Smarts 1000 New Generation Slimline Aluminium Bi-fold Doors Technical

All of our Bi-folding doors are fully assembled and tested in the factory jigs prior to despatch.

They are photographed up to 28 times to ensure they reach you in perfect working condition.

These photographs are then put into every accessory box that is sent out that is sent out with our fitters.

Smarts Bi-fold Quality Control

We believe that the best way to make sure that every single one of our Bi-fold doors arrives to you in an excellent working condition, is to check them thoroughly before they leave the factory. Each Bi-fold door therefore that leaves the factory is checked by Quality Control; for more details see our Quality Control page.

The sizes detailed below are for guidance only; maximum widths can vary depending on your chosen height and vice versa. Widths wider than 6250 can be achieved with a mechanical joint to head and threshold sections. Panels can be made less than 700mm wide - please ask our technical department for advice.

Smarts Bi-folds Recommended Sizes

Minimum Width	1400mm
Maximum Width	6250mm+
Minimum Height	1600mm
Maximum Height	3000mm
Maximum Panel Width	1200mm
Maximum Weight	120 kgs

*Please Be Advised: Doors over 2500mm tall maybe subject to a wind loading check. In which case we will need to know the location, postcode and facing of the doors.

Smarts Bi-fold Door Key Profile Dimensions

Outer Frame Depth	70mm
Sash Depth	74.5mm
Glazed Sealed Units	28mm (4 x 20 x 4)
Projection Cill Height - Optional	25mm
Head Extension - Optional	20mm
Transom / Mullion - if Required	49 mm

These statistics apply for: Open out doors, double-glazed units, 90% argon gas filled (4mm Planitherm total +, 3mm Planilux), 16mm or more, Swiss V warm edge spacerbar (1.2 Glass - U Value centre Pane*).

Smarts Bi-folding Doors Specifying - Suitable Applications

• Can be specified for residential / domestic applications.
• Meets building regulations for new build. (For Oct 2010)
• Meets building regulations for replacement and refurbishment projects. (For Oct 2010)
• Standard threshold; suitable for use on the ground floor up to second floor. (Recommended fully weather rated threshold).
• Low threshold options; suitable for use on the ground floor only, not recommended for properties situated by the coast or installed in exposed locations.

Smarts Bi-folds Sight-lines

Head / Top	102.5mm
Jamb / Side	102.5mm
Meeting Stiles	132mm
Bottom - With Std. Threshold	102.5mm
Bottom - 20mm Low Threshold	90.5mm
Bottom - 15mm Low Threshold	85.5mm>

Please Note:
The details for the bottom sight-lines and step height are the optimum / best case scenario for open out doors that have been sunk / dropped into the floor.

Smarts Bi-fold Threshold Options

50mm Standard Rebated Threshold (DA)

20mm Low Threshold - DB

Please Note: The inside and outside ramps are optional.

15mm Low Threshold - DC

Please Note: The inside and outside ramps are optional.