About Us

Proper Sealants Ltd

Mastic Application Across the Midlands

Proper Sealants Ltd is a family-run business based in Bourne, Lincolnshire, covering the Midlands and surrounding areas.

We carry out mastic application works across residential, commercial and new build projects, including internal and external sealant works, air test sealing, fire mastic and domestic resealing.

We take a straightforward approach to the work we do, with a strong focus on reliability, clean finishes and a good standard on site.

Why Proper Sealants?

Qualified and reliable
Our operatives are NVQ qualified and experienced in delivering clean, consistent work across a wide range of projects.

Air test and fire mastic works
We also carry out air test sealing and fire mastic works, with close attention to site requirements and finish.

Domestic and site work
Alongside larger site projects, we also offer domestic resealing, including the removal and replacement of old, failed or mouldy silicone.

Working across the Midlands
Based in Bourne, Lincolnshire, we support contractors, developers and private clients across the Midlands and surrounding areas.

Trusted on live sites
We are currently working with Vistry Group and are proud to support major developments with a reliable and professional service.

Our Services

• Internal mastic application
• External mastic application
• Fire mastic works
• Air test sealing
• Domestic resealing
• New build residential projects
• Commercial projects

The Proper Way

Straightforward service. Clean finishes. Work carried out properly.

Proper Sealants Ltd
Family-run. Bourne, Lincolnshire. Covering the Midlands.