$67 TTFLEX 4.5 Gallon Expansion Tank for Hot Water

Updated August 12, 2026

This auction ended on August 16, 2026. See upcoming auctions from A2Z Bids.
Lot number593
AuctionA2Z Bids – Big Brands, Bigger Bargains 08/16/26
DateAugust 16, 2026 at 6:00 PM CDT
Auction houseA2Z Bids
LocationHouston, Texas

Heater 3/4" MNPT | Thermal Expansion Tank, for Potable Water, Lead-Free, CUPC Listed, Butyl Diaphragm, Corrosion Resistant Finish, Easy Install Condition: Open Box - Not Tested Damaged?: No In Packaging?: Yes Assembly Required?: No Missing Parts?: No Functional?: Unable to Test Brand: TT FLEX Model: TT619-0045 Title: $67 TTFLEX 4.5 Gallon Expansion Tank for Hot Water Retailer Product URL: https://www.amazon.com/dp/B0CR6F985F TT FLEX water expansion tank is finished with appliance quality paint which helps prevent external corrosion and rust. This expansion tank features a 100% butyl diaphragm and plastic liner to separate the system water from the tank's air precharge. Inline thermal expansion tank accepts expanded water caused by thermal expansion. water to the system when hot water is used, it prevents the relief valve from going off. Easy to Install: The tank's compact size and easy-to-install design make it an ideal choice for both professional contractors and DIY enthusiasts alike. Ample Capacity: The TT FLEX water expansion tank has a generous 4.5-gallon capacity, making it perfect for smaller heating or cooling systems. This capacity allows for efficient thermal expansion management without taking up too much space. Appliance-Grade Finish: The tank is finished with appliance-quality paint, which helps prevent external corrosion and rust. This finish not only enhances the durability of the tank but also adds an aesthetically pleasing look.

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