Description
Jumbo 3-Stage Filter System – 4.5″ × 20″ (Housing Set Only)
The Jumbo 3-Stage Filter System (4.5″ × 20″) is a heavy-duty, multi-stage water filtration housing assembly designed for whole-house, pre-treatment, or high flow applications. Built around robust 4.5″ × 20″ housings, this system accepts three standard cartridges (sold separately) and includes high-quality accessories that make installation and service more convenient and reliable.
Ideal for homes, cottages, light commercial use, or any location needing progressive sediment and media filtration, this system is supplied complete with isolation valves, pressure gauges, housing wrench, and mounting hardware for a professional, clean installation.
⚠️ Note: Filters and shut-off valves are NOT included — this listing is for the filter housings, controls, and accessories only.
Key Features
- Three-Stage Filtration Housing Set – Accepts three 4.5″ × 20″ standard filter cartridges (cartridges sold separately). Great for multi-stage setups like sediment → carbon → specialty media.
- Built-In Isolation Valves – Inlet and outlet isolation ball valves simplify servicing and help prevent water flow while changing filters.
- Pressure Gauges on Each Stage – Individual gauges let you monitor differential pressure and see when cartridges are due for replacement.
- Heavy-Duty Steel Mounting Bracket – Strong, pre-drilled bracket for secure installation in mechanical rooms, basements, or utility areas.
- Housing Wrench Included – Makes opening and closing the filter housings safer and easier during maintenance.
- Standard 4.5″ Diameter Housings – Compatible with a wide range of 4.5″ × 20″ cartridges — giving you flexibility in designing an effective multi-stage filtration system.
Compatibility
This system is compatible with standard 4.5″ × 20″ filter cartridges, including but not limited to:
- Sediment Filters (e.g., 5 µ, 1 µ, 50 µ)
- Carbon Block Filters (taste/odour reduction)
- Granular Activated Carbon (GAC)
- Specialty Media Cartridges (e.g., iron/Mn, catalytic carbon, CTO, KDF blends)
📌 Cartridges Not Included: Select the types and micron ratings based on your water quality goals.
📌 Shut-off valves NOT included: While inlet/outlet isolation valves are built into the system, upstream service shut-offs (e.g., house shut-off) must be installed separately if needed.
Specifications
- System Type: Jumbo 3-stage 4.5″ × 20″ filter housing set
- Housing Size: 4.5″ diameter × 20″ length
- Stages: 3 × housings
- Connections: Typically 1″ or 1.25″ ports (confirm with exact SKU)
- Isolation Valves: Inlet and outlet isolation included
- Pressure Gauges: One gauge on each stage
- Mounting: Steel mounting bracket with hardware included
- Housing Material: Durable polypropylene or ABS filter housings
- Accessories: Housing wrench included
- Cartridges: Sold separately
Applications
The Jumbo 3-Stage Filter System is ideal for:
- Whole-house sediment and chemical reduction
- Pre-RO pre-filtration (protecting membranes from sediment/chlorine)
- Well water sediment control
- Municipal water taste/odour management
- Light commercial water filtration
- Point-of-entry installations where high flow is needed
By pairing the right cartridges with this system, you can address sediment, chlorine, particulate, taste, odour, and specific chemical concerns.
Maintenance
- Cartridge Replacement: Replace filters based on water quality and manufacturer recommendations (commonly every 6–12 months).
- Pressure Monitoring: Use the pressure gauges to watch for differential pressure increases, which signal cartridge clogging.
- Valve Operation: Isolation valves make servicing fast and leak-free — close before opening a housing.
- Housing Wrench: Use the included wrench for safe housing removal during service.
Why Choose This System
✔ Modular three-stage design lets you tailor filtration to your water chemistry
✔ Pressure gauges provide real-time servicing cues
✔ Isolation valves make maintenance faster and cleaner
✔ Housing wrench included for hassle-free filter changes
✔ 4.5″ × 20″ housings for high capacity and extended service life
What’s Included
- 3 × 4.5″ × 20″ filter housings (empty)
- 1 × Steel mounting bracket + hardware
- 3 × Inlet/outlet isolation valves
- 3 × Pressure gauges
- 1 × Housing wrench
What’s Not Included
❌ Filter cartridges
❌ System shut-off valve(s) upstream (if required)
❌ Tubing, fittings, or installation accessories (varies by install)

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