20" × 2.5" · 20" Slim Line

20x2.5 water filter cartridges

The 20" Slim Line — taller point-of-use and light whole-house housings. Every cartridge below drops into any standard 20x2.5housing. Pick your type and micron rating.

Sediment (spun polypropylene)

First-stage protection — traps grit before it clogs appliances and downstream filters. Change every 2–3 months.

1 micron Sedimentfrom $13.80 →5 micron Sedimentfrom $12.00 →20 micron Sedimentfrom $12.00 →50 micron Sedimentfrom $12.00 →

Carbon block (CTO)

Polishing stage — improves taste and reduces chemicals; the tight micron also catches fine sediment. Change every 3–6 months.

0.5 micron Carbon blockfrom $23.46 →5 micron Carbon blockfrom $20.40 →10 micron Carbon blockfrom $20.40 →

Granular activated carbon (GAC)

High-flow carbon stage for taste and odour with less pressure drop than a carbon block. Change every 3 months.

5 micron Granular activated carbonfrom $18.00 →

Pleated sediment (washable)

Reusable sediment stage: rinse and refit several times before replacing. Best cost-per-month on dirty supplies. Change rinse monthly, replace every 6–12 months.

5 micron Pleated sedimentfrom $15.60 →20 micron Pleated sedimentfrom $15.60 →30 micron Pleated sedimentfrom $15.60 →

← All housing sizes