Lift & Slide doors

• High performance triple glazing
• FSC^® certified timber in redwood & oak
• FSC^® certified Accoya timber drip rail for durability
• Aluminium-clad doors available
• Dual compression seals for long-term airtightness
• Secured by Design & Part Q compliant option
• Class 4 airtightness to BS EN 12207
• Made exclusively for Green Building Store by our partners in northern Europe

*Tilt & Slide doors also available (for retrofit projects only). Please enquire for more information.

Lift & slide doors

Lift & slide doors have two panes, where usually one pane of the door can slide. To special order, you can have a door where both panes can slide. Come with internal handles only.

Maximum size: 2500mm (individual leaf width) x 2500mm

Glazing & U values

PERFORMANCE

Whole door U_D:

1.0 W/m²K Redwood

1.1 W/m²K Oak

Glazing U value U_G: 0.58 W/m²K

Triple unit: Argon 44mm

Light transmission value: 74.1%

ULTRA

Whole door U_D:

0.84 W/m²K Redwood

0.98 W/m²K Oak

Glazing U value U_G: 0.52 W/m²K

Triple unit: Argon 52mm

Light transmission value: 74.1%

Test results

Air Permeability BS EN 12207: 600 Pa Class 4

Water tightness BS EN 12208: 100 Pa Class A3

Wind load BS  EN 12210: 1600 Pa Class C4

Exposure category BS 6375-1: 800

* U values calculated for standard doorset 2000 X 2180