# L Series Filter Housing

> Fil-Trek Cartridge Housings. Canonical page: https://www.fil-trek.com/products/cartridge-housings/l

Category: Cartridge Housings
Series: L

## Overview
L Series uses a lined vessel to provide cartridge filtration in seawater and other corrosive applications. The range includes split-body and full-body designs, with swing bolt access and double open end or optional single open end cartridge arrangements. Lining, seal and vessel configuration are selected to match the process fluid and operating conditions.

## Key Features
- Carbon steel vessel with a choice of internal linings.
- Split-body designs on L10–L20; full-body designs on L24 and larger.
- Swing bolt closure with headlift options.
- Side in/side out is standard; side in/bottom out is available.

## Applications
- Air & Gas
- Desalination
- Coolant
- Water
- Electronics
- Coatings
- Oil & Gas
- Chemical
- Pulp & Paper
- Power
- Marine
- Equipment

## Specifications
- **inlet outlet:** 3"-20" Flange*
- **dirty drain:** 2" Flange*
- **clean drain:** 2" Flange*
- **vent:** 2" Flange*
- **gauges:** ½" NPT*
- **closure:** Swingbolt & ANSI Thru-bolt closure
- **standard configuration note:** *Indicates standard configuration
- **material construction:** Carbon Steel, Stainless 304, Stainless 316
- **certifications:** ASME, PED, CRN
- **internal lining:** None, Ceramic, Epoxy, PFA, ETFE (i.e. Tefzel), ECTFE (i.e. Halar), PVDF (i.e. Kynar), Rubber Lined
- **special service:** None, Sour Service, Lethal Service
- **feature:** Vertical
- **max temperature:** 400°F (204°C)

## Options
- **configuration options:** A – Side in/Side out*, C – Side in/Bottom out
- **o ring options:** (-) Buna-N*, ED – EPDM, VI – Viton, SI – Silicone, TEV – Teflon encapsulated Viton, TF – Teflon
- **head lift options:** (-) K1 – Head lift*, K2 – Hinge, K3 – Hydraulic Jack Davit Side, K4 – Hydraulic Jack Davit Top
- **filter configuration:** E1 – Double Open End*, E2 – DOE with gasket ends, E3 – DOE with 1" extended core, E4 – SOE flat end, 222 open end, E5 – SOE fin end, 222 open end, E8 – SOE plastic spring top, 222, E9 – SOE plastic spring top
- **accessories:** Direct Reading Gauge, DP Gauge, Safety Relief Valves, Vent Valves, Drain Valves, Air Eliminator
- **standard configuration note:** *Indicates standard configuration

## Downloads
- [Datasheet](https://www.fil-trek.com/products/datasheets/Fil-Trek_Multi-Cartridge-Filter-Housing_L_datasheet.pdf)
- [Installation, Operation, and Maintenance](https://www.fil-trek.com/products/datasheets/Fil-Trek_L_IOM.pdf)

## Contact
- **sales@fil-trek.com** — all filtration product inquiries, projects, filter housings, and filtration systems
- **filters@fil-trek.com** — replacement filter media, filter elements, filter bags, hardware, and spare parts

## Links
- HTML: https://www.fil-trek.com/products/cartridge-housings/l
- Markdown: https://www.fil-trek.com/products/cartridge-housings/l.md
- Category: https://www.fil-trek.com/products/cartridge-housings
- Request Quote: https://www.fil-trek.com/contact?product=l&category=cartridge-housings