AKA Double Pendulum Valve, Double Gate Valve, Double Flap Gate, Double Dump Valves, Tipping valves, Trickle valves - all names used to refer to the product we invented more than 60 years ago. The equipment may go by other names, but there is only one Plattco Double Flap Airlock valve!
The R Series Radial Valve combine all of the features of our H-Series with an air tight radial (round) seat and flapper. Our solution is customizable and includes the option for metal to metal seals, silicone seals or even seals with sacrificial coatings. The patented radial shape of the seat and flappers on this series valve allow for a true and tight fit even after extended use to prevent loss of pressure. Our solutions are customizable and include the options of metal to metal seals, silicone seals, or sacrificial coatings.
Combined with Plattco’s legendary Easy Maintenance Technology, this exceptional radial valve offers the lowest overall 10 year cost of any other airlock on the market.
Ideal for dry material handling with successful applications in industries around the world. The robust design of the H-Series is the perfect selection for large volume, large particle sizes, and the most demanding conditions. Rated for up to 40 PSI (2.75 Bar) and temperatures up to 1800F/980C.Learn More
Same features of the H-Series with an air tight radial (round) opening with round internal mating components (seat/flapper). This valve received its name based on its round (radial) opening. Rated for up to 40 PSI (2.75 Bar) and temperatures up to 1800F/980C.Learn More
Same rugged design as our famous H-Series Flap Valve at roughly half the height for applications when headroom is restricted. This valve is named for its “S”horter profile than our original H-Series. Rated for up to 15 PSI (1.0 Bar) and temperatures up to 1800F/980C.Learn More
The perfect valve for pollution control systems and other low pressure differential (< 2 psi/.14 bar) applications, with the same profile as the S8-Series. Rated for up to 750F/400C.Learn More