the system's limit is often determined by the surrounding components

the 70-21037-05 offers the exact fitment required to restore system balance and prevent premature HVAC motor failure caused by misalignment or excessive vibration

offering dependable performance where consistent valve or damper positioning is critical

Can this test cap be used with other Honeywell monitors

Designed specifically for natural gas heating systems

Nor East Controls 30067438-890 Diaphragm Els PW 17895 the system's limit is oftenFor field technicians maintaining pneumatic systems, the Nor East Controls 30067438 890 Diaphragm is the direct OEM replacement engineered for D A Actuator 05 configurations. This flexible membrane is the heart of your pneumatic actuation, responsible for converting modulated air pressure into precise mechanical motion to manage HVAC dampers and control valves. Built from high fatigue resistant elastomers, this direct acting diaphragm is designed to