Thetford Roofers replaces and repairs rotting fascias, cracked soffits, and leaking gutters for homeowners in Mildenhall and the surrounding villages.
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The roofline is the strip of boards, trims and channels that runs along the very edge of your roof. It looks like a finishing detail, but it carries real structural and weatherproofing work. Fascia boards support the lowest row of roof tiles and carry the guttering. Soffits close off the gap between the fascia and the wall, keeping birds, bats and moisture out of the roof space. Gutters collect rainwater from the entire roof surface and channel it down the downpipes and away from your foundations.
When any one part of that system fails, the consequences spread quickly. Water backs up behind a blocked or broken gutter and soaks into the fascia. A rotting fascia loses its grip on the gutter brackets, so the guttering pulls away from the building. Once the soffit is compromised, moisture and cold air enter the roof space, and the rafters behind begin to suffer.
The most obvious sign is a gutter that drips, overflows, or has visibly pulled away from the fascia. Look along the roofline from ground level: any section that sags, shows dark staining or has paint that is peeling in large strips is worth investigating. Timber fascias that have been painted over many times tend to trap moisture underneath the paint film, so cracking or bubbling paint is a warning sign even before the wood feels soft.
Soffits are harder to inspect from the ground, but look for discolouration, mould growth on the external wall directly below the roofline, or any visible gaps between the soffit and the wall. If starlings or sparrows are getting into your roof space, a failing soffit is usually the entry point.
Most replacement work uses uPVC, and for good reason. uPVC does not rot, does not need painting, and holds its colour well for many years. Once it is fitted correctly and the joints are properly sealed, it asks very little of you between now and the next replacement cycle. It is also available in a wide range of colours and finishes, including woodgrain effects, so it need not look out of place on older properties.
Timber remains a practical choice where planning restrictions apply or where a homeowner simply prefers the look and feel of wood. Good-quality hardwood or treated softwood, properly primed and painted on all faces before installation, can last many years. The key word is properly: timber fascia that is painted only on the front face after fitting will rot from behind within a few years, because moisture enters through the unpainted edges and end grain.
We use quality uPVC and timber on every job, selected to suit the property rather than to cut cost. If you are unsure which is more appropriate for your home, ask us and we will explain the options plainly before any work starts.
Bargeboards run along the sloping edges of a gable-end roof rather than horizontally. They serve a similar function to fascias: closing off the roof edge and protecting the roof structure. Bargeboards are often overlooked until they are badly decayed, partly because they are harder to see from street level. A failing bargeboard on a gable end can allow water to track back under the roof covering and into the wall cavity.
Roofline cladding is the term sometimes used for uPVC panels fitted to the underside of an overhanging eave where there is no soffit board as such, or to cover existing soffits without full removal. It can be a cost-effective solution where the structure beneath is still sound, but it is not appropriate where there is active rot or structural damage underneath, as it simply hides the problem rather than resolving it.
Domestic guttering in the UK is overwhelmingly half-round or ogee-profile uPVC in 112mm width, and it handles the rainwater load from a standard house roof without difficulty. Larger or more exposed roofs sometimes benefit from 150mm guttering, which shifts more water per minute and is less likely to overflow during heavy rain. Cast-iron guttering is still found on older properties and, where it is in good condition, it is worth preserving: it is heavier and more expensive to replace but it looks appropriate on period homes and it is very durable when kept painted.
A common fault in gutter systems is incorrect fall. Guttering must slope gently towards the downpipe, typically around 1:600 (about 1mm drop per 600mm of run). A gutter that has been fitted level, or that has sagged at one end as brackets have worked loose, will pond water and overflow at the wrong point. The fix is often straightforward: resetting the bracket heights to restore the correct fall. If the fascia the brackets screw into has rotted, however, the brackets will not hold and the fascia needs replacing first.
Joints between gutter sections are a frequent source of slow leaks. In older systems, the jointing compound dries out and cracks over time. In uPVC systems, the rubber seals inside the union clips can harden and fail. Re-sealing a joint takes minutes and costs very little. Ignoring it allows water to drip steadily onto the wall below, which leads to efflorescence on brickwork and damp penetration at window and door heads.
Downpipes are the final part of the system. A blocked downpipe, usually caused by a bird nest or a build-up of decomposed leaf debris at the shoe or underground connection, will cause the gutter above to overflow regardless of how well the gutter itself is fitted. Clearing a blocked downpipe is a simple maintenance job that prevents expensive damp repairs later.
A roofline replacement job typically follows the same sequence. We start by removing the existing guttering, then the fascia boards, and then the soffits. At this point the rafter feet and any noggins or battens are visible and can be checked for decay. If rafter feet are soft or damaged, they need to be cut back and spliced before new boards go on, otherwise the new fascias will not be properly supported. Any necessary timber repairs are done at this stage.
