Renovation membrane (airtight)
Naturheld LDB 0.02 – renovation membrane (airtight)
A highly vapour-permeable, airtight membrane for renovating roofs and walls from outside.
It allows the roof to be renovated from outside without opening up the rooms inside. It is laid over and between the rafters and needs at least 35 mm of insulation on the outside. It also serves as a vapour-permeable roofing underlay on top of the naturheld boards (pitch below 15° or no board above the rafters).
| Sd value | 0.02 m |
| Weight | 170 g/m² |
| Roll | 1.50 × 50 m = 75 m² |
| Minimum pitch | 10° |
| Temperature range | −40 … +100 °C |
| Structure | 3-layer, PP-reinforced |
| Reaction to fire class (EN 13501-1) | E |
| Building material class (DIN 4102-1) | B2 |
| Outdoor exposure | up to 12 weeks |
Price 10.2026
€4.64 per m² incl. VAT
Roll of 75 m²: €348.30 incl. VAT (€290.25 excl. VAT). The price per m² excl. VAT is €3.87. All naturheld membranes and accessories
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