81mm Unilin Safe-R SR/STP Phenolic Soffit Plus Board - (75mm Phenolic and 6mm Building Panel)




81mm Unilin Safe-R SR/STP Phenolic Soffit Plus Board - (75mm Phenolic and 6mm Building Panel)
- Product Code: A1-4991
- Delivery Time: 2 - 3 working days
- Brand: Unilin (prev. Xtratherm)
- Model and Size: 2400x1200mm - 2.88m2
Our ratings on 09-10-2025:

4.8 out of 5
81mm Unilin Safe-R SR/STP Phenolic Soffit Plus Board - (75mm Phenolic + 6mm Building Panel)
Length: 2400mm
Width: 1200mm
Thickness: 81mm
Board Coverage: 2.88m2
Thermal Conductivity: 0.021W/mK
R-Value: 3.55m2K/W
Compressive Strength: 120kPa
Fire Rating (Reaction to Fire): B(Class 0)
81mm Unilin Safe-R SR/STP Phenolic Soffit Plus Board (75mm Phenolic + 6mm Building Panel) is a superior performance ceiling insulation board with enhanced fire performance, consisting of an Euroclass B s1 d0 phenolic foam core with negligible smoke obscuration. Unilin Safe-R SR/STP phenolic core is faced with low emissivity aluminium facings both sides, and has a thermal conductivity as low as 0.020W/mK.
Note: this product was formerly known as 81mm Xtratherm Safe-R SR/STP Phenolic Soffit Plus Board
APPLICATION
- Designed to use for ceiling insulation

CHARACTERISTICS
- Superior performance phenolic foam,
- Provides the most efficient U-values with minimal thickness,
- Effective thermal and fire performance,
- Low smoke obscuration,
- Low risk fire rating - Euroclass B s1 d0,
- For new build or refurbishment,
- Rot proof and will remain effective for the life span of the building,
- Can be readily cut using a sharp knife or fine toothed saw.
CERTIFICATION
Brand: Unilin (prev. Xtratherm)
Model and Size: 1200x600mm - 1.44m2
Delivery Time: 1-3 working days
100mm Unilin Stonewool SW/RS Insulation Slab is a non-combustible Euroclass A1 stone wool insulation used as ventilated rainscreen façade and framing applications and curtain walling. Unilin Stonewool SW/RS insulation provides a uniform, high density solution providing resilience during the bui..
Brand: Unilin (prev. Xtratherm)
Model and Size: 1250x600mm - 7.5m2
Delivery Time: 2 - 3 working days
40mm Unilin XPS 300 is an extremely durable heavy duty thermal insulation board made of extruded polystyrene offering exceptional thermal performance and versatility. It is a lightweight board that is able to withstand extreme loads. It has a rebated edge.Note: Availability subject to quantity and l..
Brand: Unilin (prev. Xtratherm)
Model and Size: 2400x1200mm - 2.88m2
Delivery Time: 2 - 3 working days
106mm Unilin Xtroliner XO/STP PIR Soffit Plus Board (100mm PIR + 6mm Building Panel) is a superior performance ceiling insulation board with enhanced fire performance, consisting of an Euroclass B s1 d0 PIR foam core with negligible smoke obscuration. Unilin Xtroliner XO/STP PIR core is faced with l..
Brand: Unilin (prev. Xtratherm)
Model and Size: 1200x2400mm - 11.52m2
Delivery Time: 1-3 working days
75mm Unilin XtroLiner XO/PR board has a core of modified polyisocyanurate (PIR) bonded to low emissivity textured aluminium foil facings. Unilin XtroLiner XO/PR board offers excellent insulation performance with excellent thermal conductivity. Unilin XtroLiner XO/PR is CFC & HCFC free and is man..
Brand: Unilin (prev. Xtratherm)
Model and Size: 1200mm x 2400mm - 2.88m2
Delivery Time: 1-3 working days
82.5mm Unilin XT/TL Thermal Liner Dot and Dab Insulated Plasterboard is a high performance rigid insulation board made from 70mm Unilin PIR core faced with composite kraft paper bonded to 12.5mm plasterboard, specially designed for internal walls dry lining and insulation, due to its closed cell com..
Guide Price: £57.59
£69.11 inc VAT
Brand: Unilin (prev. Xtratherm)
Model and Size: 1200x2400mm - 11.52m2
Delivery Time: 1-3 working days
100mm Unilin XtroLiner XtroDeck XO/XD board has a core of modified polyisocyanurate (PIR) bonded to low emissivity embossed aluminium foil facings. Unilin XtroLiner XtroDeck XO/XD board offers excellent insulation performance with excellent thermal conductivity.Unilin XtroLiner XtroDeck XO/XD b..