Become a Guardian Certified Installer

As a Guardian Certified Installer you will gain access to training and support from Guardian Building Systems.

Guardian Building Systems offers a complete and modern alternative to traditional home improvements with the market leading Guardian Warm Roof, Guardian Home Extension, and Guardian Roof Lantern.

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Why become a Guardian Certified Installer?

You will be aligned to a strong brand with an established market reputation, that you can use to leverage and increase your business’ credibility.

Improve your business margin and double your turnover, by reducing time on still and skilled tradesman requirements.


Gain access to quality homeowner leads.


Reduce your on-site complications because of the factory built, reliable system. Plus, if there are any site issues our system allows for easy adjustments.


Say goodbye to architect costs – with our software you are able to produce the drawings at the site visit for the homeowner.


Get help and support directly from us; we address queries promptly, and deliver your orders on time.


Take advantage of our official partnerships with VELUX roof windows and Kingspan to offer the best living solutions to the homeowner


We have the backing of building control with pre-approval through LABC


Participate in full training for your chosen system and become expert installers.
It could not be easier to get the ball rolling and become a Certified Guardian Installer.
Simply fill out the below form and we will be in touch to complete the process and book you in for training.

Become an installer

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