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82 products Do water filters remove fluoride? 82 of the 296 systems we list claim to reduce fluoride. 120 products Do water filters remove lead? 120 of the 296 systems we list claim to reduce lead. 84 products Do water filters remove PFAS? 84 of the 296 systems we list claim to reduce PFAS. 217 products Do water filters remove chlorine? 217 of the 296 systems we list claim to reduce chlorine. 16 products Do water filters remove microplastics? 16 of the 296 systems we list claim to reduce microplastics. 36 products Do water filters remove hard water? 36 of the 296 systems we list claim to reduce hardness. 76 products Do water filters remove TDS? 76 of the 296 systems we list claim to reduce TDS. 48 products Do water filters remove bacteria? 48 of the 296 systems we list claim to reduce bacteria. 46 products Do water filters remove iron? 46 of the 296 systems we list claim to reduce iron. 74 products Do water filters remove arsenic? 74 of the 296 systems we list claim to reduce arsenic. 121 products Do water filters remove sediment? 121 of the 296 systems we list claim to reduce sediment. 30 products Do water filters remove hydrogen sulfide? 30 of the 296 systems we list claim to reduce hydrogen sulfide. 26 products Do water filters remove chromium 6? 26 of the 296 systems we list claim to reduce chromium. 31 products Do water filters remove nitrates? 31 of the 296 systems we list claim to reduce nitrate.

63 products Does reverse osmosis remove fluoride? 63 of the 76 reverse osmosis systems we list claim to reduce fluoride. 49 products Does reverse osmosis remove PFAS? 49 of the 76 reverse osmosis systems we list claim to reduce PFAS. 6 products Does reverse osmosis remove microplastics? Six of the 76 reverse osmosis systems we list claim to reduce microplastics. 64 products Does reverse osmosis remove lead? 64 of the 76 reverse osmosis systems we list claim to reduce lead. 75 products Does reverse osmosis remove minerals? 75 of the 76 reverse osmosis systems we list claim to reduce TDS. 9 products Does reverse osmosis remove bacteria? Nine of the 76 reverse osmosis systems we list claim to reduce bacteria. 11 products Does reverse osmosis remove salt? 11 of the 76 reverse osmosis systems we list claim to reduce sodium. 4 products Does reverse osmosis remove hard water? Four of the 76 reverse osmosis systems we list claim to reduce hardness. 54 products Does reverse osmosis remove arsenic? 54 of the 76 reverse osmosis systems we list claim to reduce arsenic.

9 products Does a water softener remove chlorine? Nine of the 35 water softeners we list claim to reduce chlorine.

35 products How much does a water softener cost? The 35 water softeners we list run from $160 to $3,294, with a median of $1,531. 69 products How much does a reverse osmosis system cost? The 69 reverse osmosis systems we list run from $165 to $3,779, with a median of $367. 55 products How much does a whole house water filter cost? The 55 whole house water filters we list run from $110 to $8,626, with a median of $1,105. 15 products How much does a shower filter cost? The 15 shower and faucet filters we list run from $30 to $170, with a median of $80. 20 products How much does an under sink water filter cost? The 20 under sink water filters we list run from $50 to $499, with a median of $161. 35 products How much does a well water filter cost? The 35 well water filters we list run from $550 to $6,235, with a median of $2,125. 35 products How much does a UV water filter cost? The 35 systems with a UV stage we list run from $169 to $6,640, with a median of $995.

69 products How long do reverse osmosis filters last? Of the 69 reverse osmosis systems we list, 64 state a filter life; the most common is 6-12 months (62). 35 products How long do water softener filters last? Of the 35 water softeners we list, 28 state a filter life; the most common is 6-12 months (14). 15 products How long do shower filters last? Of the 15 shower and faucet filters we list, 14 state a filter life; the most common is 6-12 months (9). 35 products How long do UV filters last? Of the 35 systems with a UV stage we list, 34 state a filter life; the most common is 6-12 months (28).

11 products What does Berkey filter out? Across the 11 Berkey systems we list, the makers claim reduction of 20 contaminants. 7 products Does Berkey remove fluoride? Seven of the 11 Berkey systems we list claim to reduce fluoride. 9 products Does Berkey remove PFAS? Nine of the 11 Berkey systems we list claim to reduce PFAS. 11 products Does Berkey remove lead? 11 of the 11 Berkey systems we list claim to reduce lead. 7 products Is Berkey worth it? We list 11 Berkey products and score seven of them. Their overall scores run from 5.3 to 6.6, with a median of 6.4, against a median of 5.7 for all 284 products we score. 29 products Is Waterdrop a good brand? We list 29 Waterdrop products and score 29 of them. Their overall scores run from 5.0 to 7.6, with a median of 6.0, against a median of 5.7 for all 284 products we score. 18 products Is Aquasana good? We list 18 Aquasana products and score 18 of them. Their overall scores run from 4.8 to 6.7, with a median of 5.8, against a median of 5.7 for all 284 products we score. 18 products What does Aquasana filter out? Across the 18 Aquasana systems we list, the makers claim reduction of 31 contaminants. 18 products How long do Aquasana filters last? Of the 18 Aquasana systems we list, 18 state a filter life; the most common is 6-12 months (12). 6 products Is Aquasure a good water softener? We list six Aquasure water softeners and score six of them. Their overall scores run from 5.2 to 6.3, with a median of 6.0, against a median of 5.5 for all 35 water softeners we score. 30 products What does Aquasure remove? Across the 30 Aquasure systems we list, the makers claim reduction of 25 contaminants. 24 products How long do iSpring filters last? Of the 24 iSpring systems we list, 24 state a filter life; the most common is 6-12 months (22).