Viton seals (suffix V) offer better resistance to chemicals and higher temperatures than standard NBR

and AMH8 series

ensuring safe burner startup sequences in residential and commercial heating applications

Manufactured to handle high-temperature combustion environments

Reversible Rotation: Field-selectable clockwise or counterclockwise operation via simple jumper adjustment ensures compatibility with any damper configuration

Armstrong International C3510-3 Vent THPU32HP7Y Viton seals (suffix V) offerThe Armstrong International C3510 3, also identified as the Model 11AV 3 4 178, is a high performance stainless steel air and gas vent designed for reliable fluid management in demanding HVACR and industrial environments. Featuring a 3 4" NPT inlet and a 1 2" NPT outlet, this free floating lever vent provides positive venting of air and non condensable gases under pressure. Its all stainless steel construction ensures superior corrosion resistance,