S-Overflow PVC square
PVC roof overflow
S-Overflow PVC square is a prefabricated rigid PVC overflow outlet for flat roofs
- Resistant to UV exposure
- Hot air weldable (membrane can be welded directly to the surrounding face plate)
PVC roof overflow
S-Overflow PVC square is a prefabricated rigid PVC overflow outlet for flat roofs
Depending on the order quantity and product size, the products are packaged on pallets or in cartons.
Surface | smooth |
Colour | light grey |
Polyvinyl chloride (PVC)
5 years from date of production.
The products must be stored in original, unopened and undamaged sealed packaging in dry conditions at temperatures between +5 °C and +30 °C. Always refer to packaging. Handle with care. Do not drop.
Spigot outside dimensions | Spigot length | Spigot inclination angle | Base plate size |
188 × 88 mm | 500 mm | 5° | 380 × 280 mm |
308 × 88 mm | 500 mm | 5° | 500 × 280 mm |
4,0 mm
The following products must be considered for use depending on roof design:
Flow rates l/s
35 mm | 45 mm | 55 mm | 65 mm | 75 mm |
1,30 | 1,90 | 2,70 | 3,50 | 4,50 |
1,90 | 2,80 | 3,80 | 5,00 | 6,00 |
3,00 | 4,40 | 6,00 | 7,80 | 9,60 |
3,00 | 4,40 | 6,00 | 7,80 | 9,60 |
3,00 | 4,40 | 6,00 | 7,80 | 9,60 |
5,50 | 7,90 | 10,50 | 13,40 | 16,50 |
5,50 | 7,90 | 10,50 | 13,40 | 16,50 |
7,50 | 11,00 | 14,90 | 19,20 | 24,00 |
7,50 | 11,00 | 14,90 | 19,20 | 24,00 |
12,60 | 11,70 | 23,40 | 29,40 | 34,60 |
12,60 | 17,70 | 23,40 | 29,40 | 34,60 |
-20 °C min. / +60 °C max.
-30 °C min. / +60 °C max.
Strictly follow installation procedures as defined in method statements, application manuals and working instructions which must always be adjusted to the actual site conditions.
Refer to the relevant section in the Installation instructions: Sarnafil® flat roof systems.