Cost Comparison

Costs and savings are those incurred using a 100mm, 7N dense concrete backing block, which is not required when SureCav is used.

The Costs are based on a 200 square metre wall dwelling which is the estimated square meterage of a four bedroom house.

The cost of SureCav for this area is priced at £19.90 m2 or £10.75 per sheet (plus installation by purchaser at £3.00 m2) giving a total of £4,580.00 

Description Rate Per Cost
Material Cost      
Concrete Block £8.18 psm* £1,636.00
DPC Linear Metres £1.50 plm* £60.00
Mortar £3.00 psm* £600.00
Spoil Excavation and Haulage £30.00 cm* £120.00
Additional Concrete in Foundations £100.00 cm* £400.00
Lintels over doors and windows in backing block skin along with additional wall ties At least   £600.00
Labour Cost      
Bricklayers and Labourer (estimated) £15.00 psm* £3,000.00
Additional Costs      
2 weeks extra financing on contract Estimated   £350.00
2 weeks additional scaffold hire £100.00 pw* £200.00

Total Estimated Cost of Using Concrete Backing Blocks




£6,996.00
       
Comparison Results of SureCav v 100mm Concrete Blocks (per square metre)      
Estimated Cost of Using Concrete Backing Blocks      £34.83

SureCav @ £19.90 per square metre (plus estimated purchaser's installation costs of £3.00 m2)



£22.90
By choosing SureCav you could be saving the difference of  approx. £12 per square metre which, for 200m2 would be £2,400.00 Also, don't forget that the time saved using SureCav results in a faster build, estimated to be 10 working days on an average four bedroom house.

*psm - per square metre

*plm - per linear metre

*pw - per week

*cm - per cubic metre - 100mm x 40 m i.e. 4 cubic metre