
Commercial Delivery Partner · Scotland & UKCommercial Retrofit, Roofing & Envelope Specialists
PureWarm is a Structherm-approved installer delivering external wall insulation, roofing, windows, and PAS 2035 retrofit services as a trusted sub-contract and delivery partner for main contractors, developers, housing providers, and local authorities.
Trusted & ApprovedTrusted by Contractors, Developers & Housing Providers
We deliver as an approved sub-contract and delivery partner across the residential, social housing, and commercial sectors.
Main Contractors
Reliable sub-contract delivery for EWI, roofing, windows, and insulation packages on new build and retrofit contracts.
Developers
Approved installer support for residential and mixed-use developments, from specification through to handover.
Housing Providers
Scaleable retrofit and improvement programmes for social housing portfolios, fully compliance-led.
Local Authorities
Delivery partner for local authority-led energy efficiency and retrofit programmes.
Full Installation & Compliance Services
Delivered to your specification and programme, with manufacturer-backed approval across every discipline.

External Wall Insulation
Structherm-approved EWI installation across residential and commercial properties, including Structherm and Baumit systems.

Roofing & Loft Insulation
Marley-approved roofing works and loft insulation, delivered to schedule and to specification.

Windows & Doors
Replacement window and door installation at scale for portfolios and new build plots.

Retrofit Assessment & Coordination
Elmhurst-approved PAS 2035 assessment and coordination for compliant retrofit programmes.
Manufacturer-Approved, Compliance-Led, Built for Scale
Selected Case Studies
A snapshot of recent delivery across residential, social housing, and commercial programmes.
EWISocial Housing Portfolio
External Wall Insulation Programme
View project
RoofingResidential Development
Roof Renewal & Insulation
View project
WindowsMulti-Property Scheme
Window & Door Replacement
View project“PureWarm delivered our EWI package to programme and to a high standard. Their compliance documentation and communication throughout made them a straightforward, reliable sub-contract partner.”
Project Manager
Main Contractor, Scotland
Track Record & Capability
Frequently Asked
Frequently Asked Questions
Our Accreditations & Approved Partners






Let’s Build Something Together
Looking for an approved sub-contract or delivery partner? Contact our team to discuss your next project.