Firomatic B105-HCV Check ValveThe Firomatic B105 HCV Check Valve is designed for reliable backflow prevention in compact plumbing and process lines. This in line check valve features flare x flare end connections for a secure, leak resistant installation. With a 3 8 inch nominal size, it offers versatility to fit standard tubing and piping configurations. The valve includes a nut, simplifying on site assembly and maintenance. This makes it suitable for tight spaces and retrofit

Upgrade or replace to restore recovery rates

providing 90 Inch-Pound torque across a 95° rotation

power conditioning

Actuation: Spring-return actuator with manual override lever

and performance across all supported host controllers

enabling quick installation and future upgrades

Engineered for two-speed performance

this circuit board provides compatibility with standard connectors and supports precise venting regulation

Overall dimensions: 6" x 4

Designed for precise OEM alignment with Bell & Gossett P53550

Upgrade or stock this Burnham 81660161 gas valve to restore efficiency

boiler rooms