Our Rating Scale

1- Capacity up to 6 bathrooms
1- Easiest Installation only 2 connections
1- Flow Rate 12-15 GPM (gallons per minute)
1- Maximum Hardness 75+ GPG (grains per gallon)
1- 20” Washable sediment pre-filter
1- Carbon Block Filtration
1- No Carbon Dust
1- Easy Filter changes
1- Lifetime Warranty
1- Salt-Free
1- Retains beneficial minerals
1- No Electricity or drain required
1- No RO required
¾- Maximum hardness >75 GPG (grains per gallon)
¾- Capacity up to 4 bathrooms
¾- Tank exchange carbon filter
¾- 20” Sediment pre-filter
¾- No floor space required
¾- No water waste

½- Salt Required
½- Capacity up to 3 bathrooms
½- Installation 4 connections
½- Flow rate 10 GPM (gallons per minute) or less
½- Loose granular carbon GAC/KDF
½- Difficult filter changes
¼- 3 connections
½- 1 time use sediment pre-filter
½- 10” Sediment pre-filter
½- 10 Year warranty

¼- Requires floor space
¼- Requires Electricity and Drain
¼- Requires RO
¼- Loose granular carbon GAC
¼- Produces carbon dust
¼- installation requires 48-hour pre-soak and flush
¼- 4 or more connections
¼- 9 years or less warranty
¼- Wastes water
¼- Does not retain beneficial minerals

0- information not found on manufacturer’s website