Space-Saving Water Storage with Slimline Tanks
Maximize storage in limited spaces with our Slimline Tanks at Pro-Line Direct. Designed for compact areas, these tanks provide efficient water storage without compromising on capacity. Ideal for residential properties, gardens, and commercial sites, our slimline tanks offer durable and reliable solutions that fit where traditional tanks can’t. Explore our range to find the perfect tank for your space-saving needs.
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200 Litre Slimline Tank with Lid
£217.50Availability: in stock
Capacity: 200 Litres
Size: L: 920 mm x D: 325 mm x H: 800 mm
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400 Litre Baffled Flat Water Tank
£219.60Availability: in stock
400 Litre Baffled Flat Water Tank
The 400 Litre Baffled Flat Water Tank is a compact and transport-friendly solution for storing and moving water in vans, pickups and mobile service vehicles. Designed with internal baffles to improve stability during transit, this tank is ideal for window cleaners, car valeters and mobile trade professionals - Add to basket
400 Litre Baffled Upright Water Tank
£218.40Availability: in stock
400 Litre Baffled Upright Water Tank
The 400 Litre Baffled Upright Water Tank is a compact and highly stable solution for transporting and storing water in vans, pickups and mobile service vehicles. Designed with internal baffles to reduce movement during transit, it is ideal for window cleaners, car valeters and catering applications. - Add to basket
400 Litre Baffled Horizontal Water Tank
£223.50Availability: in stock
400 Litre Baffled Horizontal Water Tank
400 Litre Baffled Horizontal Water Tank is moulded from medium density polyethene. These rectangular tanks are ideal for mobile caterers, window cleaners and applications requiring a water tank.[wpced] [pi_shipping_calculator] - Select options
400 Litre Slimline Tank with Lid
£279.00Availability: in stock
400 Litre Slimline Tank with Lid
A compact 400 Litre Slimline Tank with Lid designed for reliable non-potable water storage in tight spaces. Slim footprint, durable construction and easy system integration for gardens, homes and light commercial sites.
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500 Litre Baffled Flat Water Tank
£259.50Availability: in stock
500 Litre Baffled Flat Water Tank is made from WRAS approve polymer with an insulation jacket engineered to prevent condensation and effectively reduce thermal and energy loss.[wpced] [pi_shipping_calculator] - Add to basket
500 Litre Baffled Upright Water Tank
£259.50Availability: in stock
500 Litre Baffled Upright Water Tank is made from WRAS approve polymer with an insulation jacket engineered to prevent condensation and effectively reduce thermal and energy loss.[wpced] [pi_shipping_calculator] - Add to basket
500 Litre Rectangular Slimline Tank
£259.50Availability: in stock
500 Litre Rectangular Slimline Tank Specification
- Supplied as standard with a 1.5” Outlet 177915 (other options available)
- Lid: 455 mm
- Dimensions (mm): 900 L x 615 W x 1200 H
- Colour: Available in black, boat blue, dark green or natural colour
- 100% rust proof
- UK manufactured
- 10 Year guarantee
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500 Litre Baffled Horizontal Water Tank
£259.50Availability: in stock
500 Litre Baffled Horizontal Water Tank is made from WRAS approve polymer with an insulation jacket engineered to prevent condensation and effectively reduce thermal and energy loss.[wpced] [pi_shipping_calculator] - Add to basket
500 Litre Slimline Tank with Lid
£306.00Availability: in stock
500 Litre Slimline Tank with Lid
Capacity: 500 Litres
Size: D: 460 mm x H: 1010 mm x L: 1250 mm
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800 Litre Baffled Flat Water Tank
£318.00Availability: in stock
800 Litre Baffled Flat Water Tank is moulded from medium density polyethene. These rectangular tanks are ideal for mobile caterers, window cleaners and applications requiring a water tank. [wpced] [pi_shipping_calculator] - Add to basket
800 Litre Baffled Upright Water Tank
£318.00Availability: in stock
800 Litre Baffled Upright Water Tank is moulded from medium density polyethene. These rectangular tanks are ideal for mobile caterers, window cleaners and applications requiring a water tank.[pi_shipping_calculator] - Add to basket
800 Litre Baffled Horizontal Water Tank
£318.00Availability: in stock
800 Litre Baffled Horizontal Water Tank is moulded from medium density polyethene. These rectangular tanks are ideal for mobile caterers, window cleaners and applications requiring a water tank.[wpced] [pi_shipping_calculator] - Add to basket
1000 Litre Baffled Flat Water Tank
£360.00Availability: in stock
1000 Litre Baffled Flat Water Tank
The 1000 Litre Baffled Flat Water Tank is a reliable and transport-friendly solution for safely storing and moving water in mobile applications. Designed with internal baffles to improve stability during transit, it is ideal for window cleaners, car valeters and catering vehicles operating on the move. - Add to basket
1000 Litre Baffled Horizontal Water Tank
£363.00Availability: in stock
1000 Litre Baffled Horizontal Water Tank is moulded from medium density polyethene. These rectangular tanks are ideal for mobile caterers, window cleaners and applications requiring a water tank. [wpced] [pi_shipping_calculator] - Add to basket
1000 Litre Rectangular Slimline Tank – 2 Lids
£354.00Availability: in stock
1000 Litre Rectangular Slimline Tank - 2 Lids Features
- Dimensions (mm) L 1350 x W 760 x H 1300
- Lid: 2 x 455mm – designed so inlets/outlets can be fitted at either end of the tank for WRAS installations.
- WRAS approved polymer, black or boat blue colour options only, supplied with a Bye-law 30 kit (Bye-law 60 in Scotland)
- Supplied as standard with a 1.5” Outlet
- 100% rust proof
- UK manufactured – 10 year guarantee
- Select options
1000 Litre Baffled Upright Water Tank
£358.20Availability: in stock
1000 Litre Baffled Upright Water Tank
The 1000 Litre Baffled Upright Water Tank is a space-saving and highly stable solution for transporting and storing water in mobile or static applications. Designed with internal baffles to reduce liquid movement during transit, this tank is ideal for vans, pickups and trailers used by window cleaners, mobile valeters and catering units. - Add to basket
1000 Litre Rectangular Slimline Water Tank
£338.40Availability: in stock
1000 Litre Rectangular Slimline Water Tank
The 1000 Litre Rectangular Slimline Water Tank is a compact and practical solution for storing non-potable water across commercial, agricultural and industrial applications. Its space-saving design makes it ideal for rainwater storage, irrigation systems and process water installations where mains supply is not required.




























