2395 ceiling vent diffusers products are offered for sale by suppliers on Alibaba.com, of which registers & grilles accounts for 74%, hvac systems parts accounts for 9%, and hvac systems & parts accounts for 1%.
A wide variety of ceiling vent diffusers options are available to you, such as hotel, office and building.You can also choose from aluminum, aluminum alloy and plastic ceiling vent diffusers,as well as from graphic design, total solution for projects, and 3d model design ceiling vent diffusers, and whether ceiling vent diffusers is return and replacement, free spare parts, or onsite inspection.