Damp Proofing in Newport

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Damp Proofing in Newport

Extensions such as garage conversions will usually require extra damp proofing to be added through the conversion, as the pre-existing garage typically has a single skin design for walls and floors, which was not manufactured to be in accordance with building regulations for habitable rooms. This damp proofing should be added to walls and floors. Moreover, the roofing of the garage conversion will need water proofing. The damp proofing for the floor of the garage conversion will most likely be achieved by by using a damp proof membrane. This membrane will come in either solid or liquid form. The damp proof membrane will be put 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 have been damp proofed, but this may need to be improved as part of the conversion to be able to adhere to current building regulations. The walls will need to be damp proofed in order to protect the brickwork from rotting gradually as moisture sets in. This is performed by either applying 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 important part of the building regulations that the garage conversion will need to comply with, therefore is it vital to ensure that your garage conversion employs suitable damp proofing methods.

Average Damp proofing cost in Newport

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

Average price per Damp proofing job in 2026

Avg. price low

Avg. price low
£1,125

Avg. price

Avg. price
£1,500

Avg. price high

Avg. price high
£1,725

£1900

£1425

£950

£475

£0

Prices based on actual Damp proofing costs for Newport, as reported by local LeadsDoWork members.

Damp proofing installation cost in Newport 2026

Labour cost £1,050
Material cost £375
Waste removal £75
Time frame: 3-5 days
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Newport

Newport is a city and also unitary authority location in south east Wales, on the River Usk near to its confluence with the Severn Estuary, 12 miles (19 km) northeast of Cardiff. At the 2011 census, it was the 3rd biggest city in Wales, with a population of 145,700. The city develops part of the Cardiff-Newport city, with a population of 1,097. Newport has been a port since middle ages times, when the initial Newport Castle was built by the Normans. The town grew out of the earlier Roman community of Caerleon, quickly upstream, and also gained its very first charter in 1314. It expanded dramatically in the 19th century, when its port came to be the focus of coal exports from the eastern South Wales Valleys. Till the increase of Cardiff from the 1850s, Newport was Wales' biggest coal-exporting port. Newport was the site of the last large-scale armed insurrection in Britain, the Newport Rising of 1839 led by the Chartists. This was led by the Chartist John Frost which led to the re-branding of the Duffryn High School into John Frost School. In the 20th century, the anchors declined in importance, however Newport stayed an essential production as well as design centre. It was given city standing in 2002. Newport organized the Ryder Cup in 2010 as well as was the location for the 2014 NATO summit.

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Similar Customer Enquiries for Damp proofing in and around Newport

17 Jun

Damp proofing

Newport - NP19

Enquiry from: Nigel W

Start Date: Immediate

Damp in hallway and corner of living room

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01 Jun

Damp proofing

Newport - NP10

Enquiry from: Leonard C

Start Date: Immediate

Identify and provide solutions to resolve damp issues

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14 May

Damp proofing

New Tredegar - NP24

Enquiry from: Laura C

Start Date: Immediate

Tenant has some damp areas in house so need a quote/survey

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10 Apr

Damp proofing

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 tha

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21 Nov

Damp proofing

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

Property: terrace

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13 Nov

Damp proofing

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 (address removed) Please can you send me a quote

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04 Nov

Damp proofing

Penarth, Dinas Powys - CF64

Enquiry from: William G

Start Date: Immediate

Damp coming in via front ground floor room

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08 Sep

Damp proofing

Newport - NP11

Enquiry from: Mark W

Start Date: Immediate

I need a property I’m interested in buying surveyed for damp, the property is a few hundred years old with flag stones, I’m aware the floor will need doing and possibly tanking of the entire groun

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31 Jul

Damp proofing

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?

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30 Jul

Damp proofing

Newport - NP20

Enquiry from: Darlene R

Start Date: Immediate

I don't live here at mo

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25 Jul

Damp proofing

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

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22 Jul

Damp proofing

Caerphilly - CF83

Enquiry from: Natalie A

Start Date: Immediate

I have what looks like rising damp in my living room

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06 Jul

Damp proofing

Cardiff - CF14

Enquiry from: Sandra D

Start Date: Immediate

Advice for damp patch in hall

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22 Apr

Damp proofing

Newport - NP11

Enquiry from: Aneta M

Start Date: Immediate

Diagnosing damp problem , cost for treatment

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14 Feb

Damp proofing

Caerphilly - CF83

Enquiry from: Andrew B

Start Date: Immediate

Damp proofing Lead Damp proofing Lead Damp proofing Lead Damp proofing Lead Damp proofing Lead

Lower front living room wall touching some of the side wall; i am not sure whether it is mould or damp. but the wall is cold, so i think it might be damp due to lacking good ventilation

Property: terrace

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12 Feb

Damp proofing

Cardiff - CF14

Enquiry from: Rohaan S

Start Date: Immediate

Discovered a few patches of damp, I would like a free quote so I know how much it will cost to repair

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17 Jan

Damp proofing

Blackwood - NP12

Enquiry from: Adrian M

Start Date: Immediate

I have a lot of damp inside the house on the front and pine end

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07 Jan

Damp proofing

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

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29 Nov

Damp proofing

Penarth, Dinas Powys - CF64

Enquiry from: Nia M

Start Date: Immediate

Damp course on two walls downstairs

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FAQs

How can I tell if my property has damp?

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.

How can I tell what type of damp I’ve got?

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.

Why is it important to fix a damp problem?

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!

How quickly can I redecorate my walls after damp proofing has been installed?

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.

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Newport Damp proofing pros are rated 4.9 out of 5 on average: 2 rated pros, 2 reviews, of 7 pros covering the area.
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