Self-extinguishing flame-retardant foam made of polystyrene! Ensures airtightness with an EPS spring mechanism and features an easy-to-open lid structure!
This product is an insulated airtight access hatch used in bathroom partitions. It accommodates a foundation width of 150mm and a concrete rise dimension of 340 to 400mm. Made of self-extinguishing flame-retardant expanded polystyrene (EPS), it is in a gray color that minimizes the visibility of concrete stains. Additionally, it ensures airtightness with an EPS spring mechanism and features an easy-to-open lid structure, meeting the JIS A 4706 (sash) airtightness A3 grade. 【Features】 ■ Thermal transmittance = 0.47 W/(m²·K) ■ Thermal resistance value = 2.1 m²·K/W ■ The piping section can be installed on either side ■ The main body accommodates foundation heights of 340 to 400mm ■ Made of self-extinguishing flame-retardant expanded polystyrene (EPS) *For more details, please refer to the PDF materials or feel free to contact us.
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【Lineup】 ■Main unit "YDK1535" ■Main unit + piping unit "YDK1535P" *For more details, please refer to the PDF document or feel free to contact us.
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For more details, please refer to the PDF document or feel free to contact us.
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Under the concept of total affinity, we contribute to society through the development and sale of innovative plastic products. Building on advanced plastic molding technology that we have cultivated for over half a century, we are continuously expanding into new business fields. Our development philosophy is "the FINEST," which is the superlative form of the English word "Fine," meaning not only "pleasant" and "beautiful," but also "precise" and "fine technology." We are a creative technology group that looks to the future of plastics, thinking and proposing with a flexible sensibility.
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