Access doors for spiral tubes/ round ductwork – GRD
Access doors for round ductwork pressed from galvanised steel in a sturdy double-shell design with a flow-optimised inner shell to prevent turbulences. Two hand knobs allow to fix the access panels to the duct. A polyethylene foam gasket securely seals the access panels. Available in sizes from 180x80mm to 500x400mm and for tube diameters from 80mm up to 1800mm.
Each access door delivered in a bag including self-adhesive drilling plate