At Marlin we provide a complete surveying and installation service that is second to none.

Every detail is fully considered to ensure that our products fit perfectly within the building fabric and function correctly.

We do not sub contract any part of our installations and only use our own employees in order to control quality and guarantee our workmanship to the highest possible standards.


Window Installers being filmed during ITV's Love Your House & Garden with Alan Titchmarsh

The Marlin Installation team being filmed for ITV's Love Your Home and Garden


Everyone at Marlin is unified in a common goal – to manufacture the best products and provide exceptional services that are delivered on time, every time.

Our project driven team strive to ensure a seamless process from the initial concept and design stage through to production, delivery and installation.


Our professional team of installers are individually trained within our manufacturing facility and benefit from years of fabrication experience and product knowledge – they really do know our products inside and out.


What To Expect From A Marlin Installation


  • perfect fit to a premium finish
  • unrivaled quality standards
  • no sub contractors used
  • trustworthiness - Certass & TrustMark vetted and approved
  • highly skilled Marlin installers who know the Marlin products inside out
  • an installation team who care about quality of finish, about your property, about your 100% satisfaction

"reliable and highly skilled; they really care about their work" Michael Raw and Diana Hicks, Menston



We are members of Certass Ltd who are a UKAS accredited certification body for the operation of a Competent Person Scheme under a Department of Communities and Local Government (DCLG) license and a PAS2030 Energy Efficient Measures scheme.

Membership of Certass is not automatic and we are continually assessed in line with the standards laid down in EN17065 and specific license requirements of DCLG, PAS2030 to ensure we meet required standard.

Certass approved


TrustMark is the only Government endorsed scheme for trades in and around the home.

TrustMark award registered firms with their accreditation after thorough vetting and on-site inspections to ensure the firm is raising industry standards.

This accreditation gives customers reassurance of quality and protection from rogue traders. TrustMark is the only ‘find a tradesperson’ scheme to cover all 3 cornerstones of quality:

Trustmark approved


Trustmark approved installer


  • Good Trading Practices
  • Good Customer Service
  • Technical Competence

If you would like to know more about the standards TrustMark expect from it’s registered firms please download a copy of their Core Criteria