The One That Started It All™ Extrol expansion tanks accept expanded fluid in closed-loop hydronic systems to control pressure buildup, improve comfort and help reduce energy costs.

Product Details About This Product The Therm-X-Trol Expansion Tank can be used in a variety of places such as apartments, office buildings and hospitals. This expansion tank helps eliminate …

These tanks are engineered to manage the expansion forces in heating and cooling system water, ensuring consistent system pressure across different operational scenarios. The robust …

Find hot water heater tanks available in a variety of models and sizes, as well as THERM-X-TROL expansion tanks. Shop today with fast shipping and easy returns.

Boiler System Expansion Tanks Extrol®. First In Expansion Control. Amtrol Inc. designed and patented the first Extrol® diaphragm expansion tank control system pressure and help reduce …

We Can Take the Pressure™ Amtrol invented the thermal expansion tank to absorb expanded water in closed, hot water systems and protect the water heater.

Amtrol® EXTROL® 118-153 SX Series Vertical Floor-Standing Boiler System Expansion Tank, 44 gal Capacity, 0.77 Acceptance, 34 gal Acceptance, 100 psi Pressure, 22" Dia x 36" H

Nearly seven decades after inventing the first diaphragm expansion tank, Amtrol line-up now includes specialty models engineered for modern, high-efficiency systems.

Product Details About This Product The Extrol no. 30 Expansion Tank is pre-pressurized and features a diaphragm design. This expansion tank is designed for use with a hydronic heating …

Therm-X-Trol expansion tanks are designed to control pressure in commercial closed, potable hot water systems. Available in diaphragm, partial acceptance bladder and full acceptance bladder …