Your Trusted Partner for Steel SIP Extensions

At The Conservatory Insulation Company, we specialise in transforming your living space with our high-quality single storey steel SIP extensions. Designed for durability, energy efficiency, and aesthetic appeal, our extensions offer a seamless blend of functionality and style.

What are Steel SIP Extensions?

Steel SIP extensions are innovative building solutions that utilise structural insulated panels to create robust and energy-efficient spaces. These panels consist of insulation sandwiched between two steel sheets, providing exceptional strength, insulation, and longevity.

Benefits of Steel SIP Extensions

  • Energy Efficiency

    Our steel SIP extensions provide superior insulation compared to traditional building methods, helping you save on energy bills while maintaining a comfortable indoor climate year-round.

  • Quick Construction

    With prefabricated panels, the installation process is significantly faster than conventional construction. This means less disruption to your home and a quicker path to enjoying your new space.

  • Custom Design

    We understand that every home is unique. Our team works closely with you to create a bespoke design that complements your existing architecture and meets your specific needs.

  • Durability

    Steel SIP extensions are designed to withstand the elements, offering long-lasting protection against weather and pests. This ensures that your investment remains sound for years to come.

  • Sustainability

    Our materials are sourced with sustainability in mind, and the efficiency of SIP construction can contribute to a reduced carbon footprint over time.

Key Features

A permitted development solution, avoiding the need for planning permission (subject to survey).

  • ✔ Strong, durable construction designed for long-term performance
  • ✔ Faster build times compared to traditional extensions
  • ✔ Designed to meet Building Regulations where required
  • ✔ Bespoke designs tailored to your home and lifestyle
  • ✔ Seamlessly integrates with your existing property
  • ✔ Energy-efficient structure to help reduce heat loss and energy bills
  • ✔ A clean, modern finish inside and out

The Result - A beautifully designed extension that adds space, comfort and value to your home, creating a place that can be enjoyed every day, all year round.


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* Permitted Development eligibility depends on your property and local authority requirements.

Our Process

  • Consultation

    We begin with a thorough consultation to understand your vision, requirements, and budget. Our experts will assess your property and discuss design options.

  • Design & Planning

    Our skilled designers will create detailed plans that align with your vision while adhering to local building regulations.

  • Installation

    Once plans are finalised, our experienced team will handle the installation process with precision and professionalism, ensuring minimal disruption.

  • Final Touches

    After installation, we work with you to add any finishing touches, ensuring your new extension feels like a natural extension of your home.

Why Choose The Conservatory Insulation Company?

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We will be in touch to arrange a free survey and quote.