[waterfilters]

Here is a 2 stage system for the sediment and chlorine:
BBFS-22 Big Blue Water Filter System with mounting bracket for whole house water filtration
Stage 1: DGD-5005-20 Water Filters and Pentek DGD500520 Sediment Filter for 20 inch Big Blue Whole House Housings (5 micron sediment filter)
Stage 2: NCP-20BB carbon filters and Pentek NCP20-BB water filter cartridge 155382 for drinking water treatment (carbon filter for chlorine taste and odor reduction)

For the lime scale buildup, you will need a special filter.
Pentek PCC218 phosphate crystal filter and Ametek PCC-218 Hexametaphosphate Crystal water filters 155251
You can use this housing with this filter:
Culligan HF-160 Whole House Water Filter Housing and Culligan HF160 System 150389.

Thank you,
WaterFilters.NET