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Kent · London and the South East

Roof leak investigation in Wilmington, Kent

Tracing where water is getting into your roof for Wilmington, from an experienced roof surveyor. You get a clear written report with photographs.

  • Staining around the chimney inside
  • Damp underlay across a wide area
  • Staining where a gutter or parapet meets the wall

Roof leak investigations for Wilmington homes and businesses

Roof leak investigation in Wilmington: what you get

Leaks tend to begin where one part of a roof meets another. Flashings at chimneys and walls, valleys, gutters, parapets and flat roof upstands and outlets are the usual suspects. Each of these is checked in turn and we follow where the evidence leads. Every chimney, dormer and roof light adds more joints to check. Each one is checked from wherever it is safe to see it. We survey valleys and parapet gutters, the roof space and chimney stacks, and people most often book us about a leak that comes and goes with the weather and leaks below a flat extension roof.

Roofs in small places like Wilmington often stand in the open, so storms hit ridges, verges and chimneys hard. Damp in old stone, brick or timber walls is slow to dry out, so it pays to find the cause quickly. A record with photos is useful if you need to show the damage to anyone else.

What you get is a clear record of the leaking roof on the day we saw it. That makes it useful now and a handy reference later, for instance when you want to check whether anything has changed.

Where
Wilmington (DA2, DA5, DA1)
Wider area
Kent
Prices
From £150 inc. VAT
Reports
Written, with photos, emailed to you
Appointments
Weekdays, Saturdays and Sundays
Insurance
Professional indemnity and public liability
Telephone
07833 053749
Last updated
27 October 2026
Illustration of a roof leak being traced with a magnifying glass inside a loft

Wind, rain and roofs in Wilmington

Older houses across Kent often have handmade clay or peg tiles, and many have tile-hung walls. You will also find oast houses and timber-framed Wealden hall houses among the county’s older buildings. Each of these roof types has its own typical places for water to get in. Hall Place and Gardens, about 1.7 miles north-west, is one of the historic houses in the wider area around Wilmington. If yours is one of the older homes, expect a mix of original materials and later repairs on the roof, and the council can say whether a home is in a conservation area.

Homes near green spaces such as Dartford Heath can get more leaves in their gutters in autumn, and an overflowing gutter soon means a wet wall. For an older house near a landmark such as St Barnabas, leaks on older roofs frequently start at lead flashings, valleys or around old chimney stacks.

Wilmington is about 2 miles south-west of Dartford, in Kent. Whether the building in Wilmington is a house, a flat or a commercial unit, we can survey the roof. Wilmington is one of the places in Kent we cover for roof leak investigations. For surveys nearby, see our London page.

All of DA2, DA5 and DA1 is within our area for roof leak investigations. If you need a roof leak investigation at a property on Common Lane, Parsons Lane and Oakfield Lane or anywhere close by, we can survey it. You’ll find Wilmington on the A2, which makes it straightforward to reach. We also cover Bowmans (1 mile north), Joyden's Wood (1 mile west), Puddledock (1 mile south-west), Coldblow (1 mile north-west) and Crayford (1 mile north). We also work in nearby towns such as Sevenoaks (10 miles south), Gravesend (8 miles east), Northfleet (7 miles east), Kings Hill (14 miles south-east), Swanscombe (5 miles east) and Windmill Hill (8 miles east).

Around Wilmington

We work in homes and buildings around Dartford Heath, The Plough pub and Wilmington Primary School. The closest station to Wilmington is Crayford station, about 1.3 miles north of the centre. Other landmarks nearby include Stone Castle (4 miles east) and West Hill Hospital (1.4 miles north-east). Not far away are Wansunt Pit.

Map of Wilmington © OpenStreetMap contributors

What this survey can’t tell you

To be straight with you, a roof survey has limits:

  • What’s under the covering or behind the plaster
  • The repair itself (the investigation finds and reports the cause)
  • An intermittent leak that shows no trace on the day

Not sure which survey suits your roof? You can ring 07833 053749 or send us an email and we will tell you before booking. The full list of what we check.

