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Geocel, fully owned by Sherwin Williams, is a high quality sealants and adhesives brand trusted by professionals every day and the ideal category partner to our market leading DOWSIL brand. Sealants, although a relatively small part of any project, are a crucial element in protecting the structure. From carrying out refurbishment work through to the construction of multi-million pound projects, the Geocel and DOWSIL brands can offer a full range of sealants and adhesives that have been specifically designed for new or refurbished construction, weathersealing, high performance insulating glazing and structural glazing and a distinguished range of fire protection products that maintain the integrity of many fire rated structures.
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Guarantee information
BBA Certificate for the DOWSIL Panelfix System.
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Guarantee information
DOWSIL® PanelFix System a high performance bonding solution for non-glass panels that require hi...
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Product catalogue
Fast-cure structural silicone sealant simplifies installation, reduces repair time. Façade contra...
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AIRBLOCK Low Expansion Flexible Foam
Low expansion flexible foam.
- L10 Windows/ Rooflights/ Screens/ Louvres, L20 Doors/ shutters/ hatches
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Firex® 321
Single part acrylic intumescent and acoustic sealant.
- L10 Windows/ Rooflights/ Screens/ Louvres, L20 Doors/ shutters/ hatches, P12 Fire stopping systems
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Firex® 921 MS
High performance elastomeric intumescent expansion joint sealant.
- F30 Accessories/ sundry items for brick/ block/ stone walling, H42 Precast concrete panel cladding/ features, H51 Natural stone slab cladding/ lining/ features, H92 Rainscreen cladding, L10 Windows/ Rooflights/ Screens/ Louvres, L20 Doors/ shutters/ hatches, M40 Stone/ Concrete/ Quarry/ Ceramic tiling/ Mosaic, M41 Terrazzo tiling/ in situ terrazzo, P12 Fire stopping systems

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DOWSIL 3363 - Spider glazing
DOWSIL 3363 structural glazing & 791 weatherproof

Quality Assurance

Geocel is certified to the following Quality Assurance schemes/standards:
BS EN ISO 9001: 2008
BS EN ISO 14001: 2004
BBA Certificate 16/5306_1 – Agrement Certificate
BBA Certificate 16/5306_2 – Agrement Certificate

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Contact details

Thorncliffe Park,
Sheffield, S35 2YP
Tel +44 (0)114 2409409

Alternative contacts

Specification Specialist
Tel +44 (0) 7793 846133
Specification Specialist
Clive Ely
Tel +44(0)7774619526
Specification Specialist
Colin Macdonald
Tel +44(0)7740740648
Specification Specialist
Richard Dowling
Tel +44(0)7795568445
Technical Support
Tel +44 (0) 1752 345079