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Why Choose Fensurv?
We don’t just build extensions—we set the industry standard.Fensurv started as the elite surveying experts that other construction companies hired to fix their complex projects. Over two years, we successfully surveyed and consulted on over £15 million worth of home extensions nationwide. We even trained other industry professionals on how to do it right.After seeing too many companies mismanage projects and deliver poor quality, we decided to step in and build them ourselves.
We still survey for multiple companies and independent building firms across the UK, so if your a trade business please feel free to get in touch at surveying@fensurv.co.uk
What We Deliver:
Why Hup! Extensions Require Elite Experts
The Ultraframe hup! system is engineered like a giant jigsaw puzzle. Every single component must fit perfectly. Unlike traditional brickwork, it cannot be cut down or adjusted on-site. A single mistake by an untrained builder means your project grinds to a halt while you wait weeks for replacement parts. [1, 2, 3, 4]That is where Fensurv comes in.We have mastered the hup! system so you never have to worry about delays or errors.
The Fensurv Advantage:
Our Philosophy: Perfect the Survey, Perfect the Build.
We don't rely on gimmicks or emotional sales pitches. We believe that if you are investing serious money into your home, you deserve an elite team to deliver it.That is why we cherry-pick only the finest specialists—from surveyors and builders to electricians and compliance experts—to handle your hup! extension.It all begins with our industry-leading Fensurv survey.
What Our Surveys Deliver:
Ready to Transform Your Home?
Get your FREE, no-obligation hup! quotation today. Click below to request a call back from our friendly expert team.
"Fensurv, Where precision surveying is the norm"

Homeowner Survey Pack.
This will contain a schedule of works for your hup! project, it will ouline start dates for each stage of your project along with the projected completion date, this will be accompanied with a detailed Health & Safety (CDM Regulations) pack, to ensure you, your family are kept safe during the project. Visit our Health & Safety Page for more info on CDM regs.

Project Overview & 3D Designs.
This document gives a snapshot of your hup! project, along with the 3D visuals, it will give a brief summary of your build.

The Base Document.
This will give you the detailed dimensions of the hup! structure along with window and door positions and also the locations of electrical or plumbing items.

Roof Specification.
This highlights the roof choice i.e. Ultraroof, LivinRoof or Flat Orangery Roof compatible with the Ultraframe hup! walls, it will show glass positions and dimensions along with colours and finishes.

Window & Door Specification.
This document highlights your prefered glazing products and offers more detail regarding dimensions.

Planning Applications.
You'll be provided with a set of planning drawings (existing & proposed) should your Ultraframe hup! project require local authority permission, we take care of the rest (including Building Regulations) by using a fit-for-purpose professional building compliance company robicom.co.uk to ensure your build is legal and compliant.

If there comes a time when you decide to move home, this comprehensive survey pack along with planning drawings and local authority approval will ensure that any prospective buyer cannot pick apart your extension and it's legal status. this will not only retain your homes value but will help in increasing it giving you total peace of mind.
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