Drainfast Brochure Issue 36 - Flipbook - Page 204
Rain water outlets with domed gratings
suited to warm roof construction
where the waterproof membrane is
located above the insulation layer on
top of the roof deck. Body and clamp:
Cast iron. Dome: Polycarbonate.
Analytical flow rate: Litres/second
based on a head of 35mm. For details
of accessories please see pages 211215. Note 1 - Reducing bushes can be
used on threaded outlets to convert
to 2” & 3”.
Ø349
105
6
132
50 min
80 max
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
33.0124
£203.31
Ø349
105
6
132
50 min
80 max
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
33.0121
£194.48
Ø349
117
4 BSP
179
132
50 min
80 max
Ø220
6
7 FROST ROOF DRAINS
Warm 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
10.70
33.0134
£264.06
PRICES EXCLUDE VAT E&OE
01420 555 600
204
7:30am-5pm Mon-Fri
