Infrared thermal imaging to detect heat loss and hidden defects








Infrared cameras expose temperature differences that the eye misses, and that matters across Redcar and Cleveland where sea air, exposed frontage, and older housing can hide problems behind plaster, render, and roof coverings. Our thermal imaging specialists carry out detailed infrared surveys from Redcar and Coatham to Saltburn, Guisborough, Marske, and the edge of the Tees estuary. We detect heat loss, cold bridging, damp, and air leakage without opening up a wall. The process is non-invasive and non-destructive, and the camera reads surface temperature variations to 0.1C.
Redcar and Cleveland sits in a market where homedata.co.uk records show an overall average house price of £156,000 as of March 2026, with semi-detached homes averaging £161,000 and terraced homes £122,000. That makes heat loss a practical issue, not an abstract one. The borough also has 61,600 households, a 2024 population estimate of 139,228, and a projected ageing profile that could see almost 30% of residents aged over 65 by 2032. Median full-time earnings were £25,000 in 2018 and the house price to earnings ratio was 5.3, so wasted heat lands straight on household budgets. Older owners often feel draughts first, then notice rising bills, so an infrared survey shows where comfort is being lost.

£156,000
Overall average house price
£262,000
Detached properties
£161,000
Semi-detached properties
£122,000
Terraced properties
£82,000
Flats and maisonettes
£139,000
First-time buyer average
£161,000
Mortgage-funded purchase average
5.8%
House price change, 12 months to March 2026
136,500
Population (2021 Census)
139,228
Population (2024 estimate)
61,600
Households (2021 Census)
2.215
Average people per household
£25,000
Median full-time earnings (2018)
5.3
House price to earnings ratio (2018)
£644
Private rent average, April 2026
1,609
Sales used in the local histogram, last 12 months
Using listing data from home.co.uk and property data from homedata.co.uk
Heat loss rarely behaves evenly. A loft hatch over the Esplanade in Redcar can glow cold on the camera while the main ceiling looks normal, and that same pattern can point to missing insulation, a gap at the eaves, or an old roof repair. We also look for heat loss through roofs, walls, floors, and windows, because each surface tells a different part of the story. Cold bridging at wall plates, lintels, and balcony junctions often explains condensation in bedrooms and stairwells.
Damp problems often appear before stains do. In Saltburn and Coatham, where sea-facing walls and older masonry can take a heavy weathering load, thermal images can highlight moisture ingress, saturated patches, and areas where internal surfaces stay colder than the room around them. We also check for underfloor heating faults, missed cavity insulation, and electrical hotspots where a circuit or connection is working harder than it should. That mix of findings turns an infrared scan into a practical repair map.

Redcar and Cleveland has a housing mix that rewards careful inspection. homedata.co.uk records show semi-detached homes made up the largest share of sales in the last year, and that stock often includes mid-century estates, altered family houses, and terraces with later extensions. In a borough where the average house price is £156,000 and the average first-time buyer price is £139,000, buyers and owners want to know where heat is escaping before they commit to upgrades. A thermal survey gives that answer quickly.
The borough also carries 17 Conservation Areas, including Saltburn, Loftus, Brotton, Coatham, Guisborough, Hutton Lowcross, Kirkleatham, Liverton Village, and Marske. Homes in those streets often use solid walls, original roof structures, and later retrofit work that can leave gaps around joists, chimneys, and replacement windows. Some new-build search results on the borough edge sit close to Middlesbrough, so we check the postcode before treating them as Redcar and Cleveland homes. Our surveyors pay close attention to the correct boundary because the exact location affects the construction type we expect.
Flood risk matters here as well. Redcar and Cleveland faces long-term risk from rivers, the sea, surface water, and groundwater, and the Strategic Flood Risk Assessment identifies drainage problems in Redcar, Eston, and Guisborough. That makes thermal imaging useful after heavy weather because moisture can sit inside walls and show up as colder areas long before visible staining appears. Homes near the coast, near the Tees estuary, or on low-lying streets often need a closer look at ventilation, pointing, and rainwater goods. We use the images to separate heat loss from moisture, which saves guesswork.
Infrared imaging helps us quantify where a home is wasting energy rather than guessing at it. Typical findings show 25% of heat can be lost through the roof, 35% through the walls, and 15% through windows, so one cold roof void in Redcar can have a bigger effect than many owners expect. When those losses are mapped, the recommendation becomes clear: top up loft insulation, seal draught paths, or repair failed cavity fill. The report also shows where work is likely to improve comfort and reduce fuel use fastest.
That matters in a borough where homedata.co.uk records show prices rose by 5.8% over the 12 months to March 2026 while the North East as a whole fell by 1.2%. Energy efficiency affects day-to-day running costs, and it also shapes how a buyer reads a property at the viewing stage. Newer homes such as Beaconfield Rise in Marske-by-the-Sea are marketed as energy-efficient, yet our thermal scans can still pick up leakage around service entries, loft hatches, and poorly sealed junctions. A clean image today can stop a small fault becoming a bigger repair next winter.

