A.O. Smith AO-4000-CARBON RO Boost Carbon Block Filters

The A.O. Smith AO-4000-CARBON RO Boost Carbon Block Filters is the correct replacement filters for the A.O. Smith AO-US-RO-4000 4-Stage Reverse Osmosis System. The set of replacement filters includes 1 carbon block filter and 1 Claryum filter. Paired together, these filters work to reduce 99% of 88 harmful contaminants including lead, mercury, asbestos, pesticides, pharmaceuticals, chlorine, and more. NSF certified to standards 42, 53, 401 + P473, this set of filters lasts up to 6 months before replacement or 365 gallons. Continued use of the A.O. Smith AO-4000-CARBON RO Boost Carbon Block Filters will ensure your A.O. Smith AO-US-RO-4000 4-Stage Reverse Osmosis System performs properly and efficiently.

Specifications:

• Brand: A.O. Smith
• Part Number: AO-4000-CARBON
• Pack Size: 2-pack
• Filter Life (Months): 6
• Filter Life (Gallons): 365
• Filter Media: Carbon Block, Claryum
• Dimensions: 9.25" H x 2" W x 2" D
• Operating Pressure: 125 psi
• Operating Temperature:40-90°:
• NSF Certification(s): Standards 42, 53, 401 + P473.

Compatible Filter Housings/System:

The A.O. Smith AO-4000-CARBON is the correct replacement for the following filter housings/systems:

• A.O. Smith AO-US-RO-4000 4-Stage Reverse Osmosis System