About Us

Karachi waterproofing specialists
Royal Chemical Service is a waterproofing and chemical treatment company based in Karachi. We protect roofs, basements, water tanks, walls, bathrooms, pools and metal sheet buildings from water, heat and pests.
We work on homes, apartments, factories, hospitals, banks and public sector buildings. Our crews follow a clear process: inspect, prepare the surface properly, apply the right system, test and hand over.
Our quality management system is ISO certified, and we are proud to serve well known organisations such as Shan Foods, HBL, Liaquat National Hospital and PSO.
What we stand for
Honest diagnosis
We find the real source of leakage and tell you what is needed, nothing more.
Quality materials
Proven chemical systems applied as per the product method statement.
Clean, tested handover
Every roof or tank is tested and checked with you before we leave.
ISO certified quality
Our ISO quality management certification shows our commitment to consistent processes, documented work and customer satisfaction on every project.

Our certified clients




Explore our services

Roof Waterproofing
Leak-free RCC roofs with polyester membrane, elastomeric and bitumen systems that survive Karachi heat and monsoon rain.
View service

Roof Heat Proofing
Cool roof coatings and insulation that lower indoor temperature and reduce electricity bills in hot Pakistani summers.
View service

Precast Roof Waterproofing
Joint sealing and membrane systems for precast slabs, planks and prefabricated roofs.
View service

Metal Sheet Roof Waterproofing
Seamless coating for corrugated, galvanised and shed roofs including screw heads, laps and ridges.
View service

Warehouse Waterproofing
Roof, wall and floor protection for godowns and storage facilities so stock stays dry and safe.
View service

Commercial and Industrial Roofs Waterproofing
Engineered waterproofing for factories, plazas, hospitals, banks, schools and large industrial roofs.
View service
