87.5mm Unilin Safe-R SR/TB (75mm Phenolic Core and 12.5mm Plasterboard) - Dot and Dab (pack of 4)
Guide Price
87.5mm Unilin Safe-R SR/TB (75mm Phenolic Core and 12.5mm Plasterboard) - Dot and Dab (pack of 4)
Guide Price: £438.96 (£526.75 inc VAT)
Price per m2: £38.10/m2 (£45.73 inc VAT)
- Product Code: A1-4880
- Delivery Time: 2 - 3 working days
- Brand: Unilin (prev. Xtratherm) (Tech. support: 03712221055)
- Model: 2400x1200 - 11.52m2
Our ratings on 22-05-2026:
4.8 out of 5
87.5mm Unilin Safe-R SR/TB (75mm Phenolic Core + 12.5mm Plasterboard) - Dot & Dab (pack of 4)
Length: 2400mm
Width: 1200mm
Height: 87.5mm
Pack Quantity: 4
Board Coverage: 2.88m2
Pack Coverage: 11.52m2
Thermal Conductivity: 0.021W/mK
R-Value: 3.6m2K/W
Note: This composite plasterboard was formerly known as 87.5mm Xtratherm Safe-R Thermal Liner SR/TB

CHARACTERISTICS
- Superior performance phenolic foam,
- Effective thermal and fire performance,
- Can be readily cut using a sharp knife or fine toothed saw,
- Low smoke obscuration,
- Low risk fire rating - Class 0,
- HCFC/CFC Free,
- Zero ODP,
- Rot proof and will remain effective for the life span of the building,
- Reaction to fire: Euroclass B-s1, d0
APPLICATION
- Internal wall drylining for new build or refurbishment
INSTALLATION
- Align the SR/TB board squarely on wall.
- Allow a 15mm expansion joint at the top and bottom of the panel, and fill with foam filler.
- Mark the position of the panel on the wall. Apply adhesive dabs to the wall in accordance with BS8212:1986 & BS 800: Part 8: 1994.
- Vertical dabs @ 300mm centres 25mm in from edge. Dabs 50-75mm wide approx 25mm deep to allow for tamping. Total contact with boards area should be 20%.
- Lift the SR/TB board into position using wedges on the floor.
- Apply pressure to the board to level and embed in the adhesive.
- Insulation should be cut back to accommodate an adjoining panel at external corners.
- When the adhesive has dried, 3 fireproof mechanical fixings should be fixed through the centre of the board.
CERTIFICATION

Note: Bonding of the Unilin Insulation board with other materials may be made by Unilin or a different fabricator.
Brand: Unilin (prev. Xtratherm)
Model: 2400mm x 1200mm - 2.88m2
Delivery Time: 1-3 working days
126mm Unilin FR/TP Thermal Ply Flat Roof Board is a high-performance composite board designed for flat roof applications. It comprises a 120mm rigid polyisocyanurate (PIR) insulation board directly bonded to a 6mm WBP grade plywood. This combination provides both high levels of thermal insulation an..
Brand: Unilin (prev. Xtratherm)
Model: 2400mm x 1200mm - 2.88m2
Delivery Time: 1-3 working days
45mm Unilin Thin-r XT/PR-UF has a core of polyisocyanurate (PIR) bonded to low emissivity textured aluminium foil facings. Unilin XtroLiner XO/PR board offers excellent insulation performance with excellent thermal conductivity. Unilin XT/PR-UF is CFC & HCFC free and is manufactured under t..
Guide Price: £33.21
£39.85 inc VAT
Brand: Unilin (prev. Xtratherm)
Model: 1200x2400mm - 8.64m2
Delivery Time: 1-3 working days
125mm Unilin ECO360 MA Pitched Roof PIR Insulation board has a bio-enhanced, halogen free core of modified polyisocyanurate (PIR) pitched roof insulation bonded to textured low emissivity foil facings. Unilin ECO360 MA board offers excellent insulation performance with excellent thermal co..
Brand: Unilin (prev. Xtratherm)
Model: 2400mm x 1200mm - 8.64m2
Delivery Time: 7 - 10 days
110mm Unilin Safe-R 019/MA (Floors) is a high‑performance phenolic floor insulation board designed to deliver excellent thermal efficiency with minimal thickness. It is commonly used below screeds, timber floors and concrete slabs where achieving low U‑values is essential without increasing floor bu..
Brand: Unilin (prev. Xtratherm)
Model: 2400x1200mm - 11.52m2
Delivery Time: 1-3 working days
70mm Unilin Thin-R FR/ALU Flat Roof PIR Insulation Board is a flat roof insulation with enhanced vapour resistant performance. Unilin Thin-R FR/ALU board is faced with low emissivity aluminium facings both sides. Rot proof and will remain effective for the life span of the building. Unilin Thin-R FR..
Brand: Unilin (prev. Xtratherm)
Model: 1200x600mm - 1.44m2
Delivery Time: 1-3 working days
125mm 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..