1.Water Leakage from the Balcony to the Master Bed Room.
2. Mater Bed Room temperature is high due to concrete slab absorbing the heat
Koster 21 Cooling Roof Waterproofing Systems
1. Surface Preparation : Jet wash the surface
2. Patching the cracks and further seal with Koster 21
4. Prepare the Koster 21 Waterproofing
5. After the 1st Coat of Koster 21.
Testimonial from the House Owner:
" GERMANY KOSTER 21 really works well after trying so many brands and contractor, what further amazing me is the cooling effect in my master bedroom. So nowadays the aircon take shorter time to cool the room." - Mr Shah.