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S309A/T Inward Open Timber / Alu-Clad Timber Framed Entrance Door

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Norrsken Company Ltd

Inward opening, triple-glazed timber framed door with optional aluminium cladding.

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Application

Suitable for Passive House and low-energy homes.

Description

The Triple-Glazed Inward Opening Timber Framed Door (S309A) is a high-performance, durable, and flexible door for energy-efficient homes. Based on the P31 frame, it mirrors the S307 outward-opening door in an inward-opening design. Available as single or double doors, with or without sidelights, and optionally with a Juliet Balcony, it delivers style, functionality, and excellent insulation.

Features and benefits:

  • Triple-glazed timber-framed door for outstanding thermal performance and energy efficiency.
  • Optional aluminium cladding provides durability, weather resistance, and low maintenance.
  • Inward-opening design, sharing the profile and performance of the S307 outward-opening model.
  • Available as single or double doors, with or without sidelights.
  • Typical U-values of approximately 0.76 W/m²K, suitable for Passive House-standard homes.
  • Can be specified with a Juliet Balcony.
  • PAS 24 Certified.

General information

Color

Beige

Black

Blue

Bronze

Brown

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Manufacturer guidance

Both aluminium and timber components available in a full range of RAL colours for complete design flexibility.

Finish

Powder-coated

Textured

Material

Wood

Timber

Aluminium

Shape

Rectangle

Length

Bespoke

Width

Bespoke

Height

Bespoke

Uniclass

Pr_30_59_24_97 Wood doorsetsPrimary

CAWS

L20/430 Wood doorsets

L20/55 Doorsets

L2/304 Wood external doorsets

SKU Code

S309A

Sustainability data

Material

Wood
Timber
Aluminium

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