Frequently Asked Questions

Can Restek provide replacement filters and catalyst towers for Parker Zero Air Generators?

Yes, we supply maintenance kits: cat.# 21646 for Model 75-83NA, cat.# 21647 for Models 76-803, 76-807, 76-818, and 76-830 and catalyst towers: cat.# 22005 for Model 75-83NA, cat.# 22004 for Model 76-803, cat.# 22006 for Model 76-807, cat.# 22007 for Model 76-818, cat.# 22008 for Model 76-830. NOTE: to keep costs down, catalyst towers are shipped from the supplier (Whatman Instrument Co.).