Expert roofing & roof repair specialists in Harwich
ATS Roofing & Building carries out roofing work in Harwich, Dovercourt and the surrounding CO12 area, from the period buildings in the Harwich Old Town conservation area to the family homes and post-war estates across Dovercourt. Family-run, fully insured, and every quote in writing after we have seen the roof, never a figure over the phone. From emergency leak repairs after a North Sea gale to full re-roofs, we keep homes on the Essex coast watertight.
- Fully Insured & Guaranteed
- Free Written Quotes
- No Subcontractors
- Building Regs Certified
Roofing work across Harwich and the wider CO12 area.
Your local roofer in Harwich
We carry out roofing work in and around Harwich regularly, and after years working across the CO12 postcode we know these roofs in a way you only get from time on the ground. The mix of properties here is shaped by the coast. The historic buildings in the Harwich Old Town conservation area, many of them Grade II listed, often have steep-pitched slate roofs and tall chimney stacks that need sympathetic repair, particularly where properties front the estuary and take the full force of the wind. Over in Dovercourt, the family homes and post-war estates more commonly need concrete tile ridge repairs, flat roof re-covering on garages and extensions, and guttering replacements where salt exposure has aged the fittings faster than inland.
As a family-run roofing company, we keep things straightforward. Every job starts with a free, transparent written quote, no vague estimates, no extras appearing once work has started. We are fully insured, all our work is guaranteed, and we will always tell you clearly whether a repair is the right call or whether the roof has reached the point where a longer-term solution saves you more money over time. That kind of honest conversation is easier to have when you are local, and our base in Ipswich keeps us close to the Essex coast without the travel charges some contractors quietly factor in.
Harwich sits on the North Sea estuary, and being here that often matters, it means we are accountable here in a way that a company travelling in from further afield simply is not. And if you are buying or selling a period home here, an independent roof survey can flag any roof problems before you commit.
The services we are best known for here
Every job, large or small, is carried out by our own trained teams, never subcontracted.
New Roofs in Harwich
When a Harwich slate roof reaches the point where nail corrosion has spread across the slope, or a concrete tile covering on a Dovercourt estate has finally failed, we strip it back and re-cover in matching slate, clay or concrete tile with fresh lead to the valleys, all fitted by our own team and signed off to Building Regulations.
- Full re-roofs and new-build installations
- Slate, tile and flat roof systems
- Coastal-grade materials for exposed seafront properties
Flat Roofing in Harwich
On the rear extensions, dormers and garages across Dovercourt and the newer developments, we lay and re-cover flat roofs in EPDM rubber and fibreglass GRP, in one sealed piece with proper falls and a long written guarantee. Tired felt over a bay window or a 1960s garage gets replaced, not patched over.
- EPDM rubber, fibreglass (GRP) and felt systems
- Extensions, garages and outbuildings
- Long-term guarantees on all flat roof work
Roof Repairs in Harwich
Slipped slates after a North Sea gale, cracked chimney lead and gutters clogged by the coastal winds are what bring us out most in Harwich. We refix the slate to match, renew the leadwork properly and clear the drainage, so one small fault does not turn into a ceiling stain.
- Missing tiles, leaks and storm damage
- Honest assessment, repair if repair will do
- Same-week response across CO12
Roofing in Harwich: the roof changes with the street
Harwich Old Town and the Conservation Area
The ancient town centre of Harwich is a conservation area packed with maritime history. The Georgian and earlier buildings around Church Street, Kings Head Street and the quayside often have original slate roofs and tall chimney stacks that need specialist repair. Landmarks like the Harwich Redoubt Fort, the Electric Palace cinema and the pair of 18th-century lighthouses sit among period properties where listed building consent and conservation area requirements must be checked before any roof work begins. We keep materials matched like-for-like, the chimney repointing in lime mortar, and the leadwork hand-dressed rather than sealed over.
