[5 (124MM)]
[4 (101MM)]
Function: 1 The round louver vent is made of stainless steel, the construction is sturdy, durable and can be used for a long time. 2. The vents are mirror finished, corrosion and abrasion resistant, durable and sturdy. 3 Allows air to enter into the space while staying, and the round vents provide an odorless living and working environment. 4 This air filter grille is very easy to install and can be directly installed with the same diameter hole. 5 Wide application, suitable for related openings in ships, yachts, caravans and residential Specifications: