Suitable for most turbine ventilators: The size of the roof ventilator cover is 20 inch x 20inch. Please note the dimensions of the turbine fan.
Protection function: after installing the roof ventilation cover. It protects the turbine from rain, snow, wind and dust. Protection of indoor environment
Hygienic environment. Prevent heat loss by reducing the indoor temperature. Waterproof and dust-proof: the roof ventilation hood is made of polyester. Silver plated inside. Good waterproof effect. Prevent dust from entering the room.
Easy to install: The bottom of the roof vent cover is designed with drawcord. Tighten the pull rope to it. Prevent the ventilation cover from being blown by the wind.

Colour:black
Material:polyester
Size:51x51cm

Package Contents:
4 x vent cover