PEJ's contact information. TEL: (+81)3-6433-2831 FAX: (+81)3-6433-2839 mail: URL: Click to go the contact page.


PEJ self-proclaimed commitment to quality

PEJ self-proclaimed commitment to quality.

ISO9001 certificate in Japanese

ISO9001 certificate in Japanese.

ISO9001 certificate in English

ISO9001 certificate in English.

Heat storage element patent

Heat storage element patent.

Seseragi trademark registration

Seseragi trademark registration.

Seseragi α trademark registration

Seseragi α trademark registration.

Gauss Fan trademark registration

Gauss Fan trademark registration.

PEJ super ventilation trademark registration

PEJ super ventilation trademark registration.

PEJ ventilation trademark registration

PEJ ventilation trademark registration.

Breathing type ventilation trademark registration

Breathing type ventilation trademark registration.

European patent of fan unit invention

European patent of fan unit invention.

Japan Builders Network member certificate

Japan Builders Network member certificate.