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Purcooflow WHF2045C | 20" x 4.5" Clear Whole House Water Filter Housing for Well & City Water
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[Full-Length Visual Monitoring] Purcooflow WHF2045C 20-inch crystal-clear housing provides an unobstructed view of the entire 20-inch filter cartridge, allowing you to accurately gauge saturation levels and maintain optimal water flow.
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[High-Flow Industrial Ports] Engineered with heavy-duty 1-inch NPT ports to support maximum flow rates, ensuring zero water pressure loss even when multiple high-demand fixtures are running simultaneously.
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[Professional Leak-Proof Seal] Utilizing a reinforced double O-ring system, this housing is pressure-tested to ensure a robust, watertight seal capable of handling rigorous residential and commercial plumbing.
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[Maximum Capacity Jumbo Housing] The 20" x 4.5" design provides double the filtration volume and surface area compared to standard housings, making it perfect for large households and high-water-demand environments.
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[Extended Service Life] Extra-large internal capacity allows for more contaminant capture, significantly extending the intervals between filter replacements and reducing long-term maintenance costs.
- Free Shipping On all orders
- 30-Day Return No worries
- 2 Year Warranty Hassle-free

Visual Management at Scale
Monitor your filtration system at a glance. The crystal-clear 20-inch sump of the Purcooflow WHF2045C allows you to easily inspect sediment buildup along the entire filter, helping you determine the right time for maintenance and ensure consistently optimal performance.

Heavy-Duty Structural Integrity
The Purcooflow WHF2045C is built to handle the increased water volume and pressure of a 20-inch system. Constructed from reinforced, lead-free materials and pressure-tested up to 90 PSI, it ensures dependable performance, strong structural integrity, and long-term durability for whole-house filtration systems.

Precision Double O-Ring Protection
Engineered down to the smallest detail, the Purcooflow WHF2045C features a professional dual O-ring sealing system that enhances leak resistance and ensures a secure, reliable seal—providing confidence and peace of mind for indoor installations.
Professional Standards for High-Demand Systems
Standard 20" Jumbo Fit
Designed for high-volume filtration. The 20-inch chambers accommodate all standard jumbo cartridges, providing twice the surface area of smaller units for superior water purity.
High-Flow 1" NPT Ports
Equipped with industrial-strength stainless steel 1-inch NPT threaded ports. The wide-mouth design ensures zero water pressure drop for high-demand households and large families.
One-Touch Pressure Release Design
Built into the filter housing, the red pressure relief button allows you to quickly discharge internal pressure before opening the canister. This reduces resistance and makes cartridge replacement smoother and safer.
Whole-Home Water Protection
Perfect Cooking Water
Our 3-stage filtration removes rust and silt that taint food flavors. Flush impurities in seconds via integrated drain valves to bring out the delicious, natural taste in every dish and drink.
Appliance Longevity
By removing sediment and harsh chemicals at the entry point, this system prevents scale buildup in your dishwasher and water heater, maximizing efficiency.
Spa-Quality Shower
Enjoy softer water that helps prevent dry skin and brittle hair by removing chlorine and industrial pollutants before they reach your showerhead.
Tech Specs
WHF2045C
7.09"L x 7.09"W x 23.22"H
15 GPM
6 lbs
41-100℉
6-11
100,000 Gallons
1" NPT Stainless Steel Port
25 - 90psi
1+1 Year Extended
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| Compatible Filter Size | |||
| Filter Size | 20" x 4.5" (Big Blue Size) |
20" x 4.5" (Big Blue Size) |
10" x 4.5" (Big Blue Size) |
| Housing Type & Visibility | |||
| Visual Tech | Clear (Visual Check) | Blue (Anti-algae) | Clear (Visual Check) |
| Connection Ports | |||
| Inlet/Outlet | 1" NPT Stainless Steel Port | 1" NPT Brass Port | 1" NPT Stainless Steel Port |
| Max Flow Rate | |||
| Max Flow Rate | 15 GPM | 15 GPM | 15 GPM |
| Operating Pressure | |||
| Pressure Range | 0 - 90 psi | 0 - 90 psi | 0 - 90 psi |
| Maintenance Drain Valve | |||
| Drain Valve | x | ✓ (Easy Flush/Pressure Relief) | x |
| Pressure Release Button | |||
| PR Button | ✓ (Red) | ✓ (Red) | ✓ (Red) |
| Best Recommended For | |||
| Ideal For | Main Entry / City | Outdoor / Well Water | Compact RV / Cabin |
FAQs
Maximum visibility meets maximum capacity. The ultimate whole-house solution for monitoring water quality.
Contact SupportYes. The WHF2045C is perfect for water with high sediment levels. Because it is clear and 20 inches tall, you can see exactly how much dirt is being trapped over a large surface area, giving you peace of mind about your water quality.
Our clear housings are made from high-strength, food-grade AS material. While transparent, they are reinforced to withstand standard operating pressures. However, we recommend avoiding direct sunlight to prevent algae and maintain the plastic's clarity.
It comes with 1" NPT reinforced ports (Brass or Stainless Steel options), designed to provide maximum water flow for high-demand homes with 3 or more bathrooms.
Due to the massive 20" x 4.5" capacity, these filters typically last much longer than standard 10" filters. Depending on your water quality, you can expect 6-12 months of high-purity water before a replacement is needed.




