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The WILKINS WTTA-20 Wtta-20 Thrml Expan Tank is designed for thermal expansion. This tank accommodates the expansion of water due to heating, preventing pressure build-up in closed plumbing systems. It helps maintain consistent pressure and protects pipes and fixtures from damage.
The WTTA-20 thermal expansion tank is essential for maintaining consistent pressure and protecting plumbing systems from damage due to thermal expansion.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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