About the London Mastic Company

Quick, reliable, friendly, professional

We have years of experience working with mastic sealants: that’s our job. Professional installers complete the work to our signature high-quality standards, at a time to suit you. Whatever you need, new mastic or mastic repair we can provide it anywhere in the London area! Our mastic sealants prevent water damage, save energy from draughts and look good too! Ask us for a quote: we’ll do the rest.

Specialist installers

Specialist installers

We pride ourselves on the quality of our service and the experience of our technicians. On time, on budget, we get the job done. No mess, no fuss!

Central London service

Central London service

Our mastic specialists offer an installation service across the entire Greater London area. Check the map and get a quote today!

Time-slot to suit you

Time-slot to suit you

Select a date and time to suit you. Our premier service offers a two-hour appointment window at modest extra cost. Request this when you ask for a quote.

Our service area

We offer installations across the entire Greater London area. Check the map and get a quote today!

Get in touch
Our Greater London service area

View our mastic services

“ ”

You hear horror stories about craftsmen not turning up on time or not turning up at all. How refreshing to book an appointment and for everything to work perfectly. Very happy.