Aluminium outer cone and pressed steel core

Diffusion adjustable using quick and easy worm screw system (patented)
Design based on a standard AF 842 diffuser with the outer cone extended by a compensation plate for 600 x 600 ceiling slabs (pressed in a single piece).
Invisible attachment to concrete slab using tabs on diffuser (F16 attachment)
Connection to circular duct or LRE plenum.
Steel finish, epoxy paint RAL 9010 white