This Vent Duvet Is Best possible Product For Mouth Duvet For Chimney Outlet Duct Pipe. With Chic Appears to be like, It Suits On Wall And Automated Louvers To Save you Undesirable Air,Mud,Cockroaches,Mosquitoes, Birds , Lizards.
Superb Appears to be like
Best possible For 150 Mm Pipe Ducting
With Imported Cord Mesh
With Ring Clamp And Solving Srews
Automated Louvers Closes Mechanically Whilst Chimney Is Off