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Flexible Spacer

Edgetech offers a wide range of flexible warm edge spacer bars. This includes our Super Spacers, which create outstanding energy-efficient windows. Comfortably accommodating your double glazing spacer bar needs with superb super spacer windows is what we do best.

Super Spacer Premium

  • Flexible, silicone foam Edgetech glass spacer product that provides superior perimeter insulation for sealed glazing units. Desiccant filled with pre-applied side adhesive, the structural foam warm edge window spacer significantly simplifies insulating glass production.
  • Colours: Black, White and Grey
  • Cavity Sizes: 4-20mm in 2mm increments
Super spacer manufactured by edgetech

Super Spacer Heritage

  • SuperSpacer Heritage is an elegant 21st century solution to an age-old problem; high performance with outstanding slimline unit aesthetics. This warm edge window super spacer bar is just 3mm in depth for ultra slim sightlines, designed especially to meet the needs of the restoration and replication sectors where the overriding criterion is authenticity.
  • Colours: Black and White
  • Cavity Sizes: 4, 6 and 8mm
ultra slim flexible spacer for restoration and replication

TriSeal & T-Spacer

  • Flexible, silicone foam spacer designed to satisfy the toughest commercial glazing demands. Its unique triple-seal design incorporates an inner acrylic adhesive seal for immediate unit handling. TriSeal comes complete with a polyisobutylene primary seal, for enhanced gas retention and low moisture vapour transmission. A customer-applied silicone seal provides proven structural performance.
  • Colours: Black
  • Cavity Sizes: 8.2-20.2mm in 2mm increments

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flexible spacers for commercial glazing


  • Duralite is an insulating glass edge seal system, constructed using a unique composite laminating technology. Duralite is preassembled with proven components, sealant, spacer, and desiccant to create a high-performance durable single seal spacer system.
  • Colours: Black
  • Cavity Sizes: 6.5mm, 8–20mm in 2mm increments
flexible spacers for commercial glazing
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