Pentair 4005738 | F1B1-RC Replacement Cartridge for F1000-B1B Filtration System | 1 Pack
Pentair 4005738 | F1B1-RC Replacement Cartridge for F1000-B1B Filtration System | 1 Pack is backordered and will ship as soon as it is back in stock.
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The Pentair 4005738 (F1B1-RC) is a carbon block replacement cartridge with lead reduction media designed to deliver clean, great-tasting water, making it ideal for home or office use with the Pentair FreshPoint F1000-B1B system.
Key Specifications:
| Compatibility | Pentair FreshPoint F1000-B1B |
| Capacity | 750 gallons or 12 months |
| Contaminants Filtered | Chlorine taste & odor, particulates, cysts, atrazine, lead, lindane |
| Operating Conditions | 40–100°F, 40–100 psi |
| Number of Filters | 1-Pack (also available in 12-Pack here) |
Why Choose the Pentair 4005738 (F1B1-RC)?
- Superior Filtration: The Pentair 4005738 (F1B1-RC) uses advanced carbon block technology with lead reduction media for cleaner, safer drinking water.
- Cost-Effective: With a 750-gallon capacity, this cartridge reduces the need for frequent replacements, saving money over time.
- Reduces Harmful Contaminants: Effectively reduces chlorine taste and odor, cysts, atrazine, lead, and lindane for healthier water.
- Certified Performance: Backed by NSF/ANSI 42, 53, and CSA B483.1 certifications for verified contaminant reduction.
How to Replace Pentair 4005738 (F1B1-RC):
- Turn off the water supply to the filtration system.
- Release any residual water pressure by opening the faucet.
- Remove the old cartridge by twisting it counterclockwise.
- Insert the new Pentair 4005738 (F1B1-RC) cartridge and twist clockwise until secure.
- Turn the water supply back on and run water for a few minutes to flush the system.
Notice: For detailed, step-by-step guidance, please refer to the guide here.
FAQ
Q: How Often Should the Pentair 4005738 (F1B1-RC) Filter Be Replaced?
A: This filter should be replaced every 750 gallons or 12 months, whichever comes first, to maintain optimal filtration performance.
Q: How Can I Maximize The Filter's Lifespan?
A: To maximize lifespan, operate within the recommended temperature and pressure ranges, log every replacement date, and avoid running unsafe or unknown-quality water through the system without adequate disinfection.
Q: What Contaminants Does Pentair 4005738 (F1B1-RC) Filter Remove?
A: This filter reduces chlorine taste and odor, particulates, cysts, atrazine, lead, and lindane.
Q: What Certifications Does This Filter Have?
A: This filter is certified to NSF/ANSI 42, NSF/ANSI 53, and CSA B483.1 standards for contaminant reduction.
Q: Is This a Genuine Filter? Is BottleFillingStations.com an Authorized Pentair Distributor?
A: Yes, this is a genuine Pentair 4005738 (F1B1-RC) filter so it will perform per manufacturer's standards and come included with a warranty. BottleFillingStations.com is an authorized Pentair distributor.
NOTICE: Do not use with water that is unsafe or of unknown quality without adequate disinfection either before or after the system.
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The Pentair F1B1-RC (655120-96, 12 Pack; 4005738, 1 Pack) is the replacement cartridge for the Pentair FreshPoint F1000-B1B Single Stage Filtration System. It reduces cysts and lead in addition to chlorine taste and odor, and is not interchangeable with the FDF1-RC cartridge used in the F1000-DFB system.
Step-by-Step Replacement Guide
- Relieve pressure by turning off the water supply to the system and opening the faucet until water flow stops. Place a bucket or towel under the system to catch any drips.
- Lift the locking bar upward until the filter cartridge disengages from the filter head assembly.
- Pull the cartridge away from the filter head assembly, and make sure the locking bar stays fully in the up position.
- Align the posts on the new filter cartridge with the ports on the filter head assembly, then slide the cartridge into place. This engages the locking bar, causing it to drop forward and down.
- Pull the locking bar down until it snaps securely into place.
- Slowly turn the water supply back on and open the faucet, letting it run for 10 minutes to flush the new cartridge (discard this water — carbon fines may appear at first, keep flushing until clear). Check all fittings for leaks before finishing up.
Looking for a genuine Pentair F1B1-RC replacement cartridge? Shop here.
