Provides Spring Brake Priority for Direct Control of Trailer Spring Brakes.
The logic of the TEV valve retains the ability of the driver to repeatedly apply and release the Parking/Emergency brakes, even with a damaged tank.

– Prevent spring brake drag.
– Sealed hard anodized finish: 200 hours of salt spray resistance!
– Use a single air tank — allows the elimination of the protected reservoir.
– Small size is gentle on tanks, weighs less than two pounds
– Easy installation & conversion from old systems
– Fully compatible with anti-lock systems