roof drain type 64 DallBit, DN 70/DN 100
conforming to DIN EN 1253
with factory-fitted collar of 5.0 mm modified bitumen membrane, 500 x 500 mm, welded to the flange and clamped with a stainless steel clamp ring
specification:
- insulated drain body
- side outlet DN 70/DN 100, 3 degrees fall
- domed grate
– temporary blanking plate
material:
polypropylene, UV-stabilized
DN 70 connects to BS4514 75 mm pipework with 880345 adaptor