4 Gallon / 18 Litre Insulated Expansion Polytank

4 Gallon / 18 Litre Insulated Expansion Polytank

Product Code: Polyred

- +
  • Buy 2 for £67.79 each plus Vat, save 2%
  • Buy 10 for £65.71 each plus Vat, save 5%
Exc. Vat £69.17 £83.00 Inc. Vat

Shipping from £17.50 (£21.00 inc Vat)

(Certain postcodes in Wales, Scotland, Highlands and Islands may cost more,
CLICK HERE for details)

Product Details

POLYTANKRED is unique and saves plumbers and installers valuable time. 

POLYTANKRED comes to the plumber or installer complete and is the perfect product to work alongside a domestic boiler. POLYTANKRED is the only approved insulated fully assembled primary feed and expansion cistern on the market today.
This insulation is a high density specialist fibreglass. When tested in accordance with BS4213: 2004 gives improved figures of heat retention over all other methods of insulation. Fully Assembled and Insulated Primary Expansion Polytank.
All required components are fitted in POLYTANKRED so there is no requirement to assemble.

The installer has no need to drill and to clear up the mess made by drilling. There is no measuring required and overall the POLYTANKRED can be installed in virtually no time.



Product Attachments

View FilePolytank Red Fitting Guide    Size: (910.04 KB)

Instructions on how to fit your Polytank Red

Shipping Estimate

Estimate Shipping

To use the shipping estimator please select the * Required Fields (if applicable) shown on product above, then enter the quantity required (below) to obtain a carriage estimate.


Please call us for delivery to postcodes in Wales, Scotland, Highlands and Islands.


Items you may also be interested in


Product Code: Polyred
Height (mm): 350
Length (mm): 540
Width (mm): 320
Capacity (Litres): 18
Capacity (Gallons): 4
Colour: Red
Shape: Rectangle
Material: MDPE
WRAS Approved: Yes
Potable: Potable
SKU: Polyred

Capacity: 18 Litres / 4 Gallons
(minimum to waterline)
Length: 540mm / 21"
Width: 320mm / 13"
Height: 350mm / 14"
Please note: Tank sizes quoted are subject to a +/- 3% variation

This site uses cookies. By continuing to browse this site you are agreeing to our use of cookies. Find out more here.