• Draught TypeFlow typeMaterial of
    Water flow rate
    Fill typeDrive Type
  • InducedCounterflowTimber/FRP400-5400Film/SplashGear
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Paharpur’s Class 400 represents the very best of process cooling solutions in the industry today. This induced-draft counterflow cooling tower is built for large-scale industrial cooling and is available in timber, FRP & PFRP variants. Every day, thousands of Class 400 cooling towers deliver dependable performance to industrial plants over the world.

The Class 400 is a highly versatile cooling tower. Keeping your requirements & restrictions in mind, engineers at Paharpur can prepare a completely customised product that delivers reliable thermal performance.

  • Counterflow Cooling Paharpur ensures reliable counterflow cooling by perfectly balancing the numerous factors that dictate thermal performance – fill sheet-spacing, strength of fill sheets, fan speed, uniform distribution of water etc. Perfect performance comes with perfect balance.
  • Customisation Customisation is the key to high performance and reliability. Your project is unique in its requirement, challenges, geography and scale – all these factors dictate MOC, designs and further customisations are made to balance the cooling system to ensure reliable, long-term performance.
  • Integrated System Design Paharpur’s products are fully integrated systems – customised and balanced according to your requirements, to provide high performance. Without this balance and synchronisation, reliable thermal performance cannot be ensured.
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Only Original Spare Parts deliver high performance:

Paharpur manufactures OEM spare parts for all its products and can ship them quickly to your location. Only Original spare parts will help you preserve the high performance and reliability of your Paharpur cooling tower. You can make a quick request for spare parts at


  • Gas Power Plants

    The world leader has an answer to your most critical cooling requirements, even in the most rigorous conditions.

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  • Nuclear Power Plants

    Crucial hurdles are overcome by innovating existing technology.

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  • Solar Thermal Power Plants

    Couple the power of high cooling efficiency and operating cost to obtain reliable power generation.

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  • Power Plants - Coal

    More than 70% of India’s power plants have a Paharpur cooling tower.

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  • Steel Plants

    Paharpur's builds customised towers to ensure high performance in the high temperature conditions of your plant.

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  • Non-Ferrous Metals- Aluminum

    Drive down operating costs with Paharpur’s industry leading cooling solutions.

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  • Non-Ferrous Metals - Copper

    In high temperature conditions, we provide Fill-less counterflow towers with identical heat rejection capacities as their counterparts.

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  • Non-Ferrous Metals- Zinc

    Our towers are made of High Temperature Resistant Engineering (HTRE) plastic- this makes them especially robust while dealing with very hot water operations for prolonged periods.

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  • General Industries

    Rely on the industry leader to provide you with the ideal solution for you.

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  • Sugar

    The structures and hardware that we supply to the sugar industry in particular are Stainless Steel- to protect against corrosion.

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  • Oil & Gas

    Flame-retardant PVC fills and fibreglass, to keep safety high and risk of damage low.

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  • Chemical & Fertiliser

    Chemical plants require hard-wearing equipment that does not fail under extreme pH conditions.

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  • CLASS 400

  • CLASS 400

    Timber has long been used as a structural member in cooling towers and as fill material when incoming hot water temperature is very high, making PVC unsuitable. File Type: PDF , 20 MB - 12 pages

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100% Paharpur Only original spare parts can deliver precise thermal performance consistently.