Harvey, Author at Permarock

Basic Principles

Mineral Wool External Wall Insulation: Key Specifier Considerations (Fire, Acoustics, High-Rise)

Mineral Wool External Wall Insulation: Key Specifier Considerations (Fire, Acoustics, High-Rise) Mineral wool external wall insulation (EWI) is widely specified…

Harvey10 April 2026

40+ years of delivering trusted support to the UK's learning environments.

Education Sector News

Experience in the Education Sector: New Build & Retrofit

Over the past four decades, Permarock has provided technical support for our insulated render systems for a great many new-build…

Harvey2 February 2026

A montage of completed external wall insulation projects - social housing, education buildings, commercial offices, high-rise blocks and more. An illustration of the work that Permarock has done over 40+ years.

News

Permarock Celebrates 40 Years of Excellence

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Harvey28 January 2026

News: why early stakeholder engagement matters by Richard Tocher

News

Façade Design: Why Early Stakeholder Engagement Matters

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Harvey20 May 2025

Uncategorised

New Managing Director Announced at Permarock Signalling Group Growth

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Harvey20 May 2025

Permarock Engagement Day, with derek Horrocks on stage with other speakers.

Uncategorised

Group Engagement Day

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Harvey20 May 2025

Derek Horrocks with members of the IoT Horizon Strategic Investment team (now Sustainable Smart Technologies)

Uncategorised

IoT Horizon: Strategic Investment

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Harvey20 May 2025

Two photos of roofline closure systems tested during the evaluation phase of the new design specifications

News

Roofline Closure Systems: a Retrofit Professionals’ Forum

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Harvey20 May 2025

Welcome to the Team Karl!

Uncategorised

Welcome to the Team Karl!

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Harvey20 May 2025

A spread of Roofline Closure System details

Uncategorised

Roofline Closure Systems Now Approved

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Harvey20 May 2025