Windows, doors and conservatory installation experts in Plymouth and the South West

Interseal works to provide clients living or working in Plymouth and the South West with high quality designs and installations on a range of products, including conservatories, windows and roofline products. We have a strong reputation across the region as a certified stockist and we are FENSA-approved.

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Windows

From Bay & Bow windows, Casement windows, and Sliding windows, to Energy Efficient options. Browse our full range here.

Doors

Our selection of doors include: French doors, Bi-Folding doors, Patio doors, Porch doors, and more. See all options here.

Conservatories

We complete conservatory conversions and new installations, covering bungalows, garden rooms, and more. Explore our conservatories here.

Fascias

We’re here to advise you on important fascias, guttering and rooflines for your home, and which options are best suited to your requirements.

For Window, door, conservatory consultancy and installation

At Interseal, we’ve built an unmatched reputation for high-quality products and professional workmanship, specialising in both domestic and commercial projects across Plymouth and the surrounding area. 

 Whether you’re looking for window, door or conservatory installation, as well as roofline products, or energy efficient options, we’ve got it covered. Our products are designed to last and give you the best solution for your home, budget, style and other specifications.

Our team of experts are here for every step of the journey, and we offer free, no-obligation consultations to discuss your ideas and space in question. Here, we’ll walk through options available and their features, so you can make an informed and confident decision about what to do next and bring your vision to life.

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Why choose Interseal?

No deposit required

10-year backed guarantee

FENSA-accredited

Our Customer Reviews

Very professional workers…

...who kept us well informed at each stage of the process. The work was to an extremely high standard and we are very pleased with the end result. I would definitely use Interseal again if I had need.

Review by Mr Bray - 05/08/2019

Interseal
5
2019-10-17T12:34:45+00:00

Review by Mr Bray - 05/08/2019

...who kept us well informed at each stage of the process. The work was to an extremely high standard and we are very pleased with the end result. I would definitely use Interseal again if I had need.

An excellent contractor…

... Friendly and competent staff who on two occasions now have provided a professional service at a value price.

Review by Mr Clarke - 18/09/2019

Interseal
5
2019-10-17T12:35:30+00:00

Review by Mr Clarke - 18/09/2019

... Friendly and competent staff who on two occasions now have provided a professional service at a value price.

I will use this company again without any hesitation.

I think my above valuation sums up everything I want to say.

Review by Mrs Story - 11/01/2020

Interseal
5
2020-02-28T00:47:28+00:00

Review by Mrs Story - 11/01/2020

I think my above valuation sums up everything I want to say.
5
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Interseal

  • 9.46 average from 254 ratings on HomePro 94% 94%

Call us today for a FREE QUOTE on 01752 340500

Fensa

Fensa

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