# HSL Series Filter Housing

> Fil-Trek Bag Housings. Canonical page: https://www.fil-trek.com/products/bag-housings/hsl

Category: Bag Housings
Series: HSL

## Overview
The HSL Series adapts the single-bag housing format for higher-pressure duties. It accepts a Size 2 bag and offers ANSI 300 or 600 flanged connections. Sour-service construction and alternative closures are available by specification.

## Key Features
- High-pressure single-bag design
- Swing-bolt, ANSI bolted, threaded and yoke closure options
- Sour-service design available

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

## Specifications
- **inlet outlet:** 2" - 4", 300# RFWN Flange
- **connection types:** 600# RFWN Flange, *Higher pressure units available upon request
- **vent:** 1/2" 3000# NPT
- **gauges:** 1/2" 3000# NPT
- **material construction:** Carbon Steel, Stainless 304, Stainless 316, Duplex 2205, Super Duplex 2507, Hastelloy C276, Monel 400
- **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:** High Pressure & Temperature
- **max temperature:** 400°F (204°C)

## Options
- **configuration options:** (-) – Side in/Bottom out*, A – Side in/side out, D – Side in/out Same Side
- **basket options:** (-) – 1/8" on 3/16" perforated basket*, MB____ – Mesh lined basket (insert mesh size in blank space)
- **finish options:** (-) – Paint "National Blue" (std for CS)*, (-) – Bead Blast (std for SS304/SS316)*, EP1 – Electro polish Inside/Outside, EP2 – Inside only, EP3 – Outside only, PP – Passivation
- **o ring options:** (-) – Buna-N*, ED – EPDM, VI – Viton, SI – Silicone, TEV – Teflon encapsulated Viton
- **service options:** (-) – None*, SR – Sour service; confirm required design changes with Fil-Trek
- **closure assembly options:** (-) –Swing Bolt*, H6 - ANSI Closure, H10 - Quick Open Closure - Threaded, H9 - Quick Open Closure - Yoke
- **accessories:** Direct Reading Gauge, DP Gauge, Safety Relief Valves, Vent Valves, Drain Valves, Air Eliminator, Omega Springs, Balloon/Liquid Displacer, Bag Magnets
- **standard configuration note:** *Indicates standard configuration

## Downloads
- [Datasheet](https://www.fil-trek.com/products/datasheets/Fil-Trek_Single-Bag-Filter-Housing_HSL_datasheet.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/bag-housings/hsl
- Markdown: https://www.fil-trek.com/products/bag-housings/hsl.md
- Category: https://www.fil-trek.com/products/bag-housings
- Request Quote: https://www.fil-trek.com/contact?product=hsl&category=bag-housings