The R-8 WaterPik InstaPure Replacement Faucet Water Filter fits Instapure model F-8.  It has a 100 Gallon capacity and changes in seconds.  The R-8 reduces 33 known contaminants commonly found in tap water.

This R-8 WaterPik InstaPure Replacement Faucet Water Filter meets NSF / ANSI standard 42 for the reduction of 

• 97.0% of Chlorine Taste and Odor
• 98.6% of Particulates Class I

This R-8 WaterPik InstaPure Replacement Faucet Water Filter meets NSF / ANSI standard 53 for the reduction of 

• 99.5% of Alachlor
• 99% of Asbestos
• 95% of Atrazine
• 96.4% of Benzene
• 98.7% of Carbofuran
• 85.6% of Carbon Tetrachloride
• 99.4% of Chlordane
• 99.99% of Cysts
• 98.0% of 0-Dichlorobenzene
• 96.9% of Endrin
• 99.0% of Ethylbenzene
• 99.5% of Heptachlor Epoxide
• 99% + of Lead
• 98.7% of Lindane
• 87.7% of Mecury at PH of 6.5
• 96.6% of Mecury at PH of 8.5
• 98.3% of Methoxychlor
• 99.9% of Monochlorobenzene
• 77.1% of MTBE
• 98.3% of Simazine
• 99.9% of Styrene
• 96.4% of Tetrachloroethylene
• 97.7% of Toluene
• 93.2% of toxaphene
• 99.8% of Trichloroethylene
• 99.3% of TTHM's
• 97.7% of Turbidity
• 99.3% of 2, 4-D
• 99.7% of 2, 4-5-TP (Silvex)

The R-8 WaterPik InstaPure Replacement Faucet Water Filter should be changed every 100 Gallons as indicated by the change indicator light on the F-8 faucet filter.