Change Over SGA 2 SA The semi automatic change over systems are for continuous gas supply to laboratory analysers and for protective atmospheres in research and industrial control. Contact an expert Description Related pages Contact us Description Continuous gas delivery system to pipe network Connection of 2 x 1 300 bar cylinders or bundles Suitable for pure gases and mixtures, non corrosive Made of chrome-plated brass Automatic switch with reset Contact an expert Related pages ALPHAGAZ™ - Specialty gases and calibration mixtur ... The ALPHAGAZ™ range includes high quality pure gases and spe ... Read more Research & analysis Discover a complete of pure gases and mixtures for your rese ... Read more Gas mixtures - Mixture guide Search and choose your gas mixture according to application, ... Read more LABTOP™ - calibration gas cylinder with built in r ... The new generation of bottles, specially developed for your ... Read more Do you have any questions about specialty gas equipment? Please complete our contact form below and we'll come back to you as soon as possible. You must have JavaScript enabled to use this form. First Name Surname Job title Your request Account number Email Phone number Company Post code Leave this field blank