Welcome to Annexe By Future Rooms

We offer homeowners, businesses and organisations the opportunity to add the extra space they need using SIPs and take advantage of the benefits this efficient construction method provides

Why Us?

Why Annexe By Future Rooms?

We specialise in the design and build of annexes, classrooms, ancillary accommodation, commercial buildings and homes using our SIP panels.

We combine our forward-thinking approach to building with over 10 years of expertise in the design, manufacture and installation of buildings built with SIPs to offer homeowners, businesses and organisations the opportunity to add the space they need and benefit from using this efficient method of construction.

The experienced team in our sister company, Future SIPs, manufactures SIP panels to exacting standards at our purpose-built workshop nestled in the heart of rural Gloucestershire for self-builders, homeowners, architects, builders, schools, education establishments, leisure facilities and health and medical organisations.

Our highly skilled team places great importance on attention to detail and delivering the highest standards of customer care, whatever the size, type and style of building.

The Benefits of Building with SIPs

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Faster Construction Speeds

The pre-manufactured nature of SIP panels offers a significantly reduced site installation time in comparison to traditional construction methods such as masonry or timber framing.

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Reduced Energy Costs

SIPs are very airtight in its construction and with less timber required than traditional timber frame construction, there is a vast reduction of cold bridges in the wall build up and less energy is needed to heat and cool rooms.

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Lower On-Site Costs

Due to the stringent, tried and tested design and manufacturing process, materials work harmoniously together, delivering a highly predictable and reliable product whilst minimising construction waste and labour costs.

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High Structural Performance

The composite construction of SIP panels offers enhanced structural performance, strength and stability that does not degrade in comparison to in comparison to traditional construction methods.

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Lightweight Prefabricated Structure

SIPs construction is an incredibly strong, yet lightweight system. This minimises disruption on site, utilising low impact footings (where conditions permit), requiring less labour and allowing for easier handling.

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Our Services

Annexes for Home, Work or Leisure

All of our annexes are architecturally designed and are built using our pre-manufactured SIPs system; an innovative method of construction that delivers sustainable, time-efficient and cost-effective builds.

We offer a complete service, which includes groundworks^, full structural calculations, standard planning application^^, installation and finishing, based on one of our four annexe models.

^Groundworks up to 10m from the edge of the building. Additional distance priced separately.

^^If surveys and/or additional reports are required, these will be charged for in addition to our standard service.

Building with SIP Panels

Bespoke Buildings

Our SIPs system is manufactured in our purpose-built facility and we can supply a SIPs kit for a wide range of bespoke build projects.

All of our bespoke build kits include a structural design service and a full structural appraisal from a third-party engineer.

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