Custom built for a perfect fit
An inline sliding door is the best option for being able to access your garden, patio or balcony with ease.
They are made to measure with different door panel configurations that are all easy slide.
The amount of glass is maximised with a sliding door, giving extended visibility, and the effortless sliding operation does not encroach on either side.
You can also have the door open as much or as little as you desire without fear of them being blown shut in windy conditions.
PREMIER INSTALLERS OF THESE HOUSEHOLD BRANDS

Premium partner
Introducing the Origin Inline Sliding doors
A structurally bonded system that’s manufactured from a premium grade aluminium, the Artisan Slider boasts ultra-slim sightlines of just 20mm. Its innate strength allows it to accommodate incredibly large glass expanses, making it both visually stunning and practically versatile.
Whether you are looking to complement an ultra-modern new build or replace an existing door set, our Patio Slider is perfect for bringing an injection of effortless elegance into the home, and is guaranteed to stand the test of time.
Your Origin Slider is made just the way you want it.
Completely bespoke and tailored to your requirements, you can customise your door down to every last detail. We’ll guide you through the personalisation process.
We’ll advise you on the system, size, configuration, colour and handle colour options* so that together, we can create a door that’s tailored to your aesthetic and practical requirements.
AVAILABLE TO VIEW AT OUR SHOWROOMThe Firmseal process
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
reviews
What our customers say
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.
Mr & Mrs T
Alitherm, Yeovil
Completely satisfied, you came recommended by my sister who has had various work done by yourselves.
Mrs C
Back Door, Yeovil

The Firmseal Family
Like the look of our service and products but not based in our catchment area? Take a look at our 2 sister companies in the surrounding area.