Product code: 8313055
Delivery estimate: 1-2 workdays
A retroactively fitted cleaning hatch with a quick-action lock for round ducts. Use a template to cut a hole in the duct surface and lock the hatch practically in place with the aid of handles. Fulfils the C class tightness requirements and those of the cleanliness class M1 concerning ventilation products. Manufactured from hot galvanised steel plate EVS-EN in compliance with the 10346:2009 standard. The zinc layer has a minimum thickness of 275g/m² on both sides.