Vetus mushroom vents are a durable, weather resistant vent made of polished high-gloss stainless steel and complete with a mosquito screen and mounting flange.
The sturdy screw thread enables the vent to be opened and closed with ease and constructed from 316 stainless steel which offers excellent corrosion resistance, high resistance to pitting and crevice corrosion.
|Fixing Hole Diameter||4mm||4mm||5mm|
|Fixing Hole Centres||100mm||137mm||160mm|
|Fixing Hole Distance||70mm||97mm||80mm|
|Free Flow Area||30cm²||45cm²||76cm²|
Free Flow Area information is provided by the supplier.