Extensions such as garage conversions will usually require supplementary damp proofing to be installed through the conversion, as the existing garage routinely has a single skin design for walls and floors, which was not designed to be in accordance with building regulations for habitable rooms. This damp proofing will have to be put into walls and floors. Furthermore, the roofing of the garage conversion will require water proofing. The damp proofing of the floor of the garage conversion will in most cases be achieved by using a damp proof membrane. This membrane can come in either solid or liquid form. The damp proof membrane will be put down either on top of the pre-existing concrete floor, below the new floor, or as part of both, depending on if the floor will be a solid or a floating floor. In a few garages, the walls have already been damp proofed, but this might have to be updated as part of the conversion in order to comply with current building regulations. The walls should be damp proofed in order to safeguard the brickwork from rotting gradually as moisture sets in. This can be done by either using damp proof membranes, waterproof rendering, or cavity insulation, depending on the type of walls that are already present in the garage. Damp proofing is an integral part of the building regulations that the garage conversion should adhere to, therefore is it important to make sure that your garage conversion incorporates suitable damp proofing methods.
The average cost of Damp proofing is £1500. Costs vary based upon the materials and the organisation selected. The upper price range can be as high as £1725. The material costs are in general about £375
| Avg. price low | Avg. price low |
|---|---|
| Avg. price | Avg. price |
| Avg. price high | Avg. price high |
£1900
£1425
£950
£475
£0
| Labour cost | £1,050 | |
| Material cost | £375 | |
| Waste removal | £75 |
Requests for quotations in Attleborough in June 2026
Requests for Damp proofing quotations in Attleborough in June 2026. 0% change from May 2026.
Requests for Damp proofing quotations in Norfolk in June 2026. 0% change from May 2026.
Attleborough is a market town and civil parish between Norwich and Thetford within Norfolk, England. The parish is in the district of Breckland and has an area of 21.9 square kilometres (8.5 square miles). Attleborough is inside the Mid-Norfolk constituency of the UK Parliament. Attleborough railway station provides a main line rail service to both Norwich and Cambridge. The 2001 Census recorded the town as having a permanent resident population of 9702 distributed between 4185 households. It increased to a population of 10482 in 4481 households by the 2011 Census. The very first turnpike road in England is reputed to have been created here at the end of the 17th century. The 1920s saw continuing growth as a market centre, held on a Thursday, the stalls spread along the pavements of Church Street and in an open area by the Angel Hotel opposite the Griffin Inn. It was the turkey sales which made the town a thriving market centre in the 1930s, and thousands were sold every year on Michaelmas Day. Nearby employment still predominantly revolved around the Gaymer's cider works, established in the late 19th century. Much of the town's development occurred in the 1960s. The overspill programme and new town improvement brought new households into south Norfolk. Attleborough had to make decisions for the future and new development zones were designated. The first estate programme started with the establishment of the council-owned Cyprus Estate which has since been added to by different private housing schemes, such as Fairfields and Ollands constructed mainly during the 1970s as well as a large estate on the south side of the town in the 1990s. For all of your house upgrades, be certain that you use vetted professionals in Attleborough to make sure that you get the very best quality service.
Attleborough - NR17
Enquiry from: Paul W
Start Date: Immediate
bungalow. Aware of condensation issues but concerned with " tide mark" evidence along full length of rear wall and corners. Some areas leading to damp carpet edges and "white mould" .
Attleborough - NR17
Enquiry from: Mandy T
Start Date: Immediate
one wall previously an outside wall has 'salting' issue approx 75cm x 75cm. i have had one quote from another company , seeking an alternative are you the property owner: tenant (with permission) prop...
Dereham - NR20
Enquiry from: Justyna D
Start Date: Immediate
i have a home survey level 2 done. report is stating high level of damp inside walls across the ground level floor both on external and internal walls. second issue is there is no dpc inside the walls...
Norwich - NR8
Enquiry from: David J
Start Date: Immediate
I have just moved house and all I need to do at the moment is ventilate my basement. Can you help with that or recommend someone who can?
