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 (200m2) is priced at £11.30 per sheet (371 sheets SureCav), giving a total of £4,192.30
| Description | Rate | Per | Cost |
|---|---|---|---|
| Material Cost | |||
| Concrete Block | £10.00 | psm* | £2,000.00 |
| DPC Linear Metres | £1.50 | plm* | £60.00 |
| Mortar | £5.00 | psm* | £1000.00 |
| 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) | £18.00 | psm* | £3,600.00 |
| 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 |
|
|
£8,330.00 |
| Comparison Results of SureCav v 100mm Concrete Blocks (per square metre) | |||
| Estimated Cost of Using Backing Blocks | (£8,330.00/200) | £41.65 | |
| SureCav Cavity Spacer System | (£4,192.30/200) | £20.96 | |
|
|
|
SureCav savings (per m2) |
£20.69 |
By choosing SureCav you could be saving up to half the cost of building with a block support wall. That's a difference of £20.69 per square metre which, for 200m2 wall area would be £4,138.00
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.
Costs quoted exclusive of VAT
*psm - per square metre
*plm - per linear metre
*pw - per week
*cm - per cubic metre - 100mm x 40 m i.e. 4 cubic metre
