Water Filter Kit Deep Big Duo-Mount Standard 20 Inch Blue 1 Inch NPT

The Atlas Filtri ZC1802746 Deep Big Duo-Mount Water Filter Kit delivers high-capacity dual-stage filtration with rugged 4x20-inch housings, 1-inch NPT ports, and integrated pressure gauges for reliable water treatment performance.

The Atlas Filtri ZC1802746 Deep Big Duo-Mount Water Filter Kit is designed for whole-house and light commercial water filtration systems requiring high flow and capacity. This dual-stage setup features two 4-inch by 20-inch heavy-duty blue filter housings with 1-inch NPT inlet and outlet connections for efficient installation and flow management. Equipped with three integrated pressure gauges, the system allows precise monitoring of inlet, intermediate, and outlet pressure to assess filter performance and maintenance needs. Built from durable materials, it is ideal for treating sediment, chlorine, and other contaminants when paired with compatible filter cartridges.

• Model number ZC1802746 identifies the Atlas Filtri Deep Big Duo-Mount Water Filter Kit with dual 4x20-inch housings and 1-inch NPT ports.
• Designed for residential, light commercial, and industrial water filtration systems requiring high flow capacity and easy maintenance.
• Includes dual filter housings mounted on a reinforced metal bracket with three integrated pressure gauges.

Technical Data & Performance

• Product Type: Dual-Stage Water Filter Housing Kit.
• Brand: Atlas Filtri.
• Model: ZC1802746.
• Series: Deep Big Duo-Mount.
• Filter Configuration: Two 4x20-inch filter housings for dual-stage filtration.
• Filter Housing Color: Blue (opaque) for UV protection and durability.
• Housing Size: 4-inch diameter x 20-inch height (standard Big Blue format).
• Port Size: 1-inch NPT (National Pipe Thread) inlet and outlet connections.
• Flow Capacity: Up to 40 gallons per minute (GPM) (depending on filter media and pressure).
• Pressure Gauges: Three integrated gauges – monitor inlet, between-stage, and outlet pressure.
• Operating Pressure: Up to 90 psi (6 bar).
• Burst Pressure: 300 psi (20 bar) maximum.
• Operating Temperature Range: 40°F to 125°F (5°C to 52°C).
• Construction Materials:
  • Filter bowls: Reinforced polypropylene, blue opaque.
  • Heads: Glass-filled polypropylene for added strength.
  • O-rings: EPDM elastomer for reliable sealing.
  • Bracket: Powder-coated steel mounting plate for durability.
  • Gauges: Brass and plastic housing, glycerin-filled.
• Mounting Type: Wall-mounted bracket assembly.
• Cartridge Type: Compatible with standard 4.5-inch x 20-inch Big Blue cartridges (not included).
• Cartridge Options: Accepts sediment, carbon block, granular activated carbon (GAC), and specialty cartridges.
• Sealing System: Threaded housing with double O-ring seal for leak-free operation.
• Drain Option: Optional pressure relief valve for easy cartridge replacement (varies by configuration).
• Installation Orientation: Vertical with bottom-entry bowl removal for maintenance.
• Maintenance: Simple cartridge replacement using housing wrench (not included).
• Compliance:
  • Complies with NSF/ANSI Standard 42 (materials safety and structural integrity).
  • Meets European CE and RoHS directives for safety and environmental compliance.
• Dimensions (Approximate):
  • Width: 18 inches.
  • Height: 24 inches.
  • Depth: 8 inches.
• Weight: ~20 lbs (9.1 kg) assembled.
• Packaging: Supplied as a complete dual-housing kit including metal mounting bracket and three pressure gauges.
• Warranty: Covered by Atlas Filtri Limited Manufacturer’s Warranty for materials and workmanship.

Applications & Benefits

• Provides dual-stage filtration for whole-house and commercial water treatment systems.
• Two 4x20-inch housings allow for flexible filter combinations (sediment + carbon, or carbon + specialty media).
• 1-inch NPT connections support high flow rates with minimal pressure drop.
• Integrated pressure gauges make it easy to monitor differential pressure and determine when filters need replacement.
• Durable blue polypropylene housings resist corrosion, impact, and UV degradation.
• Ideal for residential, commercial, and light industrial filtration systems.