3-inch normally open vacuum valve

Specification:
The valve is open at free condition(without external force/pressure).
Material: 304 stainless steel
The pressure range: -2 psi – 5.5 psi..
Inner diameter of this opened exhaust valve: approx. 76 mm/3 inches,
connector size: about 6 mm/0.24 inches.
For exhaust cutout with
Fits with 3″/ 76mm approx. OD pipe.
Pakcage included: as picture shown
(We have 3 sizes,2inch,2.5inch,3inch. if you need other size,please contact us)
Feature
This vacuum activated exhaust cutout is made of high quality 304 stainless steel, which is high strength and reliable, wear resistance and anti-corrosion. It’s durable to use, and can maintain a long service life.
This vacuum activated exhaust dump valve is opened in the free state. The rod end bearing is connected between the actuator and the door stem.
Compatible with automobile exhaust pipe whose diameter is 3″ and can suitable for various types of vehicles
This exhaust pipe valve needs a Welding Installation technology,is not applicable to other installation methods.But professional installation is highly recommended.Please notice the attention before purchasing.