Backwash detail backwash overlayed on adjacent flat over structural slope when roof drains are located a great distance away from a sloped roof edge more than 48 it can be more cost effective to use a tapered backwash.
Roof drain drip detail.
Smith carefully designs and manufactures a full line of roof drains deck drains scupper drains promenade and parking area drains and more to satisfy both the artistic eye of the architect and the calculating mind of the engineer.
Sumped roof drain with paraflex 531 liquid flashing.
Paraguard roof drain with paraflex 531 liquid flashing.
Drip edge varies in dimensions but typically the flange that nails to the roof surface is about 2 5 wide and the vertical edge that directs roof runoff down and away is about 1 5 in depth.
Drain with inter ply parapro flashing.
Scupper with paraflex 531 liquid flashing.
1 directional slope to gutter or drip edge 1 directional slope with crickets to scupper.
In all cases it is important to properly detail and install the edge conditions.
The drip edge also gives us a nice straight edge with which to align roof shingles slates or other roofing material.
Us rsbs 07 03a 2 ply sbs membrane insulated roof drain with soft metal flashing dwg pdf us rsbs 07 03b 2 ply sbs membrane insulated roof drain with liquid flashing.
Scupper with conductor head.
Copper hercules bur detail drawing dwg 637 27 kb copper hercules bur detail drawing dxf 568 36 kb.
Download free high quality cad drawings blocks and details of roof drains organized by masterformat.
Scupper with parapro flashing.
Sumped roof drain with parapro flashing.
Roof drains from zurn include combination primary overflow control flow dual outlet siphonic retrofit and more which cater from educational to commercial needs.