Frost Brochure Issue 03 - Catalog - Page 76
Warm Roof Assemblies - Flat Gratings
Rain water outlets with 昀氀at gratings
suited to warm roof construction where
the waterproof membrane is located
above the insulation layer on top of the
roof deck (diagram page 67). Body and
clamp: Aluminium. Grating: Aluminium.
Analytical 昀氀ow rate: Litres/second
based on a head of 35mm. For details of
accessories please see pages 82-85.
Note 1 - Reducing bushes can be
used on threaded outlets to convert
to 2” & 3”.
Frost Aluminium Warm Roof drain assembly - aluminium grating, 昀椀xed 240mm circular,
medium sump body with clamp, vertical threaded outlet
See Note 1
Part Number
Outlet Size
Loading
Flow Rate
(l/s)
34.0104
BSP 4
L15
9.1
34.0033
BSP 3
L15
5
Frost Aluminium Warm Roof drain assembly - aluminium grating, 昀椀xed 240mm circular,
medium sump body with clamp, vertical 400mm spigot outlet
76
Part Number
Outlet Size
Loading
Flow Rate
(l/s)
34.0101
100mm
L15
9.1
34.0037
75mm
L15
5
