THERMODRAIN Hinged Overhead & Underground Water Tank Covers are designed to secure and protect access openings on water storage tanks — whether on rooftops (overhead) or below ground (underground). They ensure safe access for inspection/maintenance while preventing contamination, debris, unauthorized entry, and water loss from the tank. Their hinged design also allows easy opening and closing for routine checks.
BS EN 124
AASHTO H-20
AASHTO H-25
ISO 9001:2015
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- thermodrain@frpmanholecover.com
Hinged Overhead and u.g. Water Tank Covers
THERMODRAIN Water Tank Covers are tested as per BS EN 124.THERMODRAIN Water Tank Covers are better performing than Cast Iron, Ductile Iron and RCC manhole covers.
Salient Features :
- Immune to algae, moss and rusting contaminants
- Covers have a provision for gasket fitting
- Self pigmented, Non painted
- 500 kg rated covers have a provision for locking as a standard feature
- Comes with a double FRP hinge, with 270 degree opening.
Key Highlights :
- Load Bearing : 500 kgs for Overhead Application 500 kgs - 60 Tons (E600) for Underground applications
- Shapes : Circular, square and rectangular shapes available
- Seal : Single seal and Double seal arrangements
- Material : FRP / GRP / Composite material
OVERHEAD WATER TANK COVERS - CHART
| THERMODRAIN FRP/GRP/COMPOSITE WATER TANK COVERS WITH FRAME (180 degree opening with hinge & locking arrangement) | |
|---|---|
| Sr.No | FRAME OPENING SIZE |
| 1 | 600 mm (24") |
| 2 | 600 mm x 600 mm (24"x 24") 750 mm (30") |
| 3 | 750 mm (30") |
| 4 | 750 mm x 750 mm (30"x 30") |
Frequently Asked Qeustions?
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1) What are THERMODRAIN Water Tank Covers used for?
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2) What material is used for these Water Tank Covers?THERMODRAIN Water Tank Covers are constructed from FRP/GRP composite material — Fiberglass Reinforced Plastic / Glass Reinforced Plastic. This composite blends glass fibers with thermoset resin to create a lightweight yet strong, corrosion-resistant material that performs well in outdoor and industrial environments.
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3) How durable are THERMODRAIN Tank Covers?
- Corrosion & Rust Resistance : Unlike metal covers, they resist corrosion, algae, moss, and rust, making them suitable for wet or outdoor conditions.
- UV & Weather Stability : Self-pigmented and UV-stabilized, the composite retains strength and colour even under prolonged sun exposure.
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