Composite Windows

Composite Windows from Hedgehog Aluminium utilise an internal frame of highly insulating timber which creates high levels of thermal performance for your windows and doors. The solid timber frame is then combined with an external aluminium finish in a range of designs for extremely easy maintenance and cleaning.

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Internal Timber Frame

Internal Timber Frame

Wide Range of Configurations

Wide Range of Configurations

Cross Climate Weather Protection

Cross Climate Weather Protection

Door Handle Options Available

Door Handle Options Available

Any RAL colour Available

Any RAL colour Available

Impressive Thermal Performance

Impressive Thermal Performance

Full Security Testing

Full Security Testing

Drainage Integration Available

Drainage Integration Available

Range of Glazing Coatings Available

Range of Glazing Coatings Available

Broad Design Options

Hedgehog Aluminium Systems offer an exclusive Composite Window range from Keller AG that offers a range of design finishes to both the internal timber frame and the external aluminium finish. The composite frames can be configured to suit a wide range of building types and are available as an inward opening window as a hinged, side hung, bottom hung, tilt and turn, tilt and slide or a fixed window.

The internal timber frame and external aluminium cladding can be designed to have a seamless panel of aluminium with no joints, or visible joins and welded corners. Clients are able to create completely bespoke windows due to the choice of framing finishes.

Broad Design Options

Hedgehog Aluminium Systems offer an exclusive Composite Window range from Keller AG that offers a range of design finishes to both the internal timber frame and the external aluminium finish. The composite frames can be configured to suit a wide range of building types and are available as an inward opening window as a hinged, side hung, bottom hung, tilt and turn, tilt and slide or a fixed window.

The internal timber frame and external aluminium cladding can be designed to have a seamless panel of aluminium with no joints, or visible joins and welded corners. Clients are able to create completely bespoke windows due to the choice of framing finishes.

Timber Profiles

The timber profile of these composite windows can be designed to be shaped, square, sloped or flush. The timber choices include pine, spruce, oak, meranti and larch with a variety of finishes available. These finishes include natural, clear white 101, clear white 102, clear, light brown, brown or dark brown.

The timber profile depth for these windows is 78mm with an overall frame depth of 94.5mm, including the aluminium cladding. The head and side profiles of these windows are 117.5mm overall.

Highly Insulating Windows

Triple glazing is standard for these highly insulating windows and the range also offers a PassivHaus certified window as well. Thanks to the triple glazed units and highly insulating timber frames the standard composite windows have Uw values of less than 0.8 W/m2K for extreme insulation.

All Keller Composite Windows are tested for thermal performance, water resistance, air permeability, resistance to the wind, security and sound insulation. To ensure the security of this window system a four-point multiway locking with a key system is used. A wide range of handle designs is available.

Highly Insulating Windows

Triple glazing is standard for these highly insulating windows and the range also offers a PassivHaus certified window as well. Thanks to the triple glazed units and highly insulating timber frames the standard composite windows have Uw values of less than 0.8 W/m2K for extreme insulation.

All Keller Composite Windows are tested for thermal performance, water resistance, air permeability, resistance to the wind, security and sound insulation. To ensure the security of this window system a four-point multiway locking with a key system is used. A wide range of handle designs is available.

Composite Doors

Composite Doors

The Composite Lift and Slide Doors from Hedgehog Aluminium combine an internal timber frame with an external aluminium profile for a highly insulating patio

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PassivHaus Windows

PassivHaus Windows

PassivHaus Windows from Hedgehog Aluminium Systems will provide your home with unparalleled thermal insulation in a modern and beautiful window. With an

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Square Modern Framing

High Thermal Insulation

Large Choice Of Options