Ceiling Access Hatch

Hi-Hatch AT

AT

ATThe airtight type consists of an outer frame with a packing material and an inner frame to be pressed to close, achieving airtightness. The ceiling material, the inner frame, and the outer frame are sealed for airtightness. It can also be mounted on a wooden frame.

Acclaimed by Public Buildings Association, Ltd. (Only Channel Catch-specified items)


  • Standard Lock

  • Key Lock

Colour

  • Silver
    Silver

Airtight Test Performance

Graf
Test
JIS A 1516-1994
Test Model; HHAT-454・606
Result
A-4 Grade

Details

  □450 □600
Model No. Standard Lock HHAT-454 HHAT-606
Key Lock HHAT-K454 HHAT-K606
Dimensions Standard Dimensions 454×454 606×606
Ceiling Opening Dimensions 455×455 607×607
Inner Ceiling Tile Dimensions A 433×433 585×585
Inner Ceiling Tile Dimensions B 407×407 559×559

Specifications

Inside Frame, Outside Frame:
Extruded Aluminium with Anodised Finish (A6063S-T5)