• 7.17.2026
• PRESSRELEASE
• Notice of Head Office Relocation

• 5.12.2026
• PRESSRELEASE
• Visiting ARBS2026 in Melbourne, Australia

• 4.28.2026
• PRESSRELEASE
• Renewed Installation Movie: CONIC JOINT - Refrigerant Fittings for HVAC Systems

• 2.17.2026
• PRESSRELEASE
• Participated in the Agreement Ceremony for a Long-Term Internship Program with a Local High School

• 2. 3.2026
• PRESSRELEASE
• Exhibited at ENEX 2026

• 9.17.2025
• PRESSRELEASE
• Factory Tour Held for Students of Ibi Special Needs School

• 6. 2.2025
• PRESSRELEASE
• High School Students Visit the Ibigawa Plant for a Factory Tour

• 4.18.2025
• PRESSRELEASE
• INOAC Housing & Construction Products Selected for Use at Expo 2025 Osaka, Kansai, Japan

• 4.16.2025
• PRESSRELEASE
• Visiting ISH in Frankfurt, Germany

• 2. 7.2025
• PRESSRELEASE
• The full renewal of our website.

• 11.13.2024
• PRESSRELEASE
• INOAC Housing & Construction Materials's business was introduced in TIME magazine.

• 8.28.2024
• PRESSRELEASE
• Information on shipping support due to Typhoon No. 10

• 8.26.2024
• PRESSRELEASE
• Aluminum refrigerant tubes for air conditioning were featured in the August issue of "JARN".

• 7.22.2024
• PRESSRELEASE
• New Product Information] AIPOLY Heat Flex

• 6.21.2024
• PRESSRELEASE
• We will exhibit at 26th Interphex Week Tokyo.

• 1. 5.2024
• PRESSRELEASE
• To the victims of the 2024 Noto Peninsula Earthquake

• 10.19.2023
• PRESSRELEASE
• NETIS registered technology introduction page opened.

• 6.28.2023
• PRESSRELEASE
• New Product Information] Oyupoly Smart Corrugate

• 2.13.2023
• PRESSRELEASE
• Price Revisions for Coated Copper Tubing for Air Conditioning

• 2. 7.2023
• PRESSRELEASE
• Price revisions for various products

• 12.28.2022
• PRESSRELEASE
• Special Events for the Year-end and New Year's Holidays

• 12.14.2022
• PRESSRELEASE
• Company and Product Introduction Video

• 11. 1.2022
• PRESSRELEASE
• INOAC Housing & Construction Materials WEB site renewal notice

• 7.26.2022
• PRESSRELEASE
• Notice Concerning COVID-19 Infection Among Our Employees

• 6.27.2022
• PRESSRELEASE
• Notice of Rased Access Floor NP/PIT construction video release

• 6.23.2022
• PRESSRELEASE
• Correction table of "General Catalog of Air-Conditioning Products

• 4.28.2022
• PRESSRELEASE
• Announcement of GW Special Sale

• 3.18.2022
• PRESSRELEASE
• Donation of anti COVID-19 sterilizing alcohol to Ibigawa Town Hall

• 3.17.2022
• PRESSRELEASE
• Regarding factories and sales offices in the relevant area

• 3.17.2022
• PRESSRELEASE
• To the victims of the earthquake that occurred late at night on Wednesday, March 16

• 2.25.2022
• PRESSRELEASE
• Price revision for polyethylene products

• 2. 7.2022
• PRESSRELEASE
• INOAC Housing & Construction Materials ONLINE SHOP Special Price Sale

• 1.27.2022
• PRESSRELEASE
• Notice Concerning COVID-19 Infection Among Our Employees

• 1.21.2022
• PRESSRELEASE
• Water Supply Related Products January 2022 Design Price List

• 1.21.2022
• PRESSRELEASE
• Hot water supply and drainage related products January 2022 design price list

• 12. 1.2021
• PRESSRELEASE
• INOAC Housing & Construction Materials ONLINE SHOP Renewal OPEN

• 11. 4.2021
• PRESSRELEASE
• Price revision for tubular products

• 10. 7.2021
• PRESSRELEASE
• Air Conditioning Products October 2021 Design Price List

• 10. 6.2021
• PRESSRELEASE
• Sound Absorbing Cover Price Revision Notice

• 9. 6.2021
• PRESSRELEASE
• Notice Concerning COVID-19 Infection Among Our Employees

• 9. 1.2021
• PRESSRELEASE
• Notice of Design Revision for IOP and OXL Fittings

• 8.26.2021
• PRESSRELEASE
• Notice Concerning COVID-19 Infection Among Our Employees

• 8.23.2021
• PRESSRELEASE
• Notice Concerning COVID-19 Infection Among Our Employees

• 8.16.2021
• PRESSRELEASE
• Operation of plants and sales offices

• 8.16.2021
• PRESSRELEASE
• To all those affected by the torrential rain

• 8.10.2021
• PRESSRELEASE
• ZEB certification of the office building of the Tsukidate Plant was featured in the special hot-summer issue of the Kensetsu Shimbun.

