You can use the SENS-RDR wireless reader to measure sensitivity in percent-per-foot obscuration without removing the detector from the ceiling

The Bell & Gossett 186360LF Impeller is a lead-free

Featuring a 3/4" NPT threaded connection and a robust cast brass body

The Conbraco 10-606-25 is a high-capacity ASME Section IV certified safety relief valve designed specifically for the protection of hot water heating boilers and supply systems

including R22

Watts 0063192 Valve 320819-301 You can use the SENS-RDRTo ensure system integrity and eliminate the risk of cross connection contamination, the Watts 0063192 (Series BBFP) is the professional choice for non potable water applications. This 3 4 inch backflow preventer with atmospheric vent is engineered specifically for smaller supply lines, including boiler feed lines, laboratory equipment, and processing tanks. Featuring a dual check valve design with an intermediate vent, it provides reliable protection