New ventilated soffits go on first, creating the underside of the eave. Ventilation is important: building regulations require a minimum level of airflow into the roof space to prevent condensation on the underside of the roof deck. If the existing system had no ventilation and the new soffits seal the eave completely, condensation problems can follow. We fit ventilated soffits or discrete eave ventilators as standard.
Fascia boards are then fixed to the rafter feet. In uPVC work, the fascia also has a receiving channel along its top edge into which the bottom edge of the soffit slots. The guttering brackets are then fixed directly to the fascia face, at the correct centres and at the correct fall. Guttering sections, union clips, stop ends and outlets complete the run, and downpipes are connected and secured to the wall with pipe clips.
The job is finished with a tidy run of trim and joint covers where sections meet, typically at corners and at the junction between fascia and barge board on a gable-ended house. A good job looks neat and consistent from the ground. Any exposed cut ends on uPVC profiles are capped off to prevent moisture ingress.
Roofline replacement costs depend on the perimeter of the roof, the number of downpipes, the profile and colour chosen, and whether any rafter-foot repairs are needed once the old boards are off. As a general guide, a typical three-bedroom detached house with a standard eave height might cost anywhere from £1,200 to £3,000 for a full roofline replacement in uPVC, including guttering. Larger properties, awkward access or significant structural repairs will push that figure higher.
Gutter-only work, such as replacing a run of guttering or clearing and re-sealing joints, costs considerably less. A single downpipe replacement might be £100 to £250 depending on height and access. It is worth getting a clear price based on your actual property before any work is agreed.
This is where many homeowners lose the benefit of a new roofline installation. The work is done, everything looks clean and watertight, and the temptation is to forget about the roof edges entirely for the next ten years. A small amount of regular attention will make a significant difference to how long the system lasts and how well it performs.
Leaves, moss fragments, seed heads and general debris collect in gutters throughout the year, but the heaviest build-up usually follows autumn leaf fall. A blocked gutter cannot drain correctly. Water ponds, promotes moss and algae growth, and eventually forces its way under the roof edge or over the front of the gutter onto the wall below. At minimum, clear gutters once a year in late autumn after the leaves have fallen. On properties near mature trees, twice a year is more practical.
Clearing gutters yourself from a ladder is straightforward on a single-storey structure if you are confident on ladders and take sensible precautions. On two-storey or higher properties, the risk does not justify the saving: use a roofer. Never lean a ladder against the gutter itself as this deforms the profile and cracks joints. A ladder stand-off or a ladder positioned against the wall beside the gutter is the correct approach.
After a period of sustained heavy rain, walk around the building and look at each downpipe shoe at ground level. There should be water flowing freely. If a downpipe is blocked, the gutter above will be full and overflowing somewhere, and the overflow point may not be obvious from directly below. A blocked downpipe shoe is usually a job anyone can do safely: remove the shoe, clear the blockage, refit. A blockage higher up the pipe, near the back-inlet junction or at a swan-neck offset, may need a drain rod or a call to your roofer.
Frost is harder on guttering than rain. Water that freezes in a gutter expands and puts pressure on joints and union clips. After the first cold spell of winter, or in early spring, look along the gutter line from ground level. Any joint that shows a drip stain on the fascia below it has started to leak and needs re-sealing. A bracket that has worked loose will cause the gutter section to sag and pond water upstream of it. Catching these faults early means a quick repair rather than a gutter replacement.
Climbing plants and overhanging branches are a slow but persistent threat to guttering. Ivy and wisteria will root into joints and lift guttering off its brackets over several growing seasons. Overhanging branches deposit leaves directly into the gutter and can physically dislodge sections in a storm. Keep climbing plants trimmed back from the roofline and cut back branches that overhang the gutters.
Moss growing on the roof tiles directly above a gutter section will shed fragments into the gutter every time it rains. A heavy moss growth on the roof can dramatically accelerate gutter blockage. If you are clearing your gutters twice a year and they are still backing up, look at the roof surface above: if it is heavily mossed, treating the roof as well as clearing the gutters is the practical long-term solution.
Ventilated soffits rely on the ventilation slots or mesh inserts remaining clear. Over time, insulation in the roof space can be pushed against the eave and block airflow from inside. Check periodically that loft insulation is not blocking the eave ventilation, particularly after any loft insulation upgrade. Blocked soffit ventilation leads to condensation on the underside of the roof deck, which eventually causes the deck boards and rafters to soften.
We carry out fascia, soffit and guttering work across Mildenhall and the surrounding area, including Lakenheath, Barnham, Red Lodge, Brandon, Mundford, Elveden, Thetford, Kilverstone, East Wretham, Croxton, Brettenham and the nearby villages. If you are not sure whether we cover your area, call us and we will confirm straightaway.
If your gutters are leaking, your fascias are showing signs of rot, or you simply want to know what the work would cost, it is worth having the roofline inspected before any work starts. We will tell you exactly what needs doing and why before any work starts.
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Call any time. Calls are answered day and night and passed straight to our roofers.
