The quick way to find a local Underfloor Insulation specialist in Y Felinheli

IDR Joinery & building contractors

Underfloor Insulation

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Friendly business that covers all building work over North Wales, we take pride in our work and all work are done to a top standard

Latest homeowner review

Reviewed by Judith on 18/4/2026

Brandon Green Homes

Underfloor Insulation

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started business as parternership in 2007, we grown our portfolio from 2 houses to 86 units today, we also helped over 100 homeowners and 25 landlords including housing association, we help from a full consultancy package to build yur dreams to even help with leasing to our corporate contacts if you wish to invest. featured on HOMES UNDER THE HAMMER, we pride our selves in job well done, we always make sure we start projects within 2 to 3 weeks from time we agree and we always deliver our projects on time; we make the impossible a luxury and affordable possible while we take all the stress away; BGH combines technical expertise with exceptional customer service, ensuring every client benefits from cutting-edge technologies tailored to their home needs. with industry leading certifications and proven track record, BGH is a top choice for those seeking efficient, reliable and successful renovations We ate fully accredited Offer full guarantees and insurances including insurance backed guarantee and deposit guarantee We are specialist in new build, extensions, heavy refurbs, hmo and luxury conversions

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Reviewed by marvelous on 25/9/2025

BAE Construction LTD

Underfloor Insulation

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Bae Construction is a company dedicated to delivering building and construction services of the highest standard. We pride ourselves on the quality of work we can deliver for a variety of different projects large or small. Based in Anglesey we aim to provide building and construction services throughout Anglesey and north West Wales. We have over 25 years experience in the building industry having worked on projects of all sizes from conversions to refurbishments and new builds. Whatever the size of your building project our commitment is to Provide the highest standard of workWork in partnership with you to deliver your projectCommunicate effectivelyKeep to your budgetExceed your expectations

Latest homeowner review

Reviewed by Alun on 17/9/2016

I changed my mind not to go ahead with the extension

N E Construction

Underfloor Insulation

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Here at N e construction we do a range of work from big to small , building to landscape work , general maintenance , painting an a general tidy up,

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Reviewed by Gwion on 11/11/2021

Great guys

A.Gallagher & Son

Underfloor Insulation

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A. Gallagher & Son provide services across North and Mid Wales and the North West. We employ only local specialist tradesmen for slating, tiling, flat roofing, lead work, fascia and gutters and solar PV. We are able to take on works of any size to the most complex designs and specifications. Our Roofing Services Include: New Roofs Roofing repairs Re roofing Slate and materials Solar panels Other general building Get FREE quotes and friendly service. Members of National Federation of Roofing Contractors Velux approved installers We believe high quality standards of work is an essential key in the companies growth and development.

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Reviewed by MALCOLM on 6/5/2025

JG Roofing

Underfloor Insulation

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Would you all kinds of roof repairs gutter repairs cleaning gutters alter alter building over cause fully guaranteed

Latest homeowner review

Reviewed by Baiba on 27/8/2024