Eco airtight series! Beautifully finished white aluminum.
"Honmono-kun" is a completely airtight ceiling inspection hatch that prevents indoor warm (or cool) air from escaping into the attic, featuring a three-layer special packing. Insulation boards are included. It has been confirmed to have high airtightness equivalent to grade A-4 or higher in the IS4706 (sash) standard at the General Incorporated Foundation Building Materials Testing Center. We offer the M-450 with screw fastening and the H-450/490 with a combination of screw fastening and hanging brackets. 【Features】 ■ Three-layer special packing ■ Certified by major house manufacturers ■ Airtightness grade A-4 or higher *For more details, please contact us or download the catalog.
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【Lineup】 ■M-450 ■H-450 ■H-490 *For more details, please contact us or download the catalog.
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ThreeTack Co., Ltd. is a company primarily engaged in the sale of construction, packaging, and packing materials, as well as the planning, production, and sale of printed materials. We handle airtight materials, various adhesive tapes, and recycled soil conditioners, among others. Our company focuses on product development based on our customers' challenges as new themes. We sincerely hope you will try our products and find satisfaction in them.