Dovercourt and the Seafront
Dovercourt has a sandy bay beach and a long seafront of Victorian and Edwardian villas alongside 1930s semis and post-war family homes. The properties along the seafront and Marine Parade face unobstructed salt-laden wind off the North Sea, which ages roof coverings, flashings and guttering faster than inland locations. We handle storm-damage repairs, ridge tile repointing, and full re-roofs designed to withstand heavy coastal weather exposure, using materials suited to the marine conditions.
Parkeston and the Port
Near Harwich International Port, Parkeston is a mix of railway cottages, port workers housing and modern developments. The older cottages often have small slate or clay-tile roofs that need careful maintenance, while the newer properties more commonly need flat roof re-covering and fascia and soffit replacement. The constant movement and vibration from the ferry terminal and rail freight yard can also take a toll on older ridge mortar over time.
Little Oakley and Ramsey
Out towards the rural villages of Little Oakley and Ramsey, the roofscape turns to farmhouses, cottages and barn conversions set back from the coast. These properties often have clay peg-tile or slate roofs that need specialist repair, with ventilation and insulation upgraded sensitively to meet modern standards without compromising the character of the building. The more sheltered inland position means these roofs age differently from those on the seafront.
The problems we see most in Harwich
We spend a lot of time on roofs across Harwich, and we see the same local patterns coming up again and again. Here are the roofing problems most likely to be causing you trouble, and exactly how we put them right.
Storm damage from coastal winds
What you'll notice
Missing or cracked tiles after a heavy blow, water ingress in the loft, or ridge tiles displaced and sitting at an angle.
Why it's common here
Harwich and Dovercourt sit exposed on the North Sea estuary, and the properties along the seafront and Marine Parade catch the full force of winter gales with very little shelter. Wind-driven rain exploits gaps that a standard downpour would never reach, and the combination of salt-laden air and repeated storms ages roof coverings and ridge mortar faster than inland.
How we fix it
We carry out a full post-storm inspection, refix or replace displaced tiles and ridges, and renew any failed flashings. For properties that take repeated storm hits, we can upgrade to dry-fix ridge systems that mechanically secure the ridges rather than relying on mortar alone, giving a far more storm-resistant roof.
Chimney leaks on period seafront properties
What you'll notice
Damp patches spreading across your upstairs chimney breast, peeling wallpaper around the stack, or water pooling in the loft directly beneath the chimney.
Why it's common here
The period buildings around Harwich Old Town and the Dovercourt seafront were built with tall chimney stacks that have endured a century or more of coastal weather. Salt air accelerates mortar erosion, and the lead flashing at the base of the stack cracks, lifts, or pulls away from the brickwork entirely. Listed buildings in the conservation area often have original stacks that have never been touched.
How we fix it
We repoint deteriorated brickwork using a lime-based mortar sympathetic to the original construction, strip out any failed flashing, and install new high-code leadwork properly dressed into the brickwork. No sealant bodge jobs.
Salt corrosion of gutters and flashings
What you'll notice
Rust streaks on downpipes, green algae staining on brickwork, or gutters sagging and overflowing during downpours.
Why it's common here
The salt-laden air along the Harwich and Dovercourt coast corrodes metal guttering, brackets and lead flashings faster than inland areas. uPVC systems are not immune either, as the constant UV and salt exposure makes fittings brittle over time. Properties near the beach and the port are particularly affected.
How we fix it
We clear all debris, flush through downpipes, and replace corroded brackets and fittings. For coastal properties, we often recommend upgrading to marine-grade aluminium or heavy-duty uPVC guttering systems that handle the salt exposure far better than standard profiles.
Failing flat roofs on extensions and garages
What you'll notice
Water ponding on a flat roof after rain, bubbling or blistering on the covering, or damp patches appearing on the ceiling below.
Why it's common here
The post-war and modern family homes across Dovercourt and Parkeston often have felt or mineral flat roofs over garages, bay windows and extensions. The coastal UV exposure and temperature swings cause the covering to degrade, crack and lose flexibility, and the falls can shift as the structure ages, creating ponds where water collects and eventually penetrates.
