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LIGHTING COSTS

DAVIS LANGDON DETAILS A RANGE OF COSTS FOR INTERNAL AND EXTERNAL LIGHTING. ALL RATES ARE APPROPRIATE FOR A MEDIUM-SIZED COMMERCIAL CONTRACT IN OUTER LONDON IN APRIL 2006

INTERIOR LIGHTING Supply-only prices for luminaires FLUORESCENT LIGHTING FOR COMMERCIAL APPLICATIONS Opal diffuser ú/each Surface-mounted luminaires, including lamps 1,200mm long 2 x 36W lamps 50 55 1,600mm long 2 x 58W lamps 55 60 Moisture-proof luminaires with fibre-reinforced polyester body; protection to IP65; clear polycarbonate diffusers; excluding lamps 1,500mm long; 1 x 58W lamp 65 1,500mm long; 2 x 58W lamp 75 Recessed fluorescent luminaires for suspended ceilings, excluding aluminium divergent reflector to LG3 600 x 600mm; 4 x 18W lamps Switch start 92 Electronic control 110 1,200 x 300mm; 2 x 36W lamps Switch start 82 Electronic control 100 Aluminium highly specular controller to LG3 600 x 600mm; 4 x 14W T5 lamps High frequency 115 High frequency - dimmable 130 1,200 x 300mm; 2 x 28W T5 lamps High frequency 95 High frequency - dimmable 110 Recessed downlighters for suspended ceilings, excluding lamps Low-profile, low-voltage downlight;

70mm diameter; transformer 37 - 79 Plain open cone; 220mm diameter; 2 x 18W fluorescent lamps; electronic ballast 95 - 170 Fully recessed tungsten halogen wall washer; 135mm diameter; 1 x 75W lamp 95 - 170 EXTERIOR LIGHTING Supply-only prices for luminaires (lamps included as described) WALL-MOUNTED LUMINAIRES ú/each Polypropylene housing, polycarbonate opal diffuser, control gear; 11W compact fluorescent lamp Fixing accessories 28 With photocell 45 Shallow plastic luminaire, dust/splashproof polycarbonate diffuser; IP54 protection; control gear; 2D-28W lamp 60 - 80 BULKHEAD LUMINAIRES Aluminium cast bulkhead fitting; toughenedglass prismatic diffuser, weather protection to IP 55; 70W high-pressure sodium lamp (lamp excluded) Die-cast aluminium hemispherical bulkhead fitting; opal polycarbonate diffuser; 4 x 26W compact fluorescent lamp (lamp excluded) 225 BOLLARD-MOUNTED LUMINAIRES Circular section vandal-resistant bollard;

polycarbonate screen and aluminium louvres;

control gear; 70W high-pressure sodium lamp (lamp excluded) 275 - 445 FLOODLIGHTS Surface-mounted floodlight; GRP body;

asymmetric aluminium reflector; weather protection to IP55; 150W tungsten halogen lamp 60 - 165 Surface-mounted floodlight; GRP body;

asymmetric anodised aluminium reflector;

weather protection to IP65; 250W highpressure sodium lamp 165 - 265 OUTDOOR RECESSED Recessed, die-cast aluminium, with tempered glass lens; weather protection to IP67 18W Compact fluorescent lamp 90 - 220

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