XT-90 13.5 Gal Expansion Tank 100074688 this unit excels in both

this unit excels in both convenience and durability

and provide the following functions and features:

Hydro Smart Man Assy

and is quiet

these plates are fastened (or "stapled up") to the underside of the subfloor

XT-90 13.5 Gal Expansion Tank 100074688 this unit excels in boththe XT Series expansion tanks are solid and have proven reliable in millions of installations worldwide. The two shell welded construction allows the tank to withstand high pressure ratings and therefore adds safety to your system. The BUTYL diaphragm separates the air from the water and prevents waterlogging while saving space and energy. Product is intended for use in hot water, solar and cooling systems and is compatible with glycol only.