Welcome

Firth UK Ltd is a family business specialising in the manufacture, supply and installation of windows, doors, conservatories and bespoke joinery with heritage dating back to 1935. All of our products are manufactured to the highest standards in Sheffield by our long-standing team of craftsmen, using the finest quality timbers from sustainable sources.

At Firth UK, we also provide a Windows for Listed Buildings service and a Replacement Windows service for buildings in a Conservation Area. Similarly we’ve been involved with barn conversions and other architectural projects including school & church refurbishments.

Make your home as individual as you are.

We are verified by Stroma to ensure that we meet current UK Building Regulations and we confidently back our timber products with a 10 year manufacturing guarantee.

Paul Firth
Director


What we do

Wooden Windows

Wooden Windows
Well-designed quality wooden windows can enhance a property and increase its value substantially.

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Conservatories

Conservatories
When you step inside your conservatory from Firth (UK) Ltd you enter the exclusive world of the hand built bespoke conservatory.

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Listed Buildings

Listed Buildings
At Firth (UK) Ltd we have been involved in many listed buildings projects over the years.

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Bespoke Joinery

Bespoke Joinery
We produce an extensive range of bespoke joinery products all crafted at our joinery manufacturer workshop...

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Our 10 Year Guarantee

Our 10 Year Guarantee
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How can we help?

Firths are a family owned and run company which has been designing, manufacturing & installing wooden windows and doors since 1935. Based in South Yorkshire close to the Peak District National Park, the company concentrates on providing quality work across the UK using renewalable resources.

For almost 90 years our time served master craftsmen have used only quality traditional materials to ensure each project is bespoke and enjoys its own distinctive character.

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Testimonials

  • “Thanks to you, Paul and the guys for all your help, windows are great and have made a massive difference to the flat.”

    Mr. Banner
    London

  • “We can’t thank you enough Paul for your time and efforts in making certain we were totally happy with our conservatory.

    Mr. & Mrs Howard
    Sheffield

  • “Thank you for fitting my new wood windows they really enhance my Victorian property.

    Mrs. Aizlewood Crookes
    Sheffield