Type I In-screed Services Duct

Introduction

Prefabricated and self-finished insulated loft access door and frame.Can be fixed immediately between trimmed standard joists.The LAD loft access door and frame is supplied as a complete unit.It satisfies the contractor?s total requirements in terms of aesthetics,finish,cost and stock control. The white laminated door is fully removable,and is supported within a robust white PVC surround which may be directly fixed to standard trimmed joists. Within the surround are soft (draught)resi-seals which ensure the access door is correctly and completely accommodated. As the lid is fully removable by lifting upwards,attic insulation can be cut and laid on top if required. Zero ODP rigid urethane insulation offers thermally efficient performance as the core infill between composite foil facings applied to both sides of the urethane. White-faced board is additionally laminated as the outer finish to the upper and lower faces of the removable door.Insulation thermal conductivity analysis given as 0.022-0.028 W/m.K. Incorporated within appropriate construction the insulation aggregate may be used to address part L requirements.

Use

To gain access into roof space.

Data

• 140mm x 50mm overall, providing approx. accommodation area of 104mm x 38mm.
• Standard length 2400mm.
• Extruded PVCU.
• Colour white.
• Keying and stabilising flanges.