Can you slab up to damp course?
As long as there is a reasonable distance between the top of the patio and the damp course ie one course of brick you will be fine, even more so if you leave a ‘gravel margin’ as you mentioned.
How much does rising damp treatment cost UK?
But, if it’s rising damp you can expect to pay from £400 up to £15,000, depending on the severity….How much does rising damp treatment cost?
| Property type | Single wall | Whole house |
|---|---|---|
| Terrace house | £250 | £300 |
| Semi-detached | £250 to £300 | £600 |
| Detached | £500 minimum | £1500 |
How much does rising damp cost?
The cost of fixing rising damp can be anywhere from £200 to £5000 depending on the scale of the problem. You must treat rising damp sooner rather than later….Labour Costs and Timescales.
| Treatment | Duration | Average cost |
|---|---|---|
| Plastic DPC – whole house | 1.5 days | £900 |
| Installing damp proof membrane on one wall | 2 days | £600 |
How far should you be from a damp course?
150mm
Ensure the lean mix cavity fill material is at least 225mm below the lowest DPC . Ensure the dpc is a minimum 150mm above external ground level.
Can I raise my patio above damp course?
Taking the patio above the dpc will put the building at risk. If one is to raise the ground level to above the original DPM, one is affectionately bridging the system to prevent rising dampness and in this case , lateral penetration of water .
Can you deck above damp course?
The damp proof course (dpc) of a dwelling should never be compromised or bridged which is why you often see advice to install decks well below dpc level particularly where DIY installation is involved. However, many people have successfully installed decks above the DPC, for example to be level with patio/French doors.
Does building insurance cover rising damp?
Does home insurance cover rising damp? In most cases, it won’t. Buildings insurance policies don’t pay out for problems that are seen as the result of gradual deterioration, which is what insurers consider rising damp to be.
Is rising damp fixable?
The most effective and economical way to treat rising damp is with a damp proofing injection cream. You can choose between complete kits or individual cartridges of cream from leading brands such as Kiesol C and Aida. The cream is injected or hand-pumped into specially-positioned holes in the mortar course.
Can a patio be above damp course?
Can patio be same level as house?
You have to ensure you have the correct vertical DPM installed and drainage. Plus you will need to ensure the patio slopes away from the house.
Can I build a patio above the damp course?
How much does a damp course cost?
It uses a scientific method to reverse the polarity of the capillarity, keeping the rising water below the level of the new damp course. On average, damp course costs are around £800 for a medium-sized property.
How do you find a damp course on a wall?
Find your DPC by looking at your external walls. The damp course should sit 6 inches up from ground level. It will look like a think black line that runs horizontally across your walls. Who should install a damp course?
What is a rising damp course?
Rising damp can also occur if the outside ground level is higher than an existing damp proof course. This is known as bridging. The cost of damp course injection will depend on a variety of factors.
What happens after a damp proof course?
After the damp proof injection, the internal walls will need re-plastering. Ensure the walls have time to completely dry out before applying new plaster. Most damp proof course injections are carried out because rising damp is found in a property. Typically, there is visible damp and tide marks on the walls.