Start Your Free Online Quote

Free, instant and highly competitive double glazing prices!

About Us

We are a high quality double glazing specialist, offering outstanding windows, doors, conservatories and roofline products. Our hard earned, strong reputation has allowed us to cater for a wide range of projects, resulting in a long line of satisfied customers.

We are proud to offer a wide selection of bespoke services to our customers, and feel privileged to have been serving since the 1980’s. Up until now we have been acknowledged as award winning installers, with over 1,000 installations carried out over that period.

Our range of high quality products utilise the enhanced profile from the VEKA Halo range, achieving top energy ratings. The windows and doors we offer achieve Windows Energy Ratings of ‘A+’. Our team consists of accredited, certified workmen to ensure a perfect fit.

Our products are British Board of Agrément approved, verifying the impeccable standards that Thermaframe has lived up to. We offer high-grade uPVC, premium aluminium, and engineered timber, which maximises the performance of our windows and doors.

View our Stunning Showroom 

Our Showroom is based in Polhill Garden Centre, London Raod, Badgers Mount, Sevenoaks, Kent, TN14 7AD.

What Do We Offer?

efficient double glazing sevenoaks

Fast Turnaround

You’ll hear back from us shortly after your quote, allowing you to enhance your home sooner.


Double glazing costs Sevenoaks


We use thermally-efficient designs across our products, for increased home comfort and efficiency.


uPVC windows Sevenoaks

Vast Experience

We are a long serving company since the 80s, guaranteeing satisfaction, reliability and professionalism.


Get in Touch

Double Glazing Quote

Start My Quote

Get a Free Online Quote Now!

Start My Quote
conservatory expert form Kent

Contact Us

Contact Us Now to get a Free Quote!

Contact Us

Accreditations - Our Market Leading Suppliers

uPVC Windows uPVC Windows
uPVC Doors uPVC Doors
Composite Doors Composite Doors
Conservatories Conservatories
Aluminium Aluminium
double glazing sevenoaks Patios