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Purcooflow WHF1045B 10" x 4.5" Compact Big Blue Housing with Integrated Drain Valve for Well & City Water
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Integrated Drain Valve for Easy Maintenance: Built with a pre-installed bottom drain valve for quick sediment flushing without disassembly, ensuring simple maintenance in compact filtration setups.
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Compact Heavy-Duty Housing: Durable 10" x 4.5" Big Blue housing designed for residential and space-saving installations. Ideal for small households or point-of-entry pre-filtration systems.
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Universal 10" Filter Compatibility: Compatible with standard 10" x 4.5" filter cartridges including sediment and carbon filters, offering flexible replacement options without brand lock-in.
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Double O-Ring Leak Protection: Dual O-ring sealing design enhances pressure resistance and long-term leak prevention, ensuring stable performance in everyday residential use.
- Reliable 1" Brass NPT Ports: Features 1-inch brass NPT ports providing stable water flow and consistent pressure for residential and light-duty whole-house pre-filtration setups.
- Free Shipping On all orders
- 30-Day Return No worries
- 2 Year Warranty Hassle-free
Built-In Drain Valve — Flush Without Disassembly
The integrated bottom drain valve allows you to quickly flush out sediment, rust, and debris without opening the housing. This reduces maintenance effort and keeps your compact filtration system running efficiently.
Compact Big Blue Performance
Designed for residential and space-saving filtration setups, the 10" x 4.5" Big Blue housing provides reliable filtration performance for small to medium households and point-of-entry pre-filtration applications.
Heavy-Duty, Pressure-Tested Construction
Made from reinforced, lead-free materials, this compact housing is engineered for long-term durability and safe operation in residential water filtration systems.
Precision Double O-Ring Protection
Every housing features a professional double O-ring sealing system, ensuring strong leak resistance and stable performance for everyday household use.
Whole-Home Water Protection (Compact Systems)
Better Shower Water
Helps reduce chlorine and impurities for cleaner, more comfortable household water in compact filtration setups.
Reduce Sediment & Rust Buildup
Helps minimize sediment and rust accumulation in pipes and fixtures, protecting small household plumbing systems.
Help Extend Appliance Life
Helps reduce particles that may contribute to wear in water-using appliances in residential environments.
Designed for Everyday Residential Filtration
Universal 10" x 4.5" Compatibility
Designed for compact filtration systems. The 10-inch housing supports all standard cartridges for flexible residential water treatment.
Reliable 1" NPT Ports
Equipped with durable 1-inch NPT threaded ports to ensure stable water flow for household and point-of-entry pre-filtration systems.
One-Touch Pressure Relief
Built-in pressure release button allows safe and easy cartridge replacement in compact residential installations.
Tech Specs
WHF1045B
7.09"L x 7.09"W x 15.35"H
15 GPM
10.03 lbs
41-100℉
6-11
100,000 Gallons
1" NPT Brass Port
25 - 90psi
1+1 Year Extended
Compare
Housing Series
Compare
|
WHF1045B
$59.39
$65.99
SAVE $6.6
|
WHF1045C
$59.39
$65.99
SAVE $6.6
|
WHF2045B
$71.99
$79.99
SAVE $8
|
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| Compatible Filter Size | |||
| Filter Size | 10" x 4.5" (Big Blue Size) |
10" x 4.5" (Big Blue Size) |
20" x 4.5" (Big Blue Size) |
| Housing Type & Visibility | |||
| Visual Tech | Blue (Anti-algae) | Clear (Visual Check) | Blue (Anti-algae |
| Connection Ports | |||
| Inlet/Outlet | 1" NPT Brass Port | 1" NPT Stainless Steel Port | 1" NPT Brass Port |
| Max Flow Rate | |||
| Max Flow Rate | 15 GPM | 15 GPM | 15 GPM |
| Operating Pressure | |||
| Pressure Range | 25 - 90 psi | 25 - 90 psi | 25 - 90 psi |
| Maintenance Drain Valve | |||
| Drain Valve | ✓ (Easy Flush/Pressure Relief) | x | ✓ (Easy Flush/Pressure Relief) |
| Pressure Release Button | |||
| PR Button | ✓ (Red) | ✓ (Red) | ✓ (Red) |
| Best Recommended For | |||
| Ideal For | Compact RV / Cabin | Compact RV / Cabin | Indoor / Well Water |
FAQs
Compact yet powerful protection for small to medium households. Designed for reliable pre-filtration and everyday water safety.
Contact SupportThe WHF1045B blue housing blocks UV light to help reduce the risk of algae growth inside the filter. This is especially useful when the system is installed near windows or in semi-exposed areas, ensuring cleaner and safer water in compact residential setups.
Built from reinforced polypropylene, the WHF1045B is designed for long-term residential use. It handles standard household water pressure up to 90 psi with excellent chemical resistance and stable performance in compact filtration systems.
The WHF1045B is designed for compact residential and pre-filtration use. While it does not deliver the same high flow capacity as larger 20-inch systems, it provides stable and efficient water flow for small to medium households, point-of-entry pre-filtration, or multi-stage filtration setups.
The WHF1045B is designed for easy maintenance. Before opening the housing, you can release internal pressure using the bottom drain valve or the pressure release button on the cap. The drain valve also helps flush out sediment, making filter replacement cleaner and easier.
