Quality Mastic Solutions
Established in 1995, but with over 25 years experience C.N. Sealants has steadily grown into a major specialist contractor. We operate throughout the UK with offices in the Midlands.
CN Sealants specialises in:
Windows and door perimeters
Sanitary ware, clean rooms and swimming pools
Instrumental floors
Cold rooms
Facades and cladding
Curtain, walling and structural glazing
Concrete pavements
















All part L regulations to comply with NHBC building regulations
We are especially BIG in the housing sector, and provide a FIRST CLASS service to all our customers.
Learn more about CN Sealants by calling 07904 050203 for a FREE survey and quotation for your mastic and sealants requirements
Why choose CN Sealants
- Highly Experienced Team of Professional Tradesmen
- We cover all of the UK from our West Midlands HQ
- All of our Repairs are fully guaranteed & environmentally friendly
- NHBC Accredited
- SMAS & SSIP Accredited
- Domestic and Commercial Specialists

” Amazing job, fixed my cracked bath and it looks like new “
Steve – Stafford
” Thank you. We had our windows painted in black and it looks so good and saved us money not buying new ones! “
Paul S – Birmingham