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Profile System: Typically fabricated from the Alitherm 400 series for residential doors, which includes a 70 mm deep frame and thermally broken aluminium sections. For commercial-grade singles, we use profiles like Smart Wall or MC Door with thicker walls and higher inertia for very tall doors. The design features a rebated door leaf that sits snugly into the frame for weather sealing.
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Door Swing & Handing: Can be made to open inward or outward. Outward opening is common for external doors to ease escape in emergencies and to not interfere with interior space (plus it presses into the seal in bad weather). Inward is used when outward clearance is an issue (e.g., door opening onto a public walkway). We define handing by hinge side viewed from outside – e.g., Right Hand Hinged if hinges on right. We will confirm all these details with you.
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Sills & Thresholds: For external doors, you have the option of adding an aluminium sill section to throw water away from the door (particularly useful if replacing a door in an older house without a proper threshold). The standard threshold is a low profile (about 15–20 mm upstand) with a thermal break. We can also offer a wheelchair-access threshold which is ultra-low and complies with Part M disability access regulations – these often have ramp strips to either side for a flush transition. Weather performance is slightly reduced with the flusher thresholds, but often still very adequate.
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Glazing & Panels: Single doors can be fully glazed, half-glazed with a insulated aluminium panel, or fully solid with a decorative panel. We use aluminium sandwich panels with insulation for solid portions, in thickness matching the door (e.g., 28 mm panels). These can be flat or have routing to mimic shapes/grooves. We adhere to safety glazing rules: any glass near floor or of large area is toughened/laminated. We also ensure any cat flap or letterbox cut-outs do not compromise security by reinforcing around the opening.
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Hardware: Standard residential spec comes with lever/lever handles (operable from both sides) and a euro-cylinder lock. If you prefer outside blank and inside lever (e.g., for a storeroom where entry is controlled), we can do that too. We provide high-security cylinders as standard. Optionally, we can integrate with smart locks or access control. Hinges are typically 3 or 4 per door depending on size – colour matched. For outward doors, we can fit door restrictors (to avoid door blowing against wall). For inward doors, overhead door closers can be fitted neatly for self-closing function (often required in fire doors or desired for convenience). Every door is equipped with adjustable keeps to ensure a tight seal when locked.
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