Drainfast Brochure Issue 36 - Flipbook - Page 200
Domed rain water outlets suited to
cold roof construction where the
waterproof membrane is located on
top of the roof deck. Body and clamp:
Cast iron. Dome: Polycarbonate or
Aluminium as detailed. Analytical flow
rate: Litres/second based on a head
of 35mm. For details of accessories
please see pages pages 211-215.
Note 1 - Reducing bushes can be
used on threaded outlets to convert
to 2” & 3”.
Ø349
105
6
132
Ø220
4 BSP
Frost roof drain domed grating with medium sump
body and threaded outlet
See Note 1
Part Number
Outlet Size
Flow Rate (l/s)
BSP 4
10.70
33.0034
£95.29
Ø349
105
6
132
Ø220
Ø110
Frost roof drain domed grating with medium sump
body and spigot outlet
Part Number
Outlet Size
Flow Rate (l/s)
100mm
10.70
33.0031
£90.49
Ø349
Ø220
117
179
4 BSP
132
6
7 FROST ROOF DRAINS
Cold Roof Assemblies Domed Gratings
93
Frost roof drain domed grating with medium sump
body and horizontal threaded outlet
See Note 1
Part Number
Outlet Size
Flow Rate (l/s)
BSP 4
7.88
33.0044
£156.06
PRICES EXCLUDE VAT E&OE
01420 555 600
200
7:30am-5pm Mon-Fri
