When it’s TOO COLD in the winter & TOO HOT in the summer.
Ideal for your new Garden Rooms | Extensions | Conservatories | Extended Living Space
A genuine transformation into a beautiful home extension allowing you to enjoy your extra space all year round.
We pride ourselves on offering the very best experience for our customers throughout every stage of the process.
Known fondly as the “Firmseal experience".
"We had dealt with Firmseal in the past. Came over and looked at showroom, was impressed, staff so helpful, everything went smoothly from start to finish. So nice to get to speak to a person at the end of the phone. Thank you to everyone."
Mrs M – Windows, Yeovil
FIRST CONTACT
CONSULTATION
DETAILED QUOTE
SURVEYING & PREPARATION
INSTALLATION
SIGN-OFF & PAYMENT
Don’t just take our word for it. Hear what our customers have to say!
Excellent product & better value for money than competitor brands. Customer service has also been very impressive. We love our new windows.
Alitherm, Yeovil
Completely satisfied, you came recommended by my sister who has had various work done by yourselves.
Back Door, Yeovil
