Notice of Summer Collective Vacation for Fiscal Year 2026

Nippon Daiya Valve Co., Ltd.

Our company will be closed for a company-wide holiday during the period below. We apologize for any inconvenience this may cause and appreciate your understanding. Summer holiday period: August 13 (Thursday) to August 14 (Friday), 2026 Inquiries received during this holiday period will be addressed sequentially starting from August 17 (Monday) after the holiday.

Introduction to Our Efforts for the Environment

Date and time
Capital
Entry fee

Related product information

Introduction to initiatives for the environment
Aiming to create environmentally friendly valves... "The entire company is united in promoting the continuous reduction of environmental impact!" "ISO 14001 certification obtained!"

For more details, please refer to the PDF document or feel free to contact us. (The English and Chinese versions of the catalog can be downloaded from the catalog page of the special website below.)
Japan Diavalve Co., Ltd. "Product Guide" Catalog
Introducing high-quality diaphragm valves, ball valves, and butterfly valves!

【Featured Products】 ■ Wear Type Diaphragm Valves ・ PO1400 Series ・ HO1400 Series, etc. ■ Bio-Clean Valves ・ BPO1400 Series ・ BQL400 Series ■ Straight Type Diaphragm Valves ・ PN1500 Series ・ HN1500 Series, etc. ■ Valves for Nuclear Power Plants ・ A400 Series ・ ABO1400 Series ■ Rubber-Lined Check Valves ・ B900 Series, etc. *For more details, please refer to the catalog or feel free to contact us. (We have a Chinese version available for those who need it!)