Calculation options

 

Here are 3 example options.

 

Coverage per 1 square metre 50mm depth (1.4m FFH)
     
20mm TOP 17 kg Bright EPDM to 5kg resin (20%) £34 approx
30mm BASE 21 kg SBR to 3 kg resin (12%) £13 approx
Total   £47

 

Coverage per 1 square metre 50mm depth (1.4m FFH)
     
15mm TOP 12 kg Bright EPDM to 5kg resin (20%) £25 approx
35mm BASE 25 kg SBR to 3 kg resin (12%) £15 approx
Total   £40
* 15mm top should only be attempted by a skilled and practised installer
Heavily used area could wear to the base crumb after a number of years.

 

Coverage per 1 square metre 60mm depth (1.4m FFH)
     
20mm TOP 17 kg Bright EPDM to 5kg resin (20%) £34 approx
40mm BASE 28kg SBR to 3 kg resin (12%) £17 approx
Total   £51