STRAINERS Connector VT.539
Consists of four parts: body - nickel plated brass; spool - polypropylene; spring - stainless steel; seal - rubber. The location of the valve is chosen to be directly in front of the vent.
The Valtec (VT.539) Shutoff Damper is an accessory whose main purpose is to ensure easy installation and removal of the automatic air vent without draining the coolant and emptying the system. Designed for installation in technical systems and pipes for transporting liquids, its components are not corrosive to the material of the vents.