POLYSTOR tanks are premium-quality polyethylene solutions manufactured using advanced rotational moulding technology to meet diverse water storage needs and applications. Available in capacities from 180 to 68,000 litres, these tanks support versatile system configurations. WEIDA provides expert planning, design, and construction services to ensure optimal tank system performance.
Public water supply
Residential buildings (housing, condominiums)
Resorts and hotels
Commercial buildings (complexes, shops, offices)
Schools, hospitals, army camps
Factories
Plantations and logging camps
Agriculture and aquaculture farms
Product Quality Certified & Approved by Water Authorities – POLYSTOR tanks are certified by SIRIM and ANQAS to MS 1225-1:2014 and MS 1225: Part 2:2006, and approved by SPAN, (Suruhanjaya Perkhidmatan Air Negara), SWA (Sarawak Water Authority), and JANS (Jabatan Air Negeri Sabah).
Strong, Durable, & Lightweight – Moulded polyethylene tanks are easy to install, handle, and transport.
Leakproof – Manufactured as a seamless, single-piece unit to prevent leakage.
Food and Water Contact Safe – Meets US FDA and SIRIM standards for safe contact with food and potable water.
Corrosion Resistant – No maintenance required to protect against rusting.
UV Resistant – UV8 stabilised polyethylene material, compliant with MS1225.
Colour Options & Multilayer Construction – Standard colours are black and blue; custom colours available. Multilayer construction with white inner walls ensures tank hygiene.
Variety of Shapes & Designs:
– Cylindrical – Strong and ideal for outdoor storage.
– Rectangular/Square – Space-saving design for tight spaces.
– Tapered – Low height for roof spaces, nestable for efficient transport.
Modular System for Large Capacities – POLYSTOR tanks can be clustered to meet large storage requirements, ensuring uninterrupted supply during maintenance and offering future expansion options.
Wide Range of Fittings & Accessories – Includes tank covers, ladders, level indicators, vents, and pre-fitted spin welds, connectors, and flanges for inlets, outlets, overflow, and drain.
Warranty – 10-year warranty ensuring quality assurance.
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