pro and the Home Depot Pro logo are trademarks of Home Depot Product Authority, LLC and are used by HD Supply under license. After assembly, fittings may be rotated for simpler installation in tight spaces. But, functionally, it can be installed anywhere on the cold inlet line.
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