HardRock® UB34
HardRock® UB34 is thermally efficient upstand insulation board for parapet walls that is also non-combustible in case of fire.
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Application(s)
- Roof
- Flat Roof
Product description
HardRock UB34 is non-combustible and provides an impact and weather-resistant insulation solution for flat roofs. The product can be used as a thermal insulation layer for upstands and parapet walls on warm flat and inverted roofs made of concrete, timber or metal structure decks, in new and existing, domestic and non-domestic applications.
- Euroclass A2-s1,d0 in accordance with BS EN 13501-1:2018 Reaction to Fire rating
- Thermal conductivity 0.034 W/mK
Content heading TjUZ6
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Areas of application
HardRock UB34 is suitable for use on the following construction types:
- Flat roofs
- Parapet wall
Documentation
Please select and download the documentation pertaining to this product. If you require any certification that is not listed here, please contact us via ukdocumentation@rockwool.com

HardRock UB34 Datasheet
HardRock® UB34 is thermally efficient upstand insulation board for parapet walls that is also non-combustible in case of fire.

HardRock UB34 Installation Guide
Installation guideline for ROCKWOOL HardRock UB34

SUIS ROCKWOOL UK
Safe use instruction sheet ROCKWOOL stone wool insulation products

Republic of Ireland (ROI) Price List
Republic of Ireland Price List July 2026

UK Price List July 2026
UK Price List July 2026


