Home - Issues and Solutions - Outdoor Solutions - How to protect or waterproof a roof without removing the protection
The old concrete terrace is starting to show some small infiltration. The old sheath needs to be protected or renewed and you do not want to bear the costs of the complete renovation of the 26-rsquo waterproofing.
1. Clean the bottom thoroughly from old deposits, dust, etc.
2. Remove loose and / or peeling parts.
3.The concrete substrates must be previously treated with two coats of ISOMUR insulation.
4. Any cracks must be properly sealed.
5. On a prepared and well-dried surface, apply two or three coats of LIQUIDGUM continuous waterproofing sheath. On fissured sheaths or on concrete cracks and? it is advisable to drown non-woven fabric; in this way, pedestrianization is also increased ?.
6. As an alternative to point 5 on a prepared and well-dried surface, apply two or three coats, 48 hours apart, of a waterproofing TOTGUM elastic coating.
It is recommended to work on surfaces without d’ water and adequate slopes. Limit l&rsquo intervention to cases where there are no obvious lesions and in the absence of d&rsquo infiltration, water in the underlying rooms. For more interventions? challenging refer to specialized cycles based on bituminous membranes.