Use the online product calculator below to work out the quantity required for your project / job. Please note if you have a small job then the calculator rounds up or down to the nearest bag.

CONCRETE CALCULATOR

Please use 'mm' for ALL values. (i.e., 1m = 1000mm)

Total Volume = 0 m3

Litres Required = 0


Super Easy Mix in a bag (15kg) bags: 0

Easy to Mix (25kg) bags: 0

Easy to Mix (40kg) bags: 0

High Strength (30kg) bags: 0


Easy to Mix Concrete – 25kg Bag

  • The addition of 2 ½ litres of water to a 25kg bag of EASY TO MIX will produce around 11½ litres of concrete, enough for a rectangular slab measuring 1000 x 300 x 40mm or its equivalent

Easy to Mix Concrete – 40kg Bag

  • The addition of 4 litres of water to a 40kg bag of EASY TO MIX will produce around 18½ litres of concrete, enough for a rectangular slab measuring 1000 x 480 x 40mm or its equivalent

Hi-Strength 36 Concrete – 30kg Bag

  • The addition of 2.6 litres of water to a 30kg bag of HI-STRENGTH 36 will produce around 11.5 litres of concrete, enough for a rectangular slab measuring 1000 x 300 x 50mm or its equivalent

Quick to Set Concrete

  • As a guide, for posts up to 1.8m in length, use one 25kg bag.
  • For larger posts use two bags
  • Where higher strengths are required, use Hi Strength Quick to Set concrete

Hi Strength Quick to Set Concrete

  • As a guide, for posts up to 1.8m in length, use one 25kg bag.
  • For larger posts use two bags
  • To be used for any project requiring strengths of up to 36 MPa

Pave Set

  • Contents of one bag will cover 9-10m² at a 3mm gap width
  • Can be used for joints from 3mm to 20mm

20 kg Mortar

  • With addition of water, a 20kg bag of mortar will typically produce 12.5 to 13 litres of fresh mortar

30 kg Mortar

  • With addition of water, a 30kg bag of mortar will typically produce 18 to 19 litres of fresh mortar

20 kg & 40kg Cement


20 kg Supa Coat DIY Plaster Mix

  • With addition of water you will typically produce 12.5 to 13 litres of fresh plaster
  • Coverage is approximately 3m² per 20kg bag at a nominal 4mm thickness


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