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Manufacturer

Fluidtrol Process Technologies, Inc.Huntsville, Alabama

HSF Type A Horizontal Sand Filter

Horizontal fiberglass sand filters with top-mounted inflow and side-mounted outflow, in four documented shell lengths.

HSF-AEquipment4 configurations3 document entries across product family

Product-family image · exact configuration not pictured

Selected configuration

FPT-HSF42H72A

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Model Number: FPT-HSF42H72A
Filter Area: 19.77 sq ft
Nominal Connection Designation: 6 in nominal
Rated Flow and Filtration-Rate Basis: 395 US gpm at 20 US gpm/ft² filtration rate
Drawing Length A: 77.75 in
Drawing Length B: 34.75 in

Configuration documents and family resources

Configuration-specific documents first; family resources require applicability review.

0 configuration-specific · 3 product-family

HSF-A · Specification

PDF · Restricted · Product family · verify applicability

HSF-A · Manual

PDF · Restricted · Product family · verify applicability

HSF-A · Technical resource

Restricted · Product family · verify applicability

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Technical specifications Documents Compare configurations

Missing a project-critical value? Ask the manufacturer.

Manufacturer suppliedUpdated Oct 30, 20260 configuration-specific · 3 product-familyVerify project-critical values before construction or procurement.

Product overview

Where it’s used and what it does

The Type A HSF arrangement uses top-mounted inflow and side-mounted outflow.

The four listed configurations are individually included in the NSF/ANSI 50 listing for high-rate sand filters, with a listed filtration-rate range of 5–20 US gpm/ft². Manufacturer flow references at 20 US gpm/ft² are conditional ratings, not unrestricted capacities.

9 published fields

Selected configuration

FPT-HSF42H72A

Values that can change by configuration

Identity

Model Number: FPT-HSF42H72A

Connections

Nominal Connection Designation: 6 in nominal

Hydraulics

Filter Area: 19.77 sq ft

Performance

Rated Flow and Filtration-Rate Basis: 395 US gpm at 20 US gpm/ft² filtration rate

Dimensions

Drawing Length A: 77.75 in
Drawing Length B: 34.75 in

Media

Media Loading: Gravel: 8.9 ft³; Sand: 19.8 ft³

Materials

Construction Material: Fiberglass

Certifications

Certifications: NSF/ANSI 50 — listed model; pool use; design filtration rate 5–20 US gpm/ft²

Configuration comparison

Compare what actually changes

Use this when you need to compare configurations. The main technical specification above remains the primary product record.

4 of 4 configurations

Model Number	Filter Area	Resources
FPT-HSF42H72A	19.77 sq ft	0 configuration-specific · 3 product-family
FPT-HSF42H96A	26.77 sq ft	0 configuration-specific · 3 product-family
FPT-HSF42H120A	33.77 sq ft	0 configuration-specific · 3 product-family
FPT-HSF42H144A	40.77 sq ft	0 configuration-specific · 3 product-family

Documents

Resources for FPT-HSF42H72A

Configuration-specific documents are assigned to this selection. Product-family resources are listed separately by scope; verify their applicability before using them for this configuration. Similar titles may represent different file formats or resource assignments.

0 configuration-specific · 3 product-family

HSF-A · Specification

PDF · Restricted

Product family · verify applicability

HSF-A · Manual

PDF · Restricted

Product family · verify applicability

HSF-A · Technical resource

Restricted

Product family · verify applicability

Manufacturer

Fluidtrol Process Technologies, Inc.

Huntsville, Alabama

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