The term "surface-watertight” means that the manhole cover is protected against the ingress of natural precipitation such as rain or other surface water that occurs without pressure.
Attack-proof and weatherproof manhole cover SD7.R, for flush fitting, load bearing, security tested, round type
Designed for
Installed flush with the surface for pedestrian and/or vehicle traffic, optionally in class A15, B125, D400 or E600, weatherproof, odour-tight against pressureless water, attack-proof, round in shape, made of 1.4307 (AISI 304 L) stainless steel.
Secure to prevent forced access, certified to resistance class RC3 according to DIN EN 1627 in class D400, meeting the requirements of DVGW W 1050 - Object protection for water supply structures. Suitable for use in Ex zone 1.
Not suitable for big-volume traffic (see definition below at the Download section).
Designed for a clear width up to and including 1000 mm and certified to:
DIN 1229 / DIN EN 124-1:2015-09 and DIN EN 124-3:2015-09, classes A15, B125, D400, E600 with test certificate and external monitoring.
Designed for a clear width bigger than 1000 mm and statically calculated according to:
DIN EN 1991:2010-12 (Eurocode 1) and DIN EN 1993:2010-12 (Eurocode 3), class EC10 (comparable with class A) and EC100 (comparable with class D)
Options
- 1.4404 (AISI 316 L) stainless steel
- Lift-off cover (without spring dampers and hinges)
- Non-standard sizes
- Encasing frame, non-standard installation height
- Designed for dowelling (only possible for class A15)
- Possibility to open the cover from below, the traffic situation to be taken into account
- Multi-part cover
- Suitable for big-volume traffic up to a maximum surface of 1 m² (no emergency exit possible). See definition for big-volume traffic below at the Download section.
- Magnetic contact
- Cover insulation
- One-part covers watertight up to 5m WC (class D400 only)
- One-part covers back-water proof up to 5m WC (class D400 only)
- Safety guard / antifall guard
Downloads
Customer Information and Documents
FAQ