COLTRACO LJ I t r 8 S O n i CS I since 1987 SHORTLISTED FOR "TECHNICAL INNOVATION AWARD" use Portasteele TM Calculator with: tm Portalevel measures cylinder content liquid level an alternative to weighing Ultrasonic liquid level indicator ABS & RINA Approved NFPA Code Compliant 2001 & 12A LISTED Call +1 212 763 0081 or Email sales@coltraco.co.uk www.coltraco.comhttp://www.coltraco.com