Choose a date for your thermographic survey in Redcar and Cleveland, then tell us if the property sits in Saltburn, Coatham, Guisborough, Marske, or another part of the borough. We use the booking details to plan access, weather conditions, and the best route for the external scan.
The strongest results usually come from October to March, when the temperature difference between inside and outside is at least 10C. Heating should be on for at least 2 hours before we arrive, because a warm building shows leakage paths more clearly.
Our surveyors inspect the building envelope from outside, looking at roofs, walls, windows, and junctions where heat can escape. We also note recent rain, sun exposure, and any reflective surfaces that could affect the reading around coastal streets and exposed elevations.
Internal images reveal cold patches, draught paths, thermal bridges, and damp signatures that do not show on a standard viewing. We move room by room so the pattern makes sense in the finished report, not just on the camera screen.
Each image is checked, measured, and annotated so you can see where the problem sits and why it matters. We compare the readings with the property type, the construction period, and any visible signs such as condensation on windows in Redcar or a cold chimney breast in Loftus.
You get a clear report with thermal images, plain-English findings, and practical recommendations for repairs or insulation improvements. That report gives you a route to better comfort, lower heat loss, and a stronger plan for any further survey or energy work.
Thermal images use colour to show surface temperature, not a pretty filter. Cold areas often appear blue or purple, warmer areas move through yellow to red and white, and our surveyors explain what each patch means in the context of the room. A dark band across a wall in Kirkleatham might be a cold bridge, while a brighter patch near a ceiling could be a radiator effect or a leak from a loft void above. The image only becomes useful once it is read against the structure.
False readings can happen, so we check the conditions before we draw a conclusion. Sunlight on a south-facing wall in Redcar can warm the surface and hide a defect, while reflections from glass, shiny paint, or foil-backed insulation can create confusing hotspots. That is why we prefer colder months and a proper temperature split between indoors and outdoors. It keeps the scan honest.
Our report does not leave you guessing. We label every image, point out likely causes, and separate confirmed defects from areas that need follow-up or further investigation. If a cold patch under a window at High Street East in Redcar is likely to be failed sealant, we say so. If a darker band at a roof junction could be moisture or missing insulation, we explain both possibilities and tell you what to check next.
Mid-century semi-detached homes, which form the largest share of recent sales in the borough, often show heat loss at the loft hatch, the eaves, and the junction between the main house and later extensions. In terraces around Coatham and Redcar Lane, our surveyors regularly find single-glazed or poorly sealed replacement windows, cold spots at bay fronts, and chimney breasts that pull heat from adjoining rooms. Those defects do not always look serious during a viewing, yet the thermal image makes them obvious. That is where the money is usually going.
Older homes in Saltburn, Brotton, and Guisborough can also show patchy loft insulation, gaps around pipework, and damp patterns near external walls that face wind and rain. Near the coast, salt exposure and driving weather can worsen failed mortar, tired render, and weak window seals, especially on exposed elevations. Newer homes are not immune either. On developments such as Beaconfield Rise in Marske-by-the-Sea, thermal imaging can still pick out leakage at service penetrations, flues, and roof details that need sealing.

