How much underlay do I need?

You can use this page to help determine how much underlay you need to purchase.

All you need to do is fill this simple form in, using the guidelines below, and we will do the rest.

  • Fill in the boxes labelled ‘Length’ and ‘Width’ for each room or area required.
  • Only use numbers.
  • Enter all figures in Metres, like the example below – (There are 15 sq meters on a roll.)
  • Calculate as many rooms as you like.
  • When estimating for stairs, a rough guide is that 12 stairs requires 3m by 0.90m.
  • Do not touch boxes that are shaded
  • Click the Calculate button when you are ready.

If you have any problems using this page, please send us an email

Length (m) Width (m) =Sq.Mtrs
Enter in metres, e.g.

Room 1
Room 2
Room 3
Room 4
Room 5
Room 6
Room 7
Room 8

Total square meters :
(these figures are rounded to two decimal places)
Heavy duty Cloud 9 underlays.

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