Trio replacement set for 021-4PG but can also fit the following systems 021-4s, 021-4p, 021-5RM, 021-4GM, 021-5-PI and Boss 031-DI-RM if they have been up-graded to treat for chloramines rather than straight chlorine.
This trio replacement set includes:
1 x 1 micron sediment filter (sediment filter)
1 x Chlor-plus 10 (carbon prefilter)
1 x Omnipure CL10RO-T40 (carbon post filter)
Pentek ChlorPlus-10 - if you live in of Sydney & Brisbane your water supply is treated with chloramine rater than the standard chlorine. Chloramine is a combination of Chlorine and Ammonia. A normal carbon cartridge will not effectively treat water with Chloramine added. Treats for 9,400 litres 9 ¾" (248mm) 1 micron