These Cowl Ventilators are made of PVC and the ring nuts and matching deck flanges are made of hard synthetic.
A mosquito screen and a stainless steel (AISI 316) cover plate for closing off the vent can be supplied as an option.
Available in 3 sizes with a vertical opening (YOGI, TOM, JERRY) and 1 with a horizontal opening (DONALD).
The cowl vents ending with "2" are removable and rotatable. (YOGI2, TOM2, JERRY2 & DONALD2)
Models ending with "S" have a screwed down fixed synthetic ring. ( YOGIS, TOMS, JERRYS & DONALDS).