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Keystone Valves is ARRA Compliant



 

Butterfly Valves
Figure 221/222 Molded-In Resilient Seat

Size Range:
2" - 12"

Pressure Rating:
250 psi

Flange Standard:
ASME 125 / 150

Figures 221/222 are designed to meet the demands of the HVAC Mechanical Contractor market with an economical valve that has high pressure capability.

The injection molded seat provides bubble-tight shutoff to 250 psi and allows for full dead-end rating when utilizing the lug style body. This injection molded seat design also allows for closed disc installation, which saves money and time.

Round polished disc edge provides concentric sealing, reduced torque and longer seat life.


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