SDS Loft Hatch 550x550 with 1no Tri-drive Lock.

A high quality loft hatch insulated to a u-Value of 0.78.

Material: Zintec Steel
Colour: Powder coated in white
Fire rating: Non-fire rated
Lock: 1no Tri-drive lock
Internal fixing frame dimensions: 550x550mm
Structural opening required: 555x555mm
Depth: 35mm
Frame: 25mm Picture frame
Overall dimensions including frame: 600x600mm
Insulation: Rockwool/mineral wool
u-Value: 0.78


Fitting Information:
(2 people recommended for fitting) 
  • Trim out a suitable opening and fix noggins between trusses to form a structural opening of 555x555.
  • The inner edge of the frame has pre-drilled fixing holes for easy fitting. 
  • With the loft hatch open, offer the frame up to the structural opening and push firmly to ensure the frame is flush with the ceiling.
  • Fix using suitable screws through the counter sunk holes within the internal fixing frame. Do not over tighten the screws and if necessary, use packers.
  • Pay particular attention to the lock/catch side and ensure the catch still engages and the frame has not been warped by over tightening of the screws.
  • Once fitted the fixings are concealed.
  • Close hatch using the tri-drive key. 

Order includes:
  • Access panel,
  • Plastic Tri-drive key.