Stop-nuts prevent the knobs from being totally removed.
Metal knobs.
Retaining cable with M6 bolt and nut (order separately, ref. D01V-2001) preventing the loss of the door.
Minimum Duct Dimensions A ≈ min. 50 mm B ≈ min. 50 mm C ≈ min. 15 mm D ≈ min. 15 mm
Duct Wall Thicknesses Standard access doors with polyethylene, vitreous fibers or silicon gaskets: S1 = max. 5 mm For thicker duct wall thickness special access door versions with longer bolts can be ordered.
Top Required Clearance when Installed RD 18: H ≈ 37 mm RD 21: H ≈ 35 mm RD 315, 32, 42: H ≈ 50 mm RD 43, 53: H ≈ 56 mm RD 54, 64: H ≈ 67 mm RD 65, 75: H ≈ 73 mm
Steel knobs made of galvanized steel or stainless steel V2A
Aluminum access doors for higher temperatures (HT versions) are not available.
Prices
Opening Dimensions
Installation Instructions
Installation Video
To be taken into consideration when fitting stainless steel parts