AP904 Whole House Sediment Carbon Scale Water Filtration System
The AP904 Whole House Filtration System goes beyond sediment and chlorine reduction by also helping to control scale. Its advanced cartridge combines particulate filtration, carbon block media, and a scale inhibition feature, making it ideal for homes with hard water.
- Three-in-One Protection: Reduces sediment, chlorine taste/odor, and scale formation.
- Protects Plumbing & Appliances: Helps extend the life of water heaters, dishwashers, and fixtures.
- High-Capacity Cartridge: Long service life with consistent performance.
- Quick-Change Design: Sanitary cartridge replacement keeps maintenance easy.
At a Glance:
- Micron rating: 5 micron nominal
- Typical capacity: ~100,000 gallons (water quality dependent)
- Peak flow rate: up to 20 gpm (75.7 L/min)
- Operating pressure: 25–125 psi
- Operating temperature: 40–100 °F (4.4–37.8 °C)
The AP904 is the go-to choice for households with hard water that want comprehensive whole-home filtration.
Compatible with
Pairs well with
Compare Whole House Water Filters
AP902
Key Features
- Primary function: Sediment-only filtration (dirt, rust, sand, silt).
- Micron rating: 5 micron nominal.
- Flow rate: Up to 20 gpm (75.7 L/min).
AP903
Key Features
- Primary function: Sediment + chlorine taste and odor reduction.
- Micron rating: 5 micron nominal.
- Flow rate / capacity: Up to 20 gpm, ~100,000 gallon cartridge life (AP917HD).
AP904
Key Features
- Primary function: Sediment + chlorine taste/odor reduction + scale inhibition.
- Micron rating: 5 micron nominal.
- Flow rate / capacity: Up to 20 gpm, ~100,000 gallon cartridge life (AP917HD-S).
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