3″ STACK VENT VALVE – CHEM OIL PRODUCTS

End of Line Stack Vent Valve – Chem Oil Products

– Complete high-tensile-strength aluminum body, lid, and flange.
– All internal working components are made of superior plastic material with an operating range from -50°F to 500°F.
– Full-opening lid and large body cavity for easy clean-out and maintenance.
– Slip-in pressure seat for easy replacement in the shop or the field – vacuum seat replacement is even easier.
– Internal plunger with a built-in vacuum breaker for the pressure-vacuum valve.