Pool Filter / GFT Series

Aquamama GFT Series Gelcoat Fiberglass Pool Sand Filter for Pools & Spas

The GFT Series delivers industrial-grade aquatic filtration through a reinforced tank structure and a premium gelcoat finish.

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Aquamama GFT Series Gelcoat Fiberglass Pool Sand Filter for Pools & Spas

Core highlights

Engineered for reliable water systems.

Superior Material Integrity: Every gelcoat fiberglass sand filter is constructed with premium gelcoat to provide a refined appearance and maximum resistance against UV degradation and corrosive chemicals.
Advanced Closure Mechanism: Features an easy-open ring-lock selector valve, seamlessly integrated with the gelcoat pool sand filter structure to ensure a secure, leak-proof seal under standard operating pressures.
Optimized Hydraulic Distribution: Equipped with an industrial-grade ABS lateral system and universal standard union connections to facilitate uniform water flow throughout the media bed.
High-Pressure Safety Standards: Engineered for a maximum operating pressure of 250kPa (2.5bar) and rigorously factory tested at 400kPa (4.0bar) to guarantee structural reliability.
Standardized Component Integration: Includes an 8-way top-mount multiport valve and a precision-calibrated pressure gauge for accurate monitoring of internal filtration conditions.
Thermal and Media Compatibility: Designed for operation with water temperatures up to 43°C and optimized for media sizes between 0.5-0.8mm for precise particle retention.

Applications

Project-ready use cases.

High-end residential aquatic installations requiring a durable gelcoat pool filter that balances aesthetic appeal with industrial-grade mechanical strength.
Resort swimming pool complexes that utilize a high-performance sand filter to maintain crystal clear water quality for high-occupancy guest areas.
Commercial swimming pool filtration system deployments where superior UV resistance is mandatory for equipment located in harsh outdoor environments.
Professional spa and boutique hotel facilities requiring a compact, top-mounted configuration to fit within restricted mechanical room footprints.
Public recreation centers prioritizing easy-open maintenance features to reduce labor hours during seasonal filter cleaning and media replacement.

Specification overview

Key product parameters.

Main Material	Gelcoat Fiberglass
Factory Testing Pressure	4.0 bar / 58 psi
Maximum Working Pressure	36 psi / 2.5 bar
Highest Temperature Resistance	43°C (109°F)
Selector Valve Mounting Position	Top-Mounted
Warranty	10 years body warranty
Suggested Filter Medium Size	0.5 - 0.8 mm
Target Audience	Pool Equipment Wholesale Distributors, Regional Dealers, and Contractors
Application Area	residential and commercial pools, spa, water features, aquaculture

Model parameters

Technical data tables.

Product Specifications

Model	Valve Model	Valve Connection	Max.Flow Rate			Filter Area		Sand (kg)
Model	Valve Model	Valve Connection	m3/h	LPM	GPM	m2	ft2	Sand (kg)
GFT400	MPV05	1.5" / 50mm	8	133	35	0.13	1.40	52
GFT500	MPV05	1.5" / 50mm	12	200	53	0.20	2.15	88
GFT650	MPV05	1.5" / 50mm	17	283	75	0.33	3.55	158

Dimensions

Model	(A) mm	(B) mm	(C) mm	(D) mm		(E) mm	(F) mm	Net.W (kg)	Gross.W (kg)	Packing (mm)
Model	(A) mm	(B) mm	(C) mm	GB(mm)	ANSI	(E) mm	(F) mm	Net.W (kg)	Gross.W (kg)	Packing (mm)
GFT400	950	834	768	400	16"	425	300	11.2	13.2	450 x 450 x 680
GFT500	950	834	768	500	21"	425	300	12.9	15.6	550 x 550 x 720
GFT650	1085	950	885	650	26"	560	400	15.5	20.0	680 x 680 x 855

The GFT Series delivers industrial-grade aquatic filtration through a reinforced tank structure and a premium gelcoat finish. Built to resist harsh UV rays and chemical wear, this gelcoat sand filter ensures long-lasting, stable operation across demanding indoor and outdoor commercial facilities. Because facility managers require equipment that maximizes uptime, the system features a ring-lock selector valve for immediate access to the media bed. This streamlined design drastically reduces service times, making it the ideal easy maintenance pool filter for high-traffic environments. Engineered for continuous heavy-duty use, the unit's non-corrosive construction prevents structural degradation, while the intuitive valve assembly integrates seamlessly with the robust gelcoated sand filter body so technicians can perform rapid inspections without specialized tools.

A trusted water treatment asset for international aquatic integrators requiring pool sand filter solutions.

Selection note: Gel-Coated Fiberglass Filter with Easy-open Selector Valve

FAQ

Common questions.

What are the specific advantages of the gelcoat finish over standard tanks?

The gelcoat finish provides a much smoother surface and enhanced chemical resistance, making this pool sand filter particularly suitable for high-end outdoor applications where aesthetics and UV protection are critical.

Is the valve assembly compatible with standard plumbing configurations?

Yes, these top mount sand filter are equipped with universal standards for union connections, allowing for straightforward integration into existing 1.5-inch or 50mm piping infrastructure.

What is the maximum flow rate capacity for the GFT series?

The series scales based on model size, with the GFT650 providing a maximum flow rate of 17 m3/h and a total sand capacity of 158kg for efficient particle removal.

How is the tank's pressure resistance verified during manufacturing?

Each tank is engineered for a working pressure of 36psi and undergoes factory testing at 58psi to ensure the fiberglass structure can withstand industrial operational stresses.

What type of valve is included with the GFT series?

The units are equipped with an 8-way top-mount multiport valve that features an easy-open ring-lock design for simplified operation and maintenance accessibility.

Are you a manufacturer or a trading company?

We are a direct sand filter manufacturer in China . Aquamama operates its own production facilities with a strict in-house quality control system. You are always welcome to visit our factory in person, or we can arrange a real-time WhatsApp video tour of our workshop for a convenient remote inspection.

Do you support OEM and ODM customization for bulk orders?

Yes, we provide comprehensive OEM and ODM services tailored for our global B2B partners. From custom product colors and branded logos to specific carton packaging designs, our flexible production lines can accommodate your needs. As an experienced swimming pool equipment manufacturer, we focus on delivering consistent quality to help your business succeed in local markets.

What pool equipment does Aquamama manufacture, and which markets do you export to?

As a premium pool equipment manufacturer in China , Aquamama specializes in complete filtration and circulation systems. We focus on producing high-demand commercial and residential core products, including: Sand Filters: Gelcoat fiberglass and bobbin-wound fiberglass sand filters. Pool Pumps: Inverter pool pumps, dual-speed, dual-voltage, and constant-speed models. Pool Accessories: Underwater lighting, skimmers, and hydrotherapy jets. With over 22 years of export experience, we proudly supply reliable pool equipment to distributors, pool builders, and dealers worldwide, including the Middle East, India, Southeast Asia, Africa, the Americas, and Southern Europe.

Aquamama GFT Series Gelcoat Fiberglass Pool Sand Filter for Pools & Spas

Engineered for reliable water systems.

Project-ready use cases.

Key product parameters.

Technical data tables.

Product Specifications

Dimensions

Common questions.

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