• 7.12.2021
• PRESSRELEASE
• INOAC Housing & Construction Materials ONLINE SHOP Limited Edition 8th Announcement

• 6.30.2021
• PRESSRELEASE
• INOAC Housing & Construction Materials ONLINE SHOP Exclusive 7th Project Announcement

• 6.22.2021
• PRESSRELEASE
• INOAC Housing & Construction Materials ONLINE SHOP Exclusive Project No. 6

• 6. 2.2021
• PRESSRELEASE
• Signing Ceremony of Community Disaster Prevention Agreement at Ibigawa Town Hall

• 5.19.2021
• PRESSRELEASE
• INOAC Housing & Construction Materials ONLINE SHOP Exclusive 5th Project Announcement

• 4.19.2021
• PRESSRELEASE
• Price Revisions for Polyethylene Products

• 4.19.2021
• PRESSRELEASE
• Notice Concerning COVID-19 Infection Among Our Employees

• 4.14.2021
• PRESSRELEASE
• Donation of vaccine transport boxes for COVID-19 to Ibigawa Town Hall

• 4.13.2021
• PRESSRELEASE
• INOAC Housing & Construction Materials ONLINE SHOP Exclusive 4th Project Announcement

• 4.12.2021
• PRESSRELEASE
• Notice Concerning COVID-19 Infection Among Our Employees

• 3. 5.2021
• PRESSRELEASE
• INOAC Housing & Construction Materials ONLINE SHOP Exclusive 3rd Project Announcement

• 2.15.2021
• PRESSRELEASE
• Plants and sales offices in the area affected by the Tohoku earthquake

• 2.15.2021
• PRESSRELEASE
• To the victims of the earthquake that occurred late at night on February 13 (Saturday)

• 1.29.2021
• PRESSRELEASE
• INOAC Housing & Construction Materials ONLINE SHOP Exclusive 2nd Project Announcement

• 1.14.2021
• PRESSRELEASE
• Our Response to the Declaration of a State of Emergency

• 1.14.2021
• PRESSRELEASE
• Notice of Opening of INOAC Housing & Construction Materials ONLINE SHOP

• 1. 7.2021
• PRESSRELEASE
• Information on our company's countermeasures against the spread of COVID-19

• 11.30.2020
• PRESSRELEASE
• Notice Concerning COVID-19 Infection Among Our Employees

• 6.30.2020
• PRESSRELEASE
• Presentation Ceremony for the "New Happiness Workplace Creation Declaration

• 5.15.2020
• PRESSRELEASE
• Notice of Our Response to the Partial Lifting of the Declaration of a State of Emergency

• 4. 8.2020
• PRESSRELEASE
• Ibigawa Town received masks and donations as a countermeasure against new coronavirus infection (COVID-19).

• 4. 8.2020
• PRESSRELEASE
• Kyushu Sales Office Change of scheduled telecommuting date

• 4. 7.2020
• PRESSRELEASE
• Telecommuting" measures due to the declaration of a state of emergency in seven prefectures

• 12.25.2014
• PRESSRELEASE
• Notice of Correction of Catalog Listings (Pipe Heat and Cold Insulation Materials)

• 10. 2.2014
• PRESSRELEASE
• We shall exhibit at the 30th Piping & Construction Equipment Expo.

• 9. 1.2014
• PRESSRELEASE
• Corrections to Catalog Listings

• 5.16.2014
• PRESSRELEASE
• Relocation of Head Office

• 5.15.2014
• PRESSRELEASE
• Catalog Update Information

• 12.20.2013
• PRESSRELEASE
• Notice of Relocation of Hiroshima Sales Office

• 3.11.2013
• PRESSRELEASE
• Cancellation of head office relocation

• 12.10.2012
• PRESSRELEASE
• INOAC General Exhibition was held.

• 6.24.2012
• PRESSRELEASE
• U-Poly Pipe was featured in Sankei Shimbun (Tokai area edition).

• 2.17.2012
• PRESSRELEASE
• We exhibited at HVAC&R JAPAN 2012 (Refrigeration, Air Conditioning and Heating Exhibition).

• 8.29.2011
• PRESSRELEASE
• Chubu Regional Sales Office and Kansai Regional Sales Office have moved to new offices.

• 8. 8.2011
• PRESSRELEASE
• Tokyo Head Office, Kanto Regional Sales Office, and Construction Department Tokyo Sales Office have moved to a new office.

• 7. 7.2011
• PRESSRELEASE
• REHAU Exhibition" was held at INOAC Tokyo Head Office.

• 6.11.2011
• PRESSRELEASE
• Released "Eco Eco Fan" for ceiling type air conditioners.

• 6.10.2011
• PRESSRELEASE
• Exhibition "Ganbarou Japan / Earthquake Disaster Reconstruction Support Products" was held at INOAC Tokyo Head Office.

• 3.30.2011
• PRESSRELEASE
• Situation of our company in the Tohoku-Pacific Ocean Earthquake

• 3.15.2011
• PRESSRELEASE
• Impact of the Tohoku-Pacific Ocean Earthquake

• 9. 1.2010
• PRESSRELEASE
• We exhibited at Japan Home Show 2010.

• 3. 1.2010
• PRESSRELEASE
• Tokyo Head Office, Kanto Regional Sales Office, and Construction Department Tokyo Sales Office have moved to a new office.

• 2.16.2010
• PRESSRELEASE
• Exhibited at HVAC&R JAPAN 2010 (Refrigeration, Air Conditioning and Heating Exhibition)(2/16~2/19 at Tokyo Big Sight)

• 1. 1.2010
• PRESSRELEASE
• Started sales and installation of solar panels

• 12.21.2009
• PRESSRELEASE
• Head Office, Chubu Regional Sales Office, and Construction Department Headquarters have been relocated.

• 4. 1.2009
• PRESSRELEASE
• One-touch joint "Atto Joint" for Oyu Poly MP is announced and put on the market.

• 2.19.2009
• PRESSRELEASE
• Announced and released "EF Joint for Water Supply" for polyethylene two-layer pipes for water supply.