The Big Blue 10” Twin Series Filter Housing DIY Kit is a powerful two-stage water filtration system designed for residential and commercial applications. Featuring a 5-micron sediment filter and a CTOX carbon filter, it delivers high-flow filtration to reduce sediment, chlorine, cysts, lead, volatile organic compounds (VOCs), and other contaminants.
Features:
- Twin-stage filtration for sediment and contaminant reduction
- Dual-filter design with 5-micron sediment and CTOX carbon filtration
- Heavy-duty 10” x 4.5” universal Big Blue-style housings
- 1” pressure relief button for easier cartridge replacement
- High-flow design for whole-house, well water, and point-of-use systems
- Includes housing wrench for installation and maintenance
What’s Included
| Component | Qty |
|---|---|
| Lag Bolt for Big Blue – 5/16″ x 1″ Lag | 8 |
| Neo-Pure CTOX-4510 9-7/8″ x 4-1/2″ Chloramine/VOC/LEAD Carbon Block Filter 0.5 Micron | 1 |
| 10″ Neo-Pure Big Flow Filter Housing Blue Sump/Black Cap 1″ without Pressure Relief | 1 |
| 10″ Neo-Pure Big Flow Filter Housing Blue Sump/Black Cap 1″ with Pressure Relief | 1 |
| NeoFit Bracket Two Stage (Double) Black Z Shape – Fits BB Housings | 1 |
| Nipple Hex – 1″ x 1″ MPT Black Polypropylene | 1 |
| Instructions – Filter Housing DIY KIT | 1 |
| Neo-Pure SW-3E Filter Wrench for 10” and 20” Big Blue Housings (FHBB-HDX, HF45, WWQ FH5000 and FH10000) | 1 |
| PTFE Teflon® Thread Seal Tape – 0.4 Density 1/2″ x 60″ | 1 |
| Flat Washer 1/4 ID x 5/8 OD, 18-8 SS | 8 |
| Neo-Pure 10″ BB Graded Density Polypropylene Sediment Filter 50/5 mic | 1 |








