Price Changes

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RIW

All products

Effective From Date

01/02/2026

Increase Amount

3%

MANTHORPE BUILDING PRODUCTS

All products

Effective From Date

01/02/2026

Increase Amount

5%

SHERWIN-WILLIAMS DIVERSIFIED BRANDS

4% increase across all brands and products, with the following exceptions:
Dowsil C60 and C50 applicators range
Geocel HM applicators range
Dowil Firestop 700 & Dowsil Smoke Seal 800SL protection range

Effective From Date

01/02/2026

Increase Amount

4%

OWENS CORNING

This increase relates to FOAMGLAS Technical Insulation products ONLY. For other FOAMGLAS products, see Owens Corning increase effective from 1st January
FOAMGLAS® ONE™ Cellular Glass Insulation Block - 2%
FOAMGLAS® HLB Cellular Glass Insulation Block - 3%
FOAMGLAS® ONE™ prefabricated ware - 3%
Select accessory products - 5%

Effective From Date

02/01/2026

Increase Amount

2-5%

QUELFIRE

All products
Excl. QuelCast range & new sealant guns and applicators - no increase

Effective From Date

02/01/2026

Increase Amount

7.5%

FSI PROMAT

STOPSEAL DOUBLE COATED BATT - 6%
Sealants and coatings and flexi-finger products - 7%
SILVERSEAL compounds and gap seals - 4%
SILVERLINER and PARAFLAM cavity barriers - 7%
Pipewraps - 7.5%
PIPEBLOC PCP - 2%
PROMASTOP FC15 - 3.5%
S-LINE® INTUMESCENT PILLOW - 8.5%
Puttys - 4%
Transit boxes & accessories - 5.5%

Effective From Date

01/01/2026

Increase Amount

2-7.5%

ROCKWOOL

Rockwool Technical Insulation range
ProRox products - 5%
ProRox PSM971ALU - 7.5%
SeaRox - 9%

Effective From Date

01/01/2026

Increase Amount

5-9%

JAMES HARDIE

Hardie® Plank Family - 2%
Hardie® Panel Family - 4%
Hardie® Backer - 3%
James Hardie Accessories - 2%
Fermacell / H20 / Accessories - 3.5%

Effective From Date

01/01/2026

Increase Amount

2-4%

KNAUF

Plasterboard (Standard, Performance & Windliner) - 4.0%
Plasterboard Adhesive (bonding compound) - 3.0%
Powder jointing products - 3.0%
Ready mixed jointing and finishing products - 3.0%
AQUAPANEL® - 3.0%
Ceilings - 5.0%
Flooring - 7.0%

Effective From Date

01/01/2026

Increase Amount

3-7%

BRITISH GYPSUM

Standard and performance boards – 3.72-3.82%
(Excludes Gyproc Thermaline products which have no increase)
Plaster products – 3.21-3.28%
Please contact your local branch for further details on the above products
Sealants, Glasroc X Sealing Tape, Cove and cove adhesive – 3.25%
Plaster accessories – 3.25%
Gyprex tiles, Gyptone boards, access hatches and Rigitone boards – 3.75%
Metal profiles and accessories, Fixings, Nailable plugs, DriWall Adhesive, FireStrip, Metal angles and edge beads, CasoLine grid and Rigitone tools and accessories - No increase

Effective From Date

01/01/2026

Increase Amount

3.21-3.82%

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