Diss, Eye - IP21
Enquiry from: DAVID W
Start Date: Immediate
a survey required as we are not sure what the problem is.
Dereham - NR20
Enquiry from: Sandra A
Start Date: Immediate
Damp in kitchen rising from bottom of one wall to half way up
Wymondham - NR18
Enquiry from: Reginald W
Start Date: Immediate
One bedroom single storey property in Wymondham, in need of an injected DPC and whatever re-plastering is necessary, along with ancillary works
Dereham - NR19
Enquiry from: Audrey P
Start Date: Immediate
After carrying out a home buyers survey, it has highlighted some issues with damp and roof repairs which are needed. Are you able to provide a free quote?
Dereham - NR20
Enquiry from: Chris L
Start Date: Immediate
Damp on outer wall, penetrating through to upstairs bedroom and downstairs lounge
Thetford - IP24
Enquiry from: Victoria O
Start Date: Immediate
damp proofing the 3 walls outside and insulating walls in rooms inside. i live in a house are you the property owner: owner of the property property type: semi detached how many rooms do you need damp...
Thetford - IP25
Enquiry from: Scott H
Start Date: Immediate
I'm looking for a quotation for a full Damp and Timber Survey (damp proofing was the only option on the contact form) for a property I'm looking to purchase. The property is a 1-bed ground floor flat ...
Diss, Eye - IP21
Enquiry from: Roger C
Start Date: Immediate
An internal wall has a damp issue that needs looking at. It is an old house and the wall probably has no damp course I was wondering if it might be possible to inject a damp course into the wall and r...
Thetford - IP24
Enquiry from: Andy S
Start Date: Immediate
Water ingress at the front of the shop, damp on internal wall, lifting of flooring
Dereham - NR19
Enquiry from: Julie M
Start Date: Immediate
Church annex has damp in the stairway which we suspect is due to the neighbour's roof. Also a patch on the ceiling in the annex lounge which cannot be accounted for.
Norwich - NR5
Enquiry from: Prudence T
Start Date: Immediate
mold coming from ceiling wanting to know cause and repair cost if possible before the 30th please are you the property owner: tenant (with permission) how many rooms do you need damp proofing: 1-2 roo...
Dereham - NR20
Enquiry from: Laura W
Start Date: Immediate
Hello, we are purchasing this property and the survey has flagged there is damp. Please can we book a specialist damp survey Thank you Laura
Wymondham - NR18
Enquiry from: Sarah H
Start Date: Immediate
survey found damp above utility room door
Dereham - NR19
Enquiry from: Osman C
Start Date: Immediate
Damp report is needed for mortgage purposes
Dereham - NR19
Enquiry from: Jennie S
Start Date: Immediate
I have damp and mould around the bottom of the external walls in 2 rooms. I would like the source investigated and a quote for any work necessary. Thanks Jennie
Wymondham - NR18
Enquiry from: Elizabeth M
Start Date: Immediate
We've been recommended to get an inspection done by a damp specialist on a property we are buying. There is high moisture content in the main walls along with creaking/movement in the floorboards. The...
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There are a few visible signs of damp, although it often goes undetected. However, in older or empty properties, this made become detectable through its smell. These include peeling paint and wallpaper, crumbling plaster, mould growth, black spots or spores on walls and ceilings, and rotting skirting boards and flooring.
You should make sure that all signs of damp have gone before you redecorate your walls. If you want to paint your walls with a water-permeable emulsion paint, you can usually do this after 1 or 2 months. For other types of decoration you should wait longer.
Damp is a serious problem, particularly if you live in an old property, because it can lead to structural damage. This will cost you big money and could be very dangerous, to yourself and the property. Take damp seriously and get it inspected and resolved as soon as you discover it!
Signs of rising damp tend to be close to the ground, usually no higher than a metre. It usually works its way up walls in horizontal lines. Penetrating damp usually develops in patches and can often be much higher up. For more advice, speak to a damp proofing professional.
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