
RainTree™ Filters Replace the following Wellsys Filters
Wellsys • PS-12 → Raintree™ Sediment + Carbon
Wellsys • PC-12 → Raintree™ Pre Carbon
Wellsys • Biosure → Raintree™ Post Carbon
Wellsys • TCR-12 → Raintree™ Alkaline Mineral
Wellsys-Compatible Filters
-
Ultrafiltration (UF) Filter Sets
From $69
0.01 micron UF filtration
Activated Carbon Block, GAC, Alkaline Mineral, and UF Filtration
Removes/Reduces contaminants like chlorine, pesticides, herbicides, disinfection byproducts DBPs, pharmaceuticals, forever chemicals PFAS, microplastics, bacteria, viruses, and cysts.
.
4 Filter UF Set →
.
5 Filter UF Set →
-
Reverse Osmosis (RO) Filter Sets
From $89
0.0001 micron RO filtration
Activated Carbon Block, GAC, Alkaline Mineral, and RO Filtration
Removes 99.999% of contaminants including chlorine, pesticides, herbicides, disinfection byproducts DBPs, forever chemicals PFAS, microplastics, bacteria, viruses, cysts, fluoride and total dissolved solids TDS.
.
4 Filter RO Set →
.
5 Filter RO Set →
Why Choose RainTree™ Water Filters?
1 year Lifespan
Enjoy better-tasting, cleaner water instantly
Extend the Life of your water cooler and filtration system
Alkaline Mineral Filter replenishes beneficial minerals
Free flushing kit included with replacement filter sets
Eliminate harmful contaminants
NSF Certified
RainTree™ Filters

RainTree™ water filters
Pre Filters & Singles
Sediment Filters, GAC Filters, Carbon Block Filters, UF Membranes, RO Membranes, Alkaline Mineral Filters

RainTree™
Fittings & Supplies
Miscellaneous supplies for filter changes and installations. Tubing, cutters, refrigerator connection kits, and extra fittings.