Building work | Damp Proofing
Llantwit Major - CF61
Enquiry from: Caroline M
Start Date: Immediate
Not sure? It needs investigating by someone who knows as surveyor had a damp measure that didn't go into wall so couldn't check
Extensions including garage conversions will usually require extra damp proofing to be added during the conversion, as the pre-existing garage typically has a single skin design for walls and floors, which was not built to be in accordance with building regulations for habitable rooms. This damp proofing should be added to walls and floors. Furthermore, the roof of the garage conversion will need water proofing. The damp proofing of the floor of the garage conversion will often be performed by using a damp proof membrane. This membrane is available in either solid or liquid form. The damp proof membrane will be placed down either on top of the existing concrete floor, below the new floor, or as part of both, depending on whether the floor will be a solid or a floating floor. In a few garages, the walls will have already been damp proofed, but this might have to be improved as part of the conversion in order to meet current building regulations. The walls will need to be damp proofed in order to safeguard the brickwork from rotting gradually as moisture sets in. This is done by either employing damp proof membranes, waterproof rendering, or cavity insulation, depending on the type of walls already present in the garage. Damp proofing is an important part of the building regulations that the garage conversion should adhere to, therefore is it important to ensure that your garage conversion employs appropriate 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 Llantwit Major in May 2026
Requests for Damp proofing quotations in Llantwit Major in May 2026. 0% change from April 2026.
Requests for Damp proofing quotations in South Glamorgan in May 2026. 0% change from April 2026.
Llantwit Major is a small seaside town and community in the Vale of Glamorgan, Wales, resting on the Bristol Channel shore. It is one of 4 towns in the Vale of Glamorgan and the third greatest by population (13,366 (2001) after Barry and Penarth. The town's name in Welsh, Llanilltud Fawr, is derived from the name of Saint Illtud, who arrived at the region from Brittany, Gaul. He started the abbey of Illtud and the college attached to it, Cor Tewdws, which would come to be among the most well-regarded Christian colleges of the times. At peak it pulled in over 2000 students, including princes and several noteworthy clergymen, some now revered as saints. The modern town of Llantwit developed swiftly in the 20th century to accommodate Royal Air Force workers from the base constructed at nearby St Athan, however it holds on to its medieval cobbled streets and structures of the 15th and 16th centuries. Collugh Beach is a popular surfing destination and has the remnants of an Iron Age fort and some of the finest examples of Jurassic-period fossils in Wales. The pebble beach and its remarkable clifftops are part of a 14 miles (23 kilometre)-long shoreline safeguarded under the Glamorgan Heritage Coast, which stretches from Gileston in the east to Newton Point beyond Southerndown in the west. Llantwit Major is largely dependent on local retail and revenues from more afield. Most of the residents commute to work elsewhere, particularly Cardiff or Bridgend. During the course of the summer season tourism is crucial to the town which has "The Precinct", Rainbow Plaza and numerous bars and restaurants. Of note are the Old Swan Inn, Old White Hart Inn, The Tudor Tavern, and the 17th century West House Country Hotel Heritage Restaurant. For all your home developments, be sure to identify credible specialists in Llantwit Major to make certain of quality.
Llantwit Major - CF61
Enquiry from: Caroline M
Start Date: Immediate
Not sure? It needs investigating by someone who knows as surveyor had a damp measure that didn't go into wall so couldn't check
Cowbridge - CF71
Enquiry from: Steve J
Start Date: Immediate
I think its rising damp .It is lower part of a wall in the lounge. It presents with small damp patches.We need to speak with you for further details
Llantwit Major - CF61
Enquiry from: Susan H
Start Date: Immediate
damp proofing to exterior kitchen walls and possibly floor are you the property owner: owner of the property how many rooms do you need damp proofing: 1-2 rooms property type: semi detached please ca...
Llantwit Major - CF61
Enquiry from: Byron W
Start Date: Immediate
small areas of damp around patio doors. are you the property owner: owner of the property how many rooms do you need damp proofing: 1-2 rooms property type: detached please call to appoint
Cowbridge - CF71
Enquiry from: Rachel R
Start Date: Immediate
Kitchen mould on exposed stone wall. Home kit suggests not staph mould. Would like expert advice before removing and painting
Barry - CF63
Enquiry from: Matthew J
Start Date: Immediate
experiencing dampness creating mould on one wall within the living room (Perimeter wall), bathroom kitchen/backdoor. I would like a review of the situation and a quote of possible remediation work t...
Barry - CF63
Enquiry from: Nigel P
Start Date: Immediate
downstairs front and back room damp on walls could someone come out and provide a quote for damp repair and plastering please are you the property owner: relative of owner how many rooms do you need d...
Pontypridd - CF37
Enquiry from: Lisa M
Start Date: Immediate
DPC last done 27 years ago and we are selling. the surveyor has advised a new DPC at our cost, this is a three bed Victoria style semi on Llantwit road, Please can you send me a quote
Bridgend - CF32
Enquiry from: Stuart G
Start Date: Immediate
Downstairs outside walls at back have damp. Probably caused by the rendering down to floor level with no gap
Porth - CF39
Enquiry from: Janet L
Start Date: Immediate
Remove remaining render, identify problem,damp proof, re-render and plaster. This is inside of pine end wall.
Bridgend - CF33
Enquiry from: Zbigniew P
Start Date: Immediate
Need damp proofing walls and get rid of the dumpness in a house
Barry - CF63
Enquiry from: Michael R
Start Date: Immediate
Pre-purchase damp report for the property as the home-buyer survey I have received identified 40% moisture in the living room wall and 35% in the hallway. What is your price for this report please?
Pontypridd - CF37
Enquiry from: Ryan J
Start Date: Immediate
The bathroom shows signs of excess damp and mould. It’s an extension and I would like a quote to help me look at remedies to solve it
Barry - CF62
Enquiry from: Emily N
Start Date: Immediate
Condensation and penetrating damp
Bridgend - CF31
Enquiry from: Natasha G
Start Date: Immediate
We want to have Lino put in our kitchen and outhouse but when tapi capo to measure up they said that we need to sort out the damp first so we would like a quote as to what is needed and time frame to ...
Barry - CF62
Enquiry from: Stacey W
Start Date: Immediate
I have had a level 3 RICS survey conducted on a property that I’m looking to purchase. This has raised a couple of queries with regards to damp in the property. I’m looking for a specialist to com...
Pontypridd - CF37
Enquiry from: Frances R
Start Date: Immediate
Possible rising damp but could also be qater leak. Exploration of source of problem, assessment and quote.
Bridgend - CF33
Enquiry from: Susan C
Start Date: Immediate
I would like a free survey and quote to be carried out to identify the cause of damp.
Porth - CF39
Enquiry from: Sophie C
Start Date: Immediate
I have various points of damp in my house I think it may be penetrative damp but would like a quote if possible please.
Barry - CF62
Enquiry from: Kirby R
Start Date: Immediate
Investigation into damp on outside wall and kitchen ceiling with possible treatment.
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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.
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.
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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