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Summary
Outward opening triple-glazed timber framed door with optional aluminium cladding, suitable for Passive Houses.
Outward opening triple-glazed timber framed door with optional aluminium cladding, suitable for Passive Houses.
Application
Suitable for modern or traditional low-energy and Passive House-standard homes, refurbishments, retrofits and multi-dwelling developments.
Whether it's converting industrial barns into a contemporary sanctuary or pushing the boundaries of sustainable design in Scandinavian-style passive houses, our projects span every architectural vision.
We work with clients on a wide range of projects throughout England, Wales and parts of Scotland.
Suitable for modern or traditional low-energy and Passive House-standard homes, refurbishments, retrofits and multi-dwelling developments.
Whether it's converting industrial barns into a contemporary sanctuary or pushing the boundaries of sustainable design in Scandinavian-style passive houses, our projects span every architectural vision.
We work with clients on a wide range of projects throughout England, Wales and parts of Scotland.
Description
The Triple-Glazed Timber Framed Door (S307A and S307T) is a high-performance, energy-efficient door. With optional aluminium cladding, it combines timber warmth with durability and low maintenance. Available as single or double doors, with or without sidelights, it offers design flexibility and excellent thermal insulation.
Features and benefits:
- Superior thermal efficiency and insulation.
- Optional aluminium cladding for enhanced durability, weather resistance, and low maintenance.
- Available as single or double doors, with or without sidelights. View example available panel designs here.
- Hinges can be specified for 180-degree opening, improving accessibility and functionality.
- Built on the P31 frame model with variable frame depths from 94 mm to 122 mm.
- Achieves typical U-values of approximately 0.76 W/m²K.
- Combines the natural aesthetics of timber with modern performance and resilience.
- Suitable for highly energy-efficient buildings.
- PAS 24 Certified.
Project showcase
The S307 door has been used in seafront Passive House apartment blocks, award-winning SIPS family homes, sensitive barn renovation projects and multiple contemporary passive house projects. Read the Cricket Heritage case study below, or get a taste of the vast array of project applications for this door in the inspiration section of the product page on our website.
Create Something Distinct
Beyond custom dimensions and precision manufacturing, we provide the design flexibility to perfectly express your vision.
From custom shapes and specialized hardware to powder-coated trims and distinct hardware - find the finishes you need, whatever your project specification.
Browse available Door Handles and example Panel Designs for full customisation in your designs.
The Triple-Glazed Timber Framed Door (S307A and S307T) is a high-performance, energy-efficient door. With optional aluminium cladding, it combines timber warmth with durability and low maintenance. Available as single or double doors, with or without sidelights, it offers design flexibility and excellent thermal insulation.
Features and benefits:
- Superior thermal efficiency and insulation.
- Optional aluminium cladding for enhanced durability, weather resistance, and low maintenance.
- Available as single or double doors, with or without sidelights. View example available panel designs here.
- Hinges can be specified for 180-degree opening, improving accessibility and functionality.
- Built on the P31 frame model with variable frame depths from 94 mm to 122 mm.
- Achieves typical U-values of approximately 0.76 W/m²K.
- Combines the natural aesthetics of timber with modern performance and resilience.
- Suitable for highly energy-efficient buildings.
- PAS 24 Certified.
Project showcase
The S307 door has been used in seafront Passive House apartment blocks, award-winning SIPS family homes, sensitive barn renovation projects and multiple contemporary passive house projects. Read the Cricket Heritage case study below, or get a taste of the vast array of project applications for this door in the inspiration section of the product page on our website.
Create Something Distinct
Beyond custom dimensions and precision manufacturing, we provide the design flexibility to perfectly express your vision.
From custom shapes and specialized hardware to powder-coated trims and distinct hardware - find the finishes you need, whatever your project specification.
Browse available Door Handles and example Panel Designs for full customisation in your designs.
