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Costs and savings are those incurred using a 100mm, 7N dense concrete backing block, which is not required when SureCav25 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 SureCav25 for this area (200m2) is priced at £10.80 per sheet (371 sheets SureCav), giving a total of £4,006.80
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 |
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|
£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 | |
SureCav25 Cavity Spacer System | (£4,006.80/200) | £20.03 | |
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SureCav25 savings (m2) |
£21.62 |
By choosing SureCav25 you could be saving over half the cost of building with a block support wall and still have room for additional insualtion to help lower U-Values and gain up to 7.5% extra floor space. That's a difference of £21.62 per square metre which, for 200m2 wall area, would be £4,324.00.
Also, don't forget that the time saved using SureCav25 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