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  • Contact Us
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Lowry Construction Yorkshire Home Extensions

Home Extensions

Eco SIP Extensions

Eco SIP Extensions

Improve your property by adding a home extension. We use sustainable and  buildings techniques that ensure your new space is energy efficient. Our team uses the latest technology, products and techniques to minimise our impact on the environment. Your new home extension will be a warm and comfortable space that you'll enjoy using. 

Eco SIP Extensions

Eco SIP Extensions

Eco SIP Extensions

Whilst we have many years experience of building using bricks and mortar, we now offer extensions built using SIPS:  Structural insulated panels. You can build an eco friendly extension with a finish to suit your taste and planning requirements, whilst benefiting from faster build times, more internal space and energy efficiency to name a few reasons.   

What are SIPs ?

SIPs are prefabricated panels made of two structural boards with a solid insulation core in between. They form strong, airtight walls and roofs that offer excellent insulation and faster build times.

Why Choose SIPs?

 Energy Efficient – Superior thermal performance helps cut heating bills and meet eco standards.
Quick to Build – SIPs are made off-site and assembled quickly, reducing time and disruption on site.
Sustainable – Less waste, fewer materials, and excellent long-term energy savings.
Space Saving – Thinner wall build-up means more internal space without increasing the footprint.
Versatile Finish – Compatible with render, cladding, brick slips and more.



Ideal for Modern, Low-Energy Homes -If you're planning an eco extension, SIPs are a smart solution. They deliver high performance, long-term savings, and a clean, modern build process.

What are SIPs ?

Ground Screws: The Smarter Foundation

Instead of digging out tons of soil and pouring concrete, we use ground screws to create a stable, long-lasting foundation. These large steel screws are driven directly into the ground, ready to build on immediately.

Benefits of Ground Screws:

  • No Concrete Required: Eliminates drying time and reduces carbon emissions.
     
  • Quick Installation: Typically installed within hours, not days.
     
  • Minimal Disruption: No need for heavy excavation or wet trades.
     
  • Environmentally Friendly: Reusable, recyclable, and causes minimal ground disturbance.
     

Time Savings Compared to Traditional Builds

Traditional extensions often take weeks just to complete the groundwork and foundation stages — from excavation and shuttering to pouring and curing concrete.
With Eco SIPs and ground screws, those weeks turn into a few days:

Build Time Comparison

Traditional Build

  • Groundwork & Foundations: 1–2 weeks
     
  • Main Structure: 3–4 weeks (brick/block)
     
  • Total Time to Weatherproof Shell: 4–6 weeks
     

Eco SIP + Ground Screws

  • Groundwork & Foundations: 1 day
     
  • Main Structure: 3–5 days (SIPs assembly)
     
  • Total Time to Weatherproof Shell: 1 week or less

Ideal for Modern, Low-Energy Homes -If you're planning an eco extension, SIPs are a smart solution. They deliver high performance, long-term savings, and a clean, modern build process.

ECO SIP Extensions

What size suits you?

Choose from a standard size extension, or design one to best fit your requirements.

3x3m

12

A simple SIP extension will add extra living space to your home for the lowest cost. We can help find you an architect, surveyor, and engineer, then build your home extension in no time.

4x3m

15

We work to exacting standards and use high quality, energy efficient materials. We will also arrange for any demolition of existing walls and finish your SIP extension    

Bespoke

22

Get in touch with your ideas to build an extension that will 

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