Sure seal Logo man sealing around granite unit

Waterproofing and sealant specialists

If you require sealant application or mastic pointing for any walls, then Sure Seal are the team for you. As sealant specialists, you can rely on our high standards for any improvements you wish to make.

When it comes to waterproofing and sealant application in East Northamptonshire and West Herts, we have the experience and reliability to ensure the job is done to the highest standards your convenience.

You can be certain of enjoying seamless results, for a high quality finish when using Sure Seal for any of your sealant application or waterproofing requirements.


Have the job completed to the highest standards and at an excellent price. For great results and unbelievable value, including a one-year guarantee, contact us today.

Impeccable workmanship

If you require high standards, then that is exactly what you'll get with our sealant contractors. You can enjoy impeccable workmanship when it comes to sealant application for walls, as well as frames, doors or expansion joints.


Get in touch with us to enjoy our excellent rates and to arrange a highly competitive quote.

Need a sealant application

for your wall?


Call 07888 721 174

Enjoy seamless results

Lady holding sealer