Sealant & Mastic Pointing Professionals

A1 Sealants are a North West based operation, offering a sealant/mastic service to the construction industry and cover all areas from Carlisle to Birmingham, Wales to East Yorkshire. As a company we offer a reliable service and commitment to quality, together with a competitive price.

We are proud to have been awarded the NHBC 'Pride in the Job', not once, but numerous times on several sites over the years from 2007 onwards and the seal of excellence award, as recognition of the exceptional standards and quality in every aspect of our on-site work.

The quality of our work, products and service levels are second to none in the industry and our customers return to us time and time again to prove it. Our knowledgeable team are at the forefront in both application methods & technical direction, who can advise on the joint design, along with Sealant types, to meet your particular requirements.

Our Sealant Services

These are some of the services that A1 Sealants North West provide on a daily basis.
Please get in touch with us with all enquiries on 01942 386 900

Expansion / Contraction Joints

Block & Wall Joints

Saw Cuts / Floor Joints

Acoustic Sound Proofing

Intumescent Fire Seal

Windows & Door Frames

Bath, Kitchen Sanitary & Wet Areas

Joist Ends

Lead Work Joints

Recent Sealant Works

Our recent projects have included Aston Villa football ground, Manchester City football ground and in general new houses, football grounds, supermarkets, commercial buildings.

Sealant work at The Ethihad staium

Football Grounds

Sealant applicators for Premiership League football stadiums.

Housing Developments

Sealant applicators for new build housing developments.

Conversions & Developments

Sealant applicators for flat conversions and new developments.

Executive Developments

Sealant applicators for executive house developments.


Experienced retail sealant


Mastic applicaitons at housing


Window sealants

Window and door frame sealant experts.

House & Home

Full sealant applicaiton for each room in your home.


Our Certifications

All our staff are NVQ qualified sealant professionals and hold valid CSCS cards to ensure maximum sealant quality on every job.

Our Partners

Our impressive client list includes some of the countrys largest construction companies and is always being added to, here are some of our customers: