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SupaLite Tiled Roofs

A warmer, quieter, more efficient conservatory roof.

doorco composite door yorkshire conservatories plum

Performance, strength and style

Our composite doors combine style, strength, and practicality. Each door is designed to deliver excellent thermal efficiency, long-lasting durability, and a look that perfectly complements your Sheffield home.

Leading thermal performance

Our composite doors are designed with a layered structure and insulated cores, giving them excellent thermal efficiency. They trap heat inside your home during the colder months while helping keep unwanted warmth out in summer, reducing heat loss through the door, and lowering energy bills year-round for Sheffield homeowners. The result is a warmer, more comfortable home with long-term savings.

Bespoke appearance

Replicate the beauty of timber or opt for contemporary minimalist colours like anthracite grey, chartwell green, or even your favourite United or Wednesday shades. Every door is tailored to your style of property, allowing you to choose a look that matches your home perfectly.

Designed for strength & security

Each door features a solid timber core, advanced locking systems, and robust GRP composite doors outer skin, delivering superior durability, strong security, and complete peace of mind for your home. These doors are designed to stand the test of time.

Explore the range

Our range of composite doors suits every Sheffield home. Here are just a few popular choices:
• White
• Chartwell green
• Anthracite grey
• Rosewood
• Golden oak
We also offer any RAL colour, as well as finishes that mimic timber or traditional options, providing a perfect match for your home’s character.

doorco yorkshire composite door green

Glazing and hardware options

Choose clear glazing for natural light or decorative glass for privacy. Add matching handles, knockers, and letterplates to create the perfect door that complements your home’s style and personality.

doorco composite door yorkshire conservatories detail

Download our brochure

For a full overview of our composite doors, styles, colours, and finishes, download our brochure and explore your options in detail.

How are composite doors constructed?

Composite doors are built using a combination of materials to ensure strength, durability, and thermal efficiency. A solid timber core provides security, while high-density foam insulation reduces heat loss.

The outer GRP composite doors skin is weather resistant, and a sturdy outer frame ensures rigidity and long-lasting performance. This layered construction allows our doors to withstand Sheffield’s changing weather, and keep out the noise of the busy streets.

doorco composite door yorkshire conservatories detail
modern gray door panel design

Why should Sheffield homeowners choose composite doors?

Composite doors are the perfect choice for modern living in Sheffield. They offer low maintenance, excellent energy efficiency, and industry-leading security. Ideal for homes on busy main roads, near parks, or in new estates.

  • Superior durability against weather and wear
  • Reduced energy bills through thermal efficiency
  • Minimal maintenance compared to timber
  • Wide variety of styles to match any property

Frequently asked questions

Here are some common queries about our composite doors:

Gable conservatory with tiled roof

What Our Customers Say

We are rated 4.5 on Google
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"Very thorough and did a top job." Rated 5/5 across sales service, product quality, installers, finished product and fitter demonstration. Installed by Tom and Josh in South Kirkby in October 2026.

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Mrs Deakin

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"Two very good workers. Very helpful." Rated 5/5 across sales service, product quality, installers, finished product and fitter demonstration. Installed by Tom and Josh in Woodlesford, Leeds, in October 2026.

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Mrs Martyn

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Full marks from Mr & Mrs Allen, who rated us 5/5 across sales service, product quality, installers, finished product and fitter demonstration. Installed by Tom and Josh in Higham, Barnsley, in October 2026.

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Mr & Mrs Allen

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"Great service, thanks." Rated 5/5 across sales service, product quality, installers, finished product and fitter demonstration. Installed by Tom and Josh in Newlodge, Barnsley, in October 2026.

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Mr & Mrs Garside

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“Excellent service. All walls made good, all waste materials removed from site. A pleasure to deal with the company and operatives.”

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Mr & Mrs Pollard

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"Excellent service all round. Very impressed with the installers, professional and informative. A quality job!" Rated 5/5 across sales service, product quality, installers, finished product and fitter demonstration.

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Mr & Mrs Tomlinson

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