Κλάση D400
Lisa 850 Q
Hinged round grating and square frame
Ductile cast Iron GJS 500-7 according to EN 1563 standard
Complying with EN124-2: 2015 Standard, according D400 Class
Product certifi cation's mark: "IGQ"
Self-centering grating secured with elastic bar.
Safety locking cover mechanism at 90°
Strengthened frame with ribs, provided with Polyurethane gasket