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Wiper Seals vs Bulb Seals: Choosing the Right EPDM Weatherstrip for Truck Door Applications
2026-09-22 11:49:00When you look at a door weatherstrip in cross-section, there are two basic shapes: the wiper seal and the bulb seal. The choice between them depends on the door geometry, the compression available, and the sealing require...
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Thermal Insulation Value of EPDM Weatherstrip: Reducing Heat Transfer Through Cargo Doors
2026-09-22 11:48:08Most people think of the EPDM weatherstrip as a water and air seal. But it also has a thermal insulation value. The rubber in the seal is a poor conductor of heat, and when compressed between the door and the frame, it cr...
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Door Ajar Switches and EPDM Weatherstrip: How Seal Condition Affects Warning Lights on Trucks
2026-09-22 11:47:17On every modern commercial vehicle, a dashboard warning light tells the driver when a door is not fully closed. The door ajar switch is a simple plunger or magnetic sensor that detects whether the door has reached the ful...
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Door Protection: How EPDM Weatherstrip Prevents Panel Damage and Paint Chipping on Trucks
2026-09-22 11:46:25Most people think of the EPDM weatherstrip as a sealing component. But it is also a protective component. When a door closes, the EPDM weatherstrip is the buffer between the door panel and the frame. Without it, two metal...
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Pneumatic and Automatic Door Seals: EPDM Weatherstrip for High-Frequency Cargo Doors
2026-09-22 11:44:24In high-frequency loading environments, doors open and close dozens or hundreds of times a day. A delivery box truck making twenty stops, a refrigerated truck and reefer unit unloading at a restaurant, a shipping containe...
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Window Channel Seals: EPDM Weatherstrip for Truck and Container Glass Sealing
2026-09-22 11:43:28Door weatherstrip is the seal around the door frame. But on a modern truck cab, the windows move up and down in channels, and those channels also need sealing. The window channel seal is a U-shaped EPDM weatherstrip that ...
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