MEP Product Category

Expansion & Buffer Tanks

Expansion tanks absorb thermal expansion in closed hydronic systems, while buffer tanks add system volume to limit chiller and boiler short cycling. Explore Taco bladder, diaphragm, and buffer tanks for heating and cooling systems.

Bladder Expansion Tanks Diaphragm Expansion Tanks Buffer Tanks ASME Construction Heating & Cooling
Taco Tanks

Available Expansion & Buffer Tanks

Browse Taco tanks for closed hydronic systems, including CA full-acceptance and CBX bladder tanks, CX diaphragm tanks, and BTH / BTL chilled and hot water buffer tanks.

Two Taco BTH / BTL vertical buffer tanks in carbon steel with red oxide primer finish, flanged side connections and base ring supports
Carbon Steel Vertical / Horizontal

Taco BTH / BTL Buffer Tanks

Carbon steel buffer tanks, 50 to 3,000 US gallons, rated 125 psi at 375°F, vertical or horizontal.

Taco CA Series full-acceptance bladder expansion tank, tall vertical steel shell in red finish with base ring support
Steel Shell Butyl Bladder

Taco CA Series Expansion Tanks

Full-acceptance bladder tanks, 90 to 10,000 litres, 125 psig standard, up to 240°F (116°C).

Taco CBX Series vertical bladder expansion tank, fabricated steel shell in red finish with top lifting ring and base ring support
Steel Shell Butyl Bladder

Taco CBX Expansion Tanks

Bladder expansion tanks, 15 to 800 litres, 125 psig standard, up to 240°F, for vertical installation.

Taco CX Series diaphragm expansion tank, compact steel shell in red finish with top system connection and base skirt
Steel Shell Butyl Diaphragm

Taco CX Expansion Tanks

Diaphragm expansion tanks, 30 to 350 litres, 125 psig, up to 240°F, 1" NPT, for closed systems.

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