Closed Top Fiberglass Water Tank | Mui Tank FRP

FRP-CST FRP Caustic Soda (NaOH) Storage Tank, Made to Order

FRP First Flush Tank 500 L for Rainwater Harvesting (FRP-FF-500)

FRP First Flush Tank 375 L for Rainwater Harvesting (FRP-FF-375)

FRP First Flush Tank 250 L for Rainwater Harvesting (FRP-FF-250)

FRP First Flush Tank 125 L for Rainwater Harvesting (FRP-FF-125)

Mui Tank Closed Top Round FRP Water Tank, Custom Size up to 27,680 Gallon

Mui Tank Closed Top Round FRP Water Tank 1.2 m Diameter, 250 to 750 Gallon

Mui Tank Closed Top Round FRP Water Tank 1.5 m Diameter, 400 to 1,460 Gallon

Mui Tank Closed Top Round FRP Water Tank 2.0 m Diameter, 700 to 3,460 Gallon

Mui Tank Closed Top Round FRP Water Tank 2.4 m Diameter, 1,000 to 5,980 Gallon

Mui Tank Closed Top Round FRP Water Tank 3.0 m Diameter, 2,000 to 11,680 Gallon

Mui Tank Closed Top Round FRP Water Tank 4.0 m Diameter, 5,000 to 27,680 Gallon

Mui Tank Closed Top Fiberglass Water Tanks, up to 27,680 Gallons

Mui Tank closed top tanks are round, sealed fiberglass (FRP) water tanks for buildings, factories and estates, from 250 to 27,680 gallons in six diameters. Each tank is made in one piece of fiberglass reinforced plastic (FRP) by Y.T. Fibreglass Industries Sdn Bhd to MS 1241-1:2011, SIRIM certified and registered with SPAN up to 22,000 gallons, with an 8-year outdoor and 10-year indoor warranty. This series is part of our Fiberglass Water Tanks in Malaysia | Mui Tank → range.

Closed Top Diameters and Capacities

Diameter	Gallons	Litres	Standard heights
1.2 m diameter →	250 to 750	1,135 to 3,405	6
1.5 m diameter →	400 to 1,460	1,816 to 6,628	8
2.0 m diameter →	700 to 3,460	3,178 to 15,708	8
2.4 m diameter →	1,000 to 5,980	4,540 to 27,149	8
3.0 m diameter →	2,000 to 11,680	9,080 to 53,027	8
4.0 m diameter →	5,000 to 27,680	22,700 to 125,667	11

Each diameter page lists every height with its capacity, weight and wall thickness. For other heights or fittings, see the custom size closed top tank →.

Why Choose a Closed Top FRP Tank

Very large capacity: one seamless tank up to 27,680 gallons, with no panel joints.
Sealed top with manhole: keeps out dust, insects and light.
Strong and long-lasting: FRP does not rust and keeps its shape in the sun.

Need a smaller tank with a lid? See the Mui Tank open top tanks →. For very large or modular storage, see the FRP sectional panel water tanks →.

Frequently Asked Questions

What sizes do Mui Tank closed top tanks come in?
Six standard diameters: 1.2, 1.5, 2.0, 2.4, 3.0 and 4.0 m. Each comes in several heights, from 250 gallons (1.2 m) up to 27,680 gallons (4.0 m).

Can a closed top Mui Tank be made to my height?
Yes. Closed top tanks are made to order, so the height and fittings can be set for your site within the 1.2 to 4.0 m diameters.

Can a closed top fiberglass tank go underground?
Closed top Mui Tanks can be designed for underground use. Tell us the site details when you ask for a quote.

Are the tanks registered with SPAN?
Yes, up to 22,000 gallons. They are made to MS 1241-1:2011 and SIRIM certified.

Ringkasan: Tangki air fiberglass tertutup Mui Tank, diameter 1.2 hingga 4.0 m, 250 hingga 27,680 gelen, dibuat mengikut MS 1241-1:2011, diperakui SIRIM dan berdaftar dengan SPAN.

Note on units: All gallons on this page are imperial (UK) gallons. 1 m3 = 1,000 litres = 220 imperial gallons.

See every PE and fiberglass tank at a glance in our free water tank selection guide →

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Mui Tank Closed Top Round FRP Water Tanks