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London
020 8801 4221
Birmingham
0121 2270166
Exeter
01392 301468
Manchester
0161 2418507
Glasgow
0141 2121136
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Discover more
Our Systems
Patent Glazing
Bespoke Rooflights & Skylights
Glass Roofs
Rooflights & Skylights
Heritage
Products
Flat Roof Windows – ECOGARD
Opening Roof vents – GLAZATHERM
Glazing Bars For Polycarbonate – PLASGARD
Patent Glazing Bars – SKYGARD
Roof lanterns – SPANGARD
Safety Glass
Glazing Bars – THERMGARD-R
Self Supporting Glazing Bars – THERMGARD
Non-Fragile Rooflight System – SAFEGARD
Technical
Regulations
Design Considerations
Galleries & Case Studies
Commercial & Domestic Galleries
Lonsdale Case Studies
Specifications & Drawings
NBS Source
CAD Drawings
PDF Drawings
Brochure Download
Guide
About
Welcome Video
Who’s Who
Contact Us