Ceiling Diffusers-DLK-FB Project description The square ceiling diffusers type DLK-Fb with integrated fire protection device are ideal for flush mounting in a mineral fibre false ceiling. The ceiling diffusers type dlk-fb fulfil with the fire protection system without affect on the air technical functions. Advantages: -dlk-fb ceiling diffuser consists with centre screw fixing to the plenum box. -Very stylish square diffuser face. -The screw head is covered by a decorative cap. -These Ceiling Diffuser are manufactured in line with the set industry standards to deliver high quality products. Feature: -Anti-smudge frame -Corrosion resistance -Easy installation