Backwater flap type R_D (DN)
for round opening, flat cover
Information:
Backwater flap with flat cover and integrated channel flap, stepped bed 100mm, soft sealing in accordance with DIN 19569 part 4 seal class 3 for dowelling onto structures with flat surfaces in accordance with DIN 18202 tab.3 row 7.
Downloads:
Assembly versions
Reference excerpts