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Sankaranand
11-11-2007, 10:08 AM
Hi to all,
Iam a HSE advisor. New member for this site. Is HSE issues discussed over here.
If so, In my company, we have planned to replace all R22 with R407. Can anyone put some light over the safety issues i have look onto while replacing. Under what standards does the handling equipments have to be approved/certified.