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Duotone terrace — saffron brief on the left, garden-folded ledger on the right.
If the flame is correct but the output remains low under load
Ensure the system is operating within its rated static pressure before replacing the switch
ensuring a secure and tool-free installation on RA series valve bodies
It is the official manufacturer-specified 621486 replacement
updated version of the 312800
Belimo B215HT455 Valve Els PW 17895 If the flame is correctWhen you need precise flow authority in demanding hydronic or low pressure steam systems, the Belimo B215HT455 valve is your go to. This 1 2 NPT ball valve is engineered for reliability, featuring a durable brass body with a stainless steel ball and stem, ensuring longevity in high temperature applications. With a 4. 55 Cv and a true equal percentage flow characteristic, it delivers accurate control for heating and cooling coils, VAV reheat, and