The 3M Aqua-Pure AP903 is a whole-house water filtration system designed to provide cleaner and better-tasting water at every point of use. It combines high filtration performance with easy maintenance thanks to Sanitary Quick Change (SQC) technology.

• Filtration: 5 micron (nominal)
• Reduction: sediment, rust, dirt, and chlorine (taste & odor)
• Flow Rate: up to 20 gpm (≈ 75.7 L/min)
• Technology: Sanitary Quick Change (SQC) for fast filter replacement without tools
• Head Material: 304 stainless steel for corrosion resistance
• Integrated Bracket: for mounting support
• Electronic Meter: filter change reminder (magnet timer)

Technical Specifications:

• Model: AP903
• Code: 5621102
• Filtration rating: 5 μm
• Flow rate: 20 gpm (≈ 37.8–75.7 L/min)
• Capacity: 100,000 gallons (≈ 378,541 L)
• Operating pressure: 25–125 psi (172–862 kPa)
• Operating temperature: 4.4°C – 37.8°C
• Connections: 1” NPT inlet/outlet
• Head material: 304 stainless steel
• Body material: Plastic
• Weight: ≈ 3.4 kg
• Dimensions: Height: 56.7 cm / Width: 11.9 cm
• Filter type: Quick Change Cartridge (AP917HD)

Filtration Technology: The system uses a carbon block filter combined with non-woven pleat media, allowing for:

• Effective particle retention (sediment, rust)
• Chlorine reduction (taste & odor)
• Improvement of overall water quality

Installation: The system is installed at the point of entry (after the meter or pump). Installation by a qualified professional plumber is recommended.

• Requires 1” connection
• Bypass valves installation optional
• Includes filter head and one replacement cartridge

Maintenance: Maintenance is especially simple: the filter is replaced with a 1/4 turn, without tools or contact with the filter media.

Applications:

• Residential use (detached houses, apartments)
• City or well water systems
• Light commercial use