Installation manual – Slot diffusers, Type VSD

Linear slot diffusers and flush mount supply and returns linear slot diffuser installation They can add excessive fan pressure drop, if they are not sized, selected and installed correctly, like any other air diffuser Upvote 1 linear slot diffuser ขนาด HCSL concealed ceiling slot diffusers are suitable for the installation of suspended ceilings and they are used to supply or exhaust air from the

linear slot diffusers HCSL concealed ceiling slot diffusers are suitable for the installation of suspended ceilings and they are used to supply or exhaust air from the