Nairobi, Eneo la Viwanda (Nairobi), masaa 3 yaliyopita
24 maoni
Sika Joint Sealant 600ml
+1
Nyingine
Aina
They are designed to enable movement between the building blocks mainly originating from thermal expansion of the materials. They need to be sealed against water ingress and air exchange. The joints are where a building is weakest to leakage