When selecting a bitumen roof, important factors include, on one hand, technical matters, and, on the other hand, the look. Technically, the most important thing is the roof's slope. A steep roof offers a freer selection of products, while a gently sloping roof requires the membrane to be a sealed joint roofing, able to withhold water pressure. On the most gently sloping roofs, with internal water removal, a professionally installed two-membrane roofing is required.
| 1:3 | 1:5 | 1:10 | 1:20 | 1:40 | 1:80 | Extra information | |
|---|---|---|---|---|---|---|---|
| Pintari triangular batten roofing | x | ||||||
| Roofing shingles | x | x | |||||
| TopTite 6 Membrane with weatherproof joints | x | x | x | ||||
| TopTite 3 Membrane with weatherproof joints | x | x | x | x | |||
| Professional products VE40 | x | x | x | x | x | Double-one membrane roofing or 2-membrane roofing TL2 TL3 | |
| Professional products VE80 | x | x | x | x | x | x | 2-membrane roofing TL2 TL2 |
| Balcony top sheet | x | x | x | x | x | x | 2-membrane roofing TL2 TL2 |