Our thermal imaging specialists detect heat loss, missing insulation, cold bridging, damp patterns, air leakage, and hot electrical points. In Redcar and Cleveland, that can mean a cold loft in Redcar, a damp wall in Saltburn, or leaking heat around a replacement window in Guisborough. The scan is non-invasive, so we do not need to lift floorboards or cut into walls. It gives a clear picture of where the building is underperforming.
Thermographic surveys start from £300. The final price depends on the size of the property, access, and whether you want a standalone heat-loss check or a survey tied to a broader home inspection. A compact terrace in Coatham usually costs less than a larger detached home near Marske or the edge of the borough. We always confirm the quote before the booking goes ahead.
October to March gives the strongest results because the temperature difference between inside and outside is easier to achieve. We look for at least a 10C difference, and the heating should be on for at least 2 hours before we arrive. On a bright summer day, solar gain can hide defects on south-facing walls around Redcar and Saltburn. Cold weather makes the problem stand out.
Most surveys take 1-2 hours, depending on the size and layout of the property. A terraced house in Redcar can be quick, while a larger detached home in Marske-by-the-Sea or a listed building in Guisborough may need longer. The time on site includes external and internal scans, not just pressing the camera shutter. We also spend time checking the images so the report is accurate.
Yes, it can highlight moisture patterns and show where a wall or ceiling is staying colder than the surrounding area. That is useful in coastal parts of Redcar and Cleveland, where wind-driven rain, salt exposure, and poor drainage can leave damp signatures before stains appear. The camera does not replace a full damp diagnosis, though. It tells us where to investigate and what is most likely happening.
A little preparation makes a big difference. Please keep the heating on for at least 2 hours, close windows and external doors, and make sure we can get to loft hatches, under-stairs spaces, and the boiler area. If there are known problem spots, such as a cold bedroom wall in Saltburn or a draughty porch in Redcar Lane, tell us before we start. That helps us focus the scan.
Yes, and in Redcar and Cleveland that is often where the survey is most useful. Homes in conservation areas such as Coatham, Loftus, Marske, and Kirkleatham can have solid walls, original roof structures, and later alterations that hide heat loss routes. We work non-destructively, so the survey suits heritage buildings as well as newer homes. The report then shows which issue is urgent and which can wait.
Thermographic surveys start from £300, and that fee covers the core infrared inspection and the written findings you need to act on. We carry out the external scan, the internal scan, and the image review, then annotate the points where heat is being lost or moisture is most likely to build. For a buyer in Redcar, that can mean a fast check before moving ahead. For an owner in Saltburn or Guisborough, it can show where insulation money will have the biggest effect.
The value of the survey is in the detail, not just the camera pass. homedata.co.uk records show 1,609 sales in the last 12 months, so the borough sees enough movement for buyers and sellers to benefit from a quick, evidence-led inspection before they commit. Older conservation-area homes, semi-detached family houses, and newer builds on developments like Beaconfield Rise all respond differently to heat, so the report explains the result in plain English. If the image points to a loft void, a failed seal, or a cold bridge at a junction, we say so directly.
Best results come in colder weather, with the heating on for at least 2 hours and at least a 10C difference between inside and outside. That means the survey is most effective from October to March, especially on exposed streets near the coast or on properties that have already been struggling with condensation. Once the images are reviewed, you receive a clear set of recommendations for insulation, draught proofing, repair work, or a follow-up survey if the defect needs closer inspection. The aim is simple. Cut waste, raise comfort, and show the building as it really performs.
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Infrared thermal imaging to detect heat loss and hidden defects
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Homemove is a trading name of HM Haus Group Ltd (Company No. 13873779, registered in England & Wales). Homemove Mortgages Ltd (Company No. 15947693) is an Appointed Representative of TMG Direct Limited, trading as TMG Mortgage Network, which is authorised and regulated by the Financial Conduct Authority (FRN 786245). Homemove Mortgages Ltd is entered on the FCA Register as an Appointed Representative (FRN 1022429). You can check registrations at NewRegister or by calling 0800 111 6768.