Our 16×65 FRP (Fiberglass Reinforced Plastic) Water Treatment Tank is a high-strength, corrosion-resistant pressure vessel designed for a wide range of water treatment applications, including softening, filtration, iron removal, DM plants, RO pre-treatment, and industrial water processing. Built with premium composite materials, this tank ensures long service life, lightweight handling, and excellent chemical resistance, making it ideal for residential, commercial, and industrial water treatment systems.
Engineered for superior performance, the tank features a durable FRP outer shell with a seamless polyethylene inner liner for safe and hygienic water storage. It is compatible with automatic and manual control valves from all major brands.
Technical Specifications – 16×65 FRP Water Treatment Tank
1. Tank Dimensions
Diameter: 16 inches
Height: 65 inches
Service Opening: 2.5" or 4" (depending on model)
Top/Bottom Connection: Available options for multiport valves
Base: Molded FRP / Reinforced Polypropylene base
2. Material Construction
Outer Shell: High-strength Fiberglass Reinforced Plastic (FRP)
Inner Liner: NSF-approved food-grade polyethylene
Wrapping: Multi-layer filament wound structure for high pressure resistance
Corrosion Resistance: Suitable for all common water treatment chemicals
3. Pressure & Temperature Ratings
Maximum Operating Pressure: 100–150 PSI (varies by manufacturer)
Burst Pressure: 400 PSI (approx.)
Operating Temperature Range: 1°C to 50°C
Hydraulic Design: High flow with minimum pressure drop
4. Application Compatibility
Water Softener Systems
Sand / Multimedia Filters
Activated Carbon Filters
Iron & Manganese Removal Units
Pressure Filtration Plants
DM / DI Water Systems
RO Plant Pre-Treatment
Commercial & Industrial Water Treatment
5. Features
Lightweight—easy to transport and install
Rustproof and corrosion-free body
Long service life with minimal maintenance
Smooth inner surface prevents bacterial growth
Compatible with Fleck, Runxin, Autotrol, and other control valves
UV-resistant outer body for outdoor durability
6. Optional Accessories
Automatic/Manual Multiport Valves
Central Distributor System
Top/Bottom Strainers
Pressure Gauges
Media (sand, carbon, resin, etc.)









