Coupling Gaskets
EPDM – Grade E (Green Stripe): Ideal for hot and cold water, fire protection systems, oil-free air, and many chemicals. Temperature range: -29°F to +230°F.
Nitrile – Grade T (Orange Stripe): Designed for petroleum oils, mineral oils, vegetable oils, and other oil-based applications. Temperature range: -20°F to +180°F.
Silicone – Grade L (Red Stripe): Ideal for high-temperature dry air and certain chemical applications, including fire protection dry systems. Temperature range: -29°F to +350°F.