Products
Access Hatch
Hi-Hatch GSCeiling Access Hatch
Main Features
- Outer Frame: Wide Frame, Inner Frame: Having Workability and Designability by Semi-Wide Frame
- Can after Construction
- Can Install into Wooden Frame
- Custom-Made Size within Standard Size Available (Deformed Size Available)
- (Corp.) Public Buildings Association Evaluating Product
Lineup
Size
- 300×300（mm）
- 300×600（mm）
- 450×450（mm）
- 600×600（mm）
Opening and Closing Part
-
Standard (Slide Lock) Type
-
Key Type (Key N201)
Can Key Sharing with MMⅡf, MMHⅡ, GMⅡ, SEⅡ, AS, NT
Color Variation
-
Silver Color
-
White Color(Electrodeposition Coating)
Specification
Material
Outer Frame, Inner Frame / Extruded Aluminum A6063S-T5 Anodized (Custom-Made Color Available)
Model No. / Dimensions
| □300 | 300×600 | □450 | □600 | |||
|---|---|---|---|---|---|---|
| Model No. | Standard Type | Silver | HHGS-303 | HHGS-3060★ | HHGS-454 | HHGS-606 |
| White | HHGS-303W | HHGS-3060W★ | HHGS-454W | HHGS-606W | ||
| Key Type | Silver | HHGS-K303 | HHGS-K3060★ | HHGS-K454 | HHGS-K606 | |
| White | HHGS-K303W★ | HHGS-K3060W★ | HHGS-K454W★ | HHGS-K606W★ | ||
| Dimensions | Standard Dimensions | 303×303 | 303×606 | 454×454 | 606×606 | |
| Ceiling Opening Dimensions | 304×304 | 304×607 | 455×455 | 607×607 | ||
| Inner Finishing Board Dimensions | 280×280 | 280×583 | 431×431 | 583×583 | ||
| Inner Backing Board Dimensions | 280×280 | 280×583 | 431×431 | 583×583 | ||
* ★ is made-to-order. Please contact sales department about delivery date.
*Key type white’s decorative plate and cylinder part could not to be white color.
Option
Extension Attachment of Hanger Hook
To recommend it when the ceiling material is thicker than ceiling thickness of general conventional construction method.
- Corresponding Dimensions : Max 95.2mm
- Ceiling Material Thickness : Max 75mm
(Case) Channel 1.2mm, M Bar 19mm
Channel Catch
Hanging Wire
To prevent falling inner frame by hanging the wire to inner frame and channel. Use it with spring hook attaches to (rotating axis side) the hole of inner frame.
For Square Stud Method “Z Screw”
Square stud method is construction technique using square stud differ from general construction steel-made ceiling base.
“Z screw” is NAKA Corporation’s original screw to fasten ceiling access hatch and square stud. There are some cases cannot available according to the combination of square stud method.
Custom-Made Size within Standard Size Available (Deformed Size Available)
Custom-Made Color Available
Installation
Attachment
Hanger hook
Use hanger hook.
- Corresponding Dimensions : Max 74.6mm
- Ceiling Material Thickness : Max 54.4mm
(Case) Channel 1.2mm, M Bar 19mm
If exceed above dimensions, please use extension attachment (option).
