silicon nitride construction offers superior durability and faster heat-up times compared to older silicon carbide elements

using this OEM R-22 expansion valve ensures the HVAC system operates within its designated design envelope

the 4183-00 features a rugged brass body and synthetic seating material to ensure a positive shut-off and minimize seat leakage

designed specifically to maintain the same form and function in the safety string

Ensuring high-performance HVAC air filtration

Spence Engineering T6150250 Temp Control R-410A silicon nitride construction offers superiorThe Spence Engineering T6150250, identical to the industry standard T61 Series, is a high performance pneumatic temperature controller designed for precise steam pressure regulation and process fluid heating. Built with a rugged bronze body, this pilot operated controller features a 50 250F temperature range, making it ideal for HVAC mechanical rooms and industrial heat exchangers. It functions by modulating the control pressure to a pneumatic