Notes:

LSL11X
421A LONGDEN RANGE
This type of doorset has the following performance characteristics:
Exterior quality
Sound reduction: Non rated
Security: Non rated
Nominal thickness: 45 mm.

Drawing reference(s):
Insert component and/or schedule drawing number(s).

Range:
Insert one of the following:
Chippendale (raised and fielded – 30 mm thick, fielded down to 13 mm around perimeter of each panel).
Sheraton (flat panel, 13 mm thick throughout).

Pattern:
Those most frequently specified are illustrated in Door Styles. Insert Chelsea, Lincoln, Sussex, Chester, Edinburgh, Boston, Dorchester, Bath or York etc. Alternatively, where a different variation is required, insert, e.g. Non standard as drawing.

Moulding profile:
Refer to the illustrations in Door Components and insert one of the following:
Ovolo
Duplex
Stepped Ovolo
Non standard as detail drawing.

Applied mouldings:
These are optional, depending on the level of decoration required for the panelling. Select from the range of bed moulds, bolection moulds and panel beads illustrated in Applied Mouldings and insert, e.g.
Bed mould, ref. BM1, BM2 etc
Bolection bead, ref. BL1, BL2 etc
Panel bead, ref. PB1, PB2 etc
Non standard as detail drawing
Not required.

Material and Finish as delivered - interior face:
Guidance is included for doors with a variety of factory applied finishes:
Acrylic primer:
- Material: Insert Hardwood. The species will be selected by Longden.
- Finish as delivered: Insert Opaque primer and specify a site applied paint finish in NBS section M60.
Polish:
- Material: Insert species of hardwood selected from BS EN 942, National Annex NA, table NA2. Alternatively, insert Hardwood as table NA2 in BS EN 942 and leave the choice to Longden.
- Finish as delivered: Insert Clear lacquer.
Tinted lacquer:
- Material: The options are the same as for polish.
- Finish as delivered: Any BS or RAL colour can be specified. Insert Tint lacquer and include colour reference if not shown on a separate schedule.
Left clean: This option is not normally recommended, but could be specified where all of the finishing system has to be applied on site, e.g. clear varnish.
- Material: The options are the same as for polish.
- Finish as delivered: Insert Left clean.

Finish as delivered – exterior:
The external face of the door can be factory primed to receive paint or left clean to receive wood stain:
Paint: Insert Opaque primer and specify a site applied paint finish in NBS section M60.
Wood-stain: Insert Left clean and specify a site applied wood stain in NBS section M60.

Glazing details:
Where required, individual door panels can be glazed. Clear safety glass 6 mm thick is normally provided, but other types can also be specified where agreed in advance with Longden. Insert, e.g.
6 mm clear safety glass for panels identified on drawings.
Not applicable.

Frame:
Insert Longden standard profile (95 x 45 mm) or Non standard to detail drawing.

Material and Finish as delivered (frame):
The frame will normally be primed to receive paint or left clean to receive wood stain:
Acrylic primer (to receive site applied paint):
- Material: Insert Hardwood. The species will be selected by Longden.
- Finish as delivered: Insert Opaque primer and specify a site applied paint finish in NBS section M60.
Left clean (to receive site applied wood-stain):
- Material: Insert West Africa Mahogany (the standard option for clear finishes) or a species of hardwood selected from BS EN 942, National Annex NA, table NA2, e.g. Ash.
- Finish as delivered: Insert Left clean and specify a site applied wood-stain in NBS section M60.

Ironmongery:
This clause assumes that all items are listed on an ironmongery schedule, including those to be supplied or supplied and fixed by the doorset manufacturer.
Preparation: Longden recommend that factory morticing should be carried out for all recessed fittings. Alternatively this can be carried out on site. Insert, e.g.
Factory morticed by doorset manufacturer.
Site morticed by others.
Hinges: These are always supplied and fixed by Longden. Insert required finish – Bright zinc plate. Stainless steel, Brass, Chrome plated or Powder coated (to any RAL colour reference).
Locks: These should be specified on the ironmongery schedule. This item should identify which items are to be supplied, fixed, or supplied and fixed by Longden. Insert, e.g.
Supplied and fixed by doorset manufacturer.
Supplied by doorset manufacturer and fixed on site by others.
Supplied and fixed by others.

Weather seals:
A standard type is available for this type of doorset. Insert Required or Not required. Alternatively, give details of a non standard type.

Threshold:
Longden do not offer a standard threshold, but proprietary types can be supplied if required. Insert, e.g.
Exitex threshold.
Not required.

Fixing:
Factory drilled frames are not available for Longden doorsets.

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