Product certifications
Color
Beige, Black, Blue, Bronze, Brown, Copper, Cream, Gold, Green, Grey, Ivory, Orange, Pink, Purple, Red, Silver, Turquoise, White, Yellow, Clear, Other
Beige, Black, Blue, Bronze, Brown, Copper, Cream, Gold, Green, Grey, Ivory, Orange, Pink, Purple, Red, Silver, Turquoise, White, Yellow, Clear, Other
Finish
Powder-coated, Textured, Coated
Powder-coated, Textured, Coated
Material
Wood, Timber, Aluminium, Glass
Wood, Timber, Aluminium, Glass
Shape
Rectangle
Rectangle
Length
Bespoke
Bespoke
Width
Bespoke
Bespoke
Height
Bespoke
Bespoke
Warranty description
Ten year
Ten year
SKU Code
S307A
S307T
Specification
Classification data
Configuration
Single-leaf, single-action., Double-leaf, single-action., Single-leaf, single-action with sidelights., Double-leaf, single-action with sidelights.
Single-leaf, single-action., Double-leaf, single-action., Single-leaf, single-action with sidelights., Double-leaf, single-action with sidelights.
Performance
-
-
Acoustic performance
33 dB.
33 dB.
Thermal
0.76 W/m²K.
0.76 W/m²K.
Intruder resistance
-
-
Minimum requirement
To PAS 24.
To PAS 24.
Frame
-
-
Materials
Engineered timber with aluminium cladding.
-
Threshold
Fiber threshold outside; oak bead inside.
Fiber threshold outside; oak bead inside.
Perimeter seals or inserts
Weather sealing: Trelleborg SH115.
Weather sealing: Trelleborg SH115.
Finish
Powder coated aluminium cladding.
-
Colour
RAL colour.
RAL colour.
Film thickness (minimum)
Coating applicator to determine.
Coating applicator to determine.
Door leaf
-
-
Thickness
85 mm.
-
Core
Wood core.
Wood core.
Panel details
Glazed.
Glazed.
Perimeter seals
Weather sealing: Trelleborg SH115.
Weather sealing: Trelleborg SH115.
Glazing
-
-
Type
48 mm triple glazed, two panes Low-E, argon filled.
48 mm triple glazed, two panes Low-E, argon filled.
Manifestation
Not required., Required.
Not required., Required.
Glazing accessories
Not required., Integral blinds.
Not required., Integral blinds.
Colour
-
-
External
RAL colour.
-
Internal
As external., RAL colour.
-
Hardware
Not required., Hinges allowing 180-degree opening., Hinges - Simonswerk., Hinges - Viking., Espagnolette - ASSA (Fix)., Espagnolette - Winkhaus.
Not required., Hinges allowing 180-degree opening., Hinges - Simonswerk., Hinges - Viking., Espagnolette - ASSA (Fix)., Espagnolette - Winkhaus.
Materials
-
Engineered timber.
Finish
-
Sprayed, Teknos Aquatop.
Thickness
-
82.5 mm.
External
-
RAL colour., Timber stain, white., Timber stain, grey., Timber stain, clear., Timber stain, light., Timber stain, mid., Timber stain, dark.
Internal
-
As external., RAL colour., Timber stain, white., Timber stain, grey., Timber stain, clear., Timber stain, light., Timber stain, mid., Timber stain, dark.
Additional properties
Air permeability
To EN 12207, Class 4.
To EN 12207, Class 4.
Watertightness
To EN 12208, 7A.
To EN 12208, 7A.
Sustainability data
Contains Red List materials
No
No
Country of material origin
Europe
Europe
Country of product manufacture
Estonia
Estonia
Manufacturing plant location
Mäo, 72751 Järva County, Estonia
Mäo, 72751 Järva County, Estonia
Material
Wood, Timber, Aluminium, Glass
Wood, Timber, Aluminium, Glass
Carbon dioxide equivalent
Normalized unit
(kg CO₂ eq/kg) A1–A3 ('Production stage') :
2.154
A1–A3 ('Production stage') :
2.154
Declared unit
Certified
A1–A3 ('Production stage') :
84.7
Certified
A1–A3 ('Production stage') :
84.7
Expected Life
50 year
50 year