How we fix it
We strip the old covering entirely and replace it with EPDM rubber or fibreglass GRP, laid in one sealed piece with proper falls and new drip details. It is a permanent replacement, not a patch over the top of the failed covering.
What you pay for, itemised in writing
No day rates plucked from the air and no figure that creeps up later. Every Harwich quote is itemised in writing after a proper survey. If we find something not visible from the ground, like nail corrosion under sound slate or rotten timber beneath old felt, we stop, show you, and agree the cost before carrying on. It is never quietly added to the bill.
Always itemised in your quote
- Labour, broken down by task, never one lump sum
- Materials, with the slate, tiles or membrane named
- Scaffolding, access and waste removal
- VAT, shown clearly and separately
What changes the price here
- The pitch, size and access of your roof
- Whether it is a period home in the Harwich conservation area
- The materials you choose, from concrete tile to natural Welsh slate
- What we find once the old covering is stripped back
Harwich and the neighbouring places we cover
Roofing in Dovercourt
Next door to Harwich, Dovercourt has a sandy bay beach and a mix of Victorian villas and family homes that face unobstructed salt-laden wind off the North Sea, ageing roof coverings faster than inland.
Roofing in Manningtree
West along the Stour, our Manningtree roofers page covers the Georgian-fronted townhouses and timber-framed conservation area properties in CO11 and the Stour Valley.
Roofing in Parkeston
Near Harwich International Port, Parkeston has railway cottages and modern developments where vibration from the ferry terminal and rail freight yard can take a toll on older ridge mortar.
The short answers
The cost depends on the roof area, pitch, covering selection, access and the extent of any structural repairs. A full re-roof of a typical Harwich or Dovercourt semi starts from around £7,000, but we never quote over the phone. We survey every Harwich roof in person first, then give you a fixed written price with nothing added later. The written quotation reflects the actual scope rather than a rough estimate.
Harwich sits on the North Sea estuary, and the salt-laden wind ages roof coverings, flashings and guttering faster than inland. Properties along the Dovercourt seafront and Marine Parade catch the full force of winter gales with very little shelter. We use coastal-grade materials, mechanically fixed dry-ridge systems, and marine-grade guttering on exposed properties to give a roof that withstands the conditions rather than failing prematurely.
Straightforward like-for-like repairs generally fall under permitted development. However, the Harwich Old Town conservation area contains many listed buildings, and changes to roofing materials, chimneys and rooflights may require consent. We advise you on any conservation consent before work begins, and on notifiable jobs we handle the Building Regulations sign-off. See our guide to roof building regulations for more detail.
Wind-driven rain off the North Sea exploits gaps that a standard downpour would not reach, cracked lead flashings, lifted ridge tiles, or mortar joints eroded on the exposed side of a chimney stack. The properties along the seafront catch the prevailing south-westerly and easterly winds with very little shelter. We trace the exact entry point with our leak detection and repair service rather than guessing, so the repair actually solves the problem first time.
For the period buildings in the conservation area, we recommend natural Welsh slate to match the original covering. For the post-war and modern properties across Dovercourt, good-quality concrete interlocking tiles are perfectly appropriate. On exposed seafront properties, we specify mechanically fixed dry-ridge systems and marine-grade flashings that resist the salt and wind better than traditional mortar-bedded ridges. We recommend the right material for your specific property and its exposure.
For coastal properties, we recommend a professional roof inspection every two years, or after any severe storm. The combination of salt air, wind exposure and older chimney stacks means small problems can develop quickly if left unnoticed. The same logic applies before you buy in Harwich: our guide to homebuyer roof surveys covers your options and honest costs.
In principle, yes. If your roof was in a good state of repair before a sudden storm caused damage, like blowing off tiles or snapping a chimney pot, most home insurance policies will cover it. We recommend calling your insurer before starting work. We can provide professional roof damage reports and photographs to support your claim and help get the repairs moving quickly.
Ready for a free roofing quote in Harwich?
Call us today on 07348 518373 or fill in our contact form. We survey every Harwich roof in person first, then send you a written quote, usually the same day.