Green roof drain large sump wide roof flange bottom outlet.
Irma roof drain.
21500 irma roof drain.
Irma can be referred to as an insulated roof membrane assembly.
21500 ordg1 roof drain.
Inverted roof membrane assembly.
Drain assemblies are engineered for installation in flat roofs waterproofed using the insulated roof membrane assembly irma method.
Smith 1011 irma application roof drain used in roof systems where the insulated membrane assembly method of waterproofing is provided.
An irma system is the most common type of roof used on modern high rises today.
Drainage is directed to roof drains from a slight camber or slope of the roof created during construction or from a professional installer.
Large sump with perforated stainless steel extension.
0 25 to 1 0 in.
Stainless steel perforated ballast guard self locking polyethylene dome and no hub standard outlet.
Inverted roof membrane assembly waterproofing options heat weld or cold applied 2 ply 3 ply direct to deck 2 ply 3 ply.
Large sump with perforated stainless steel extension.
Green roof drain plaza drain round top large sump body bottom out.
These 15 1 4 390 diam.
It is used where built up felt and asphalt waterproofing is installed.
21500 fg2 roof drain.
Roof drains large area irma roof drain with stainless steel ballast guard watts drainage products rd 100 cj epoxy coated cast iron irma roof drain with flashing clamp integral gravel stop 4 in.
Typical physical properties drainage core composite astm c 366 method b thickness.
Irma waterproofing solutions for inverted roofs 2 ply system base sheet over concrete system type.
Green roof type with perforated standpipe.