Passive House Triple Glazing

Passivhaus triple glazingFrom 0.5 W/m²K

Passive House projects demand glazing with U-values of 0.80 W/m²K or better — our Passive House triple glazed units are engineered specifically to meet that threshold. Suitable for PHI-certified new builds, EnerPHit retrofits and ultra-low energy projects.

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18 products

Triple glazed insulated glass unit showing three panes, spacer bars and sealed cavities
Ultra Energy Efficient Triple Glazed Unit – 10mm Softcoat / Aluminium / Krypton / 97% Thermal / Ground (A)
£0.00
2wk 0
Triple glazed insulated glass unit showing three panes, spacer bars and sealed cavities
36mm Triple Glazed Unit - Maximum Performance (New Build / Extension)
From £200.00
5wk 0

About Passive House Triple Glazing

Passive house triple glazing represents the pinnacle of energy efficient window technology, featuring three panes of glass in configurations such as 4-16-4-16-4mm. These sealed units incorporate advanced Low-E coatings on multiple surfaces and argon gas fills between panes to achieve exceptional thermal performance required for Passivhaus certification.

Our Passivhaus triple glazing achieves U-values as low as 0.6 W/m²K, significantly exceeding standard building regulations. Each unit features warm edge spacer bars to minimise thermal bridging and is manufactured to BS EN 1279 standards. The exceptional thermal performance reduces heating costs and eliminates cold spots near windows.

Pane Relief specialises in made to measure passive house triple glazing with precise manufacturing tolerances. All units come with comprehensive quality guarantees and fast UK delivery, ensuring your energy efficient building project meets Passivhaus standards.

Frequently Asked Questions

  • What U-value do your passive house triple glazed units achieve?
    Our passive house triple glazing achieves U-values between 0.6-0.8 W/m²K, meeting and exceeding Passivhaus certification requirements for the UK climate zone.
  • What gas fill is used in passive house triple glazing?
    We use argon gas fill as standard in both cavities, providing superior thermal insulation compared to air-filled units whilst maintaining excellent long-term performance.
  • How does passive house triple glazing compare to standard triple glazing?
    Passive house units feature optimised Low-E coatings, warm edge spacers, and precise gas fills achieving 0.6-0.8 W/m²K compared to 1.0-1.2 W/m²K for standard triple glazing.
  • Can you supply passive house triple glazing to exact measurements?
    Yes, all our passive house triple glazed units are made to measure with tolerances of ±2mm, ensuring perfect fit in your window frames.

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