Inspection hole RD400 x 400mm, plastic, white

Revision cover model RD of the brand NASO for an opening with dimensions 400 x 400 mm. It is made of high quality plastic. It is used in all ventilation and air conditioning systems.
Provides quick and convenient access to concealed equipment and/or utility lines.
The RD model is a cover, not a door, as it is not hinged and can be removed completely from the frame, providing maximum opening. It differs from the inspection doors in that there are buttons for unlocking and locking. It can also be used as a dormer, as it has UV protection.
Inspection openings are also suitable for places in the home with high humidity. The construction allows easy installation and maintenance.
The inspection cover is white.