Content:
Those are valves that cut off the
Flow of natural gas to the home or business whenever there is the beginning
Of an earthquake, so that fires and explosions can be prevented.
These valves are required for a new project for cities of a country in a earthquake location area.
They must comply with international safety standards and certified accordingly.

Contact:
Mr Jose Ivo
Company:
Invivo Agencies
Address:
Rua Antonio Patricio,1-1 Dto, Lisbon, Lisbon-portugal, Portugal
Tel:
35 1 963755897
Fax:
35 1 217979029
Web address:
http://geocities.yahoo.com.br/joe56net2000/HOME.html