Accepts expanded water caused by thermal expansion
Returns water to the system when hot water is used
Prevents the relief valve from going off
Inline thermal expansion tank
Prevents dripping faucets, intermittent toilet fill and pressure relief valve discharge
Protects water heater, appliances and fixtures

Technical Details

Product Details

Product Dimensions

Package Dimensions
Width : 8.3 inch
Height : 8.3 inch
Length : 13.7 inch

Item Weight: 0 ounce (View shipping rates and policies)
Shipping Weight: 0 ounce (View shipping rates and policies)

ASIN : B001B1JHHO

Product Description

Amtrak invented the thermal expansion tank to control pressure build-up in closed, hot water systems. This prevents the water heater pressure relief valve from opening, saves energy and eliminates a potential safety hazard. All thermo-x-troll expansion tank.