What we look at

  • Slate and tile slopes
  • Flat roof details
  • Rooflights and dormers
  • Chimney stacks
  • Lead flashings
  • Valleys and parapet gutters
  • The roof space

Practical tips

Most of what helps is simple and safe from the ground. A few suggestions:

  • Do not climb onto the roof to look
  • Note the weather when the leak shows
  • Keep water away from lights and sockets
  • Check whether pipes or tanks run near the stain

Where we find more than one possible route, we say which is most likely and why. Recommendations are prioritised by urgency where relevant, so you know what to deal with first.

Plan a roof survey every few years. Flashings, valleys and flat roof details are frequent weak points, and wear is easier to deal with before water gets in.

What happens on the day

Where it’s relevant and can be reached safely, the roof space is checked as well as the outside. In the loft, the signs we look for are staining, damp, daylight and sagging, as far as the space allows. The whole visit typically takes about one to two hours on an ordinary house, and about three to four hours for a commercial roof. Older rural homes like those around Wilmington can have a main roof, lower lean-to roofs and outbuildings all joined together. Each part is looked at from wherever it can be seen safely, and anything we cannot see is noted.

  1. You get in touch with details of the leak and any photos.
  2. The visit starts indoors, at the stain and in the loft.
  3. Likely entry points outside are checked, from flashings and valleys to gutters and outlets.
  4. Where it helps, we take moisture readings and use thermal imaging.
  5. Your report sets out where the water is most likely getting in, with photos and recommendations.

Getting ready for the survey

  • Show us where any leaks or stains appear
  • Jot down any questions you want answered
  • Check pets are kept safely away

Book a survey

If you have photos of the roof, send them over. Pictures from the ground or a window are fine; never climb up to get a better view. To send them or to book, call 07833 053749 or use the contact form.

Book your survey

Advice

Do you need a roof leak investigation in Wilmington?

Flat roofs fail with age and wear. Felt frequently lasts around 15 to 20 years, and as it ages it splits, blisters and opens at the laps. Upstands and outlets are common weak points.

Look out for signs like these:

  • Staining where a gutter or parapet meets the wall
  • Damp ceilings under a flat roof
  • Staining around the chimney inside
  • Drips from nail tips in a cold loft

Anyone responsible for a site like Wilmington Grammar School for Girls will know that tracing a leak on a big roof starts with where the water appears and works back.

Choosing a roof surveyor

  • Their track record with similar roofs
  • Is there a chance to talk the report through?
  • How they plan to inspect the roof safely
  • How soon the report will arrive

What to expect from a roof survey

Landlord and commercial surveys in Wilmington

Businesses and commercial landlords can book us too, including offices, shops and units. Bigger roofs take more time, and they’re priced for the size.

Managing agents and residents’ management companies use roof surveys to plan maintenance. The report sets out what needs attention now and what can wait.

FAQs for Wilmington

Do you cover Wilmington?

We do. The survey and report are the same in Wilmington as anywhere else, and visits run on weekdays and weekends.

Is my home in Wilmington listed or in a conservation area?

Historic England’s list shows listed buildings, and the local council can tell you about conservation areas. If a home is listed, changes that affect its special interest need listed building consent, and in a conservation area re-roofing in different materials may need permission.

How do I arrange a roof leak investigation in Wilmington?

Simply call 07833 053749 or drop us an email with the address. We will ask a few questions, confirm the price and agree a date, weekday or weekend.

Can you tell me if my roof has asbestos?

No. We can flag materials that might contain asbestos, but only a specialist asbestos surveyor can confirm it. It may be present in buildings built or refurbished before 2000.

Is this a RICS survey?

No. This is a survey of the roof only, so it is not a RICS Level 2 or Level 3 survey. It can sit alongside a RICS survey if you want both.

What will the report tell me?

It works through the roof part by part, in writing and with photos, finishing with recommendations. The most urgent items are made clear.

What happens after the survey?

You’ll get the report by email, with photos and clear recommendations. The Standard Survey includes a follow-up consultation, and the Premium Survey an in-person consultation.

Different roofs, different checks

Parapet and box gutters

Hidden gutters run behind parapets or between roofs. A blocked outlet sends water over the lining and into the building.

Flat roof upstands and outlets

Flat roof water can travel under the covering before it shows. Where conditions allow, moisture readings and thermal imaging help narrow it down.

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