For the past 15 years, pilot-operated safety relief valves (POSRVs) have effectively and reliably protected economizers on Section I power boilers in overpressure situations, working in tandem with ...

The new “22” Series solenoid and air-pilot-operated valves come in three and four-way configurations with 1/8-NPT (F) ports. These valves provide a 40-scfm flow rate at 125 psi and feature single or ...

MONTVILLE, N.J.--(BUSINESS WIRE)--Marotta Controls, a rapidly growing aerospace and defense supplier, announced it has upgraded its motor operated pilot valve (MOPV) used in aqueous film-forming foam ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Over the years, the TE crew and I have had some fun with pneumatic ...