Drainfast Brochure Issue 36 - Flipbook - Page 205
Ø330
200 SQ.
Part Number
6
Frost roof drain 200mm square grating with large
sump body and threaded outlet
See Note 1
48 Min
85 Max
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”.
158
Rain water outlets with flat gratings
suited to inverted roof construction
where the waterproof membrane is
located above the roof deck but
below the insulation layer. Body and
clamp: Cast iron. Grating: Ductile iron.
4 BSP
Grating
Size
Outlet
Size
Flow Rate
(l/s)
Loading
200 x 200
BSP 4
10.70
L15
33.0354
£149.67
Frost roof drain 200mm square grating with large
sump body and spigot outlet
Part Number
Grating
Size
Outlet
Size
Flow Rate
(l/s)
Loading
200 x 200
100mm
10.70
L15
200 x 200
163mm
26.41
L15
33.0351
£141.94
33.0359
£165.23
action@drainfast.co.uk
205
www.drainfast.co.uk
7 FROST ROOF DRAINS
Inverted Roof Assemblies Flat Gratings
