North Walsham Roofers carries out commercial roofing repairs, replacements and new installations in Mundesley and across North Norfolk, keeping business premises watertight and working.
Call any time. Calls are answered day and night and passed straight to our roofers.
A failing commercial roof costs more than the repair bill. Lost trading days, damaged stock, disrupted staff and the knock-on costs of water ingress can quickly outweigh what a timely repair would have taken. Our work in Mundesley covers the full range of commercial roofing: flat roof repairs and replacements, pitched roof work on retail, agricultural and industrial buildings, new installations, and the kind of regular maintenance that prevents small faults from becoming large ones.
Every commercial job is carried out to current building regulations. We work efficiently and with as little disruption to your business as possible, whether that means scheduling access around trading hours or phasing work across a larger building.
Commercial roofing spans a wider range of roof types and materials than most domestic work. Flat roofs are the most common on retail units, warehouse extensions and outbuildings. These are typically built with felt systems or EPDM rubber membranes, each with different maintenance needs and lifespans. Pitched roofs appear on agricultural buildings, older business premises and some retail units; common materials include concrete and clay tiles, fibre cement slates, and profile steel or aluminium sheeting on farm and industrial buildings.
Work we carry out includes:
If you are not sure what your roof needs, a survey is the right starting point. A good survey identifies every fault, prioritises what needs doing now and what can wait, and gives you the information to plan and budget properly.
Flat roofs on commercial buildings are not truly flat: a correctly built flat roof has a fall of at least 1:80, often steeper, to drain rainwater away. When water sits on a flat roof surface for extended periods, it finds its way through any weakness in the membrane. That is the root cause of most flat roof problems.
Felt flat roofs - also called built-up felt or torch-on felt - are the most widely installed system on older commercial buildings. A standard three-layer system, properly installed, performs well for many years. When a felt roof nears the end of its life, the surface becomes brittle, laps open up and blisters form. At that stage, a patch repair buys limited time; a full replacement is the more cost-effective decision.
EPDM rubber membranes are increasingly used for flat roof replacements on commercial buildings. EPDM is a single-ply sheet membrane that is bonded or mechanically fixed to the deck. It is less susceptible to blistering than felt and handles thermal movement well. A correctly installed EPDM system typically performs for several decades. Typical installed costs for a flat roof replacement range from around £70 to £120 per square metre depending on system specification, deck condition and access. Larger roofs tend to fall toward the lower end of that range per square metre.
When getting quotes for flat roof work, ask each contractor to specify the system by name, the thickness of the membrane, and how they intend to treat upstands, edges and any penetrations. These details separate a proper job from one that will fail early.
Asbestos cement is still found on a significant number of older farm buildings; if you suspect it is present, it must be identified and handled correctly under current regulations before any roofing work takes place. We can advise you on the process.
Profile steel and aluminium sheeting can be repaired with compatible patch materials or sealed with specialist roof coatings when sheets are corroded but structurally sound. When the deck is no longer serviceable, an over-roof or full re-sheet is the right approach. An over-roof involves fixing new profile sheeting directly over the existing roof, avoiding the cost and disruption of stripping the old material and disposing of it.
Tiled and slated pitched commercial roofs require the same care as domestic equivalents, but at larger scale. Ridge and hip mortar is a common point of failure on older buildings: frost loosens it over time, ridge tiles shift and eventually fall. A loose ridge tile on a commercial building presents a genuine safety risk to staff and visitors below, and it should be looked at promptly.
A thorough survey before any major roof work is not optional - it is the foundation of a properly priced and properly specified job. A good surveyor will inspect the roof surface itself, the upstands and edge details, all penetrations (rooflights, pipes, extraction units), the gutters and downpipes, the fascias and soffits where relevant, and where accessible, the underside of the deck for signs of moisture or structural damage.
You should receive a written condition report that identifies each defect, its likely cause, and a clear recommendation. For insurance or lease purposes, a survey should include photographs and, where necessary, measurements. If a contractor offers a price without inspecting the roof in person, treat that with caution.
Roof surveys on commercial buildings in Norfolk typically cost from around £150 upwards, depending on roof size and complexity. The cost is usually deductible from the project price if you proceed with the same contractor.
Most commercial roof failures are not sudden events. They develop over months or years from small, fixable faults: a blocked outlet that lets water back up, a lifted lap that lets moisture into the insulation layer, a cracked upstand that lets water track behind the fascia. The damage accumulates invisibly until it becomes serious enough to notice from inside the building.
The most cost-effective approach to commercial roofing is a simple, regular maintenance routine. It does not require specialist equipment or lengthy visits. What it does require is consistency.
A practical maintenance routine for a commercial flat or low-pitch roof covers the following:
None of these tasks is complicated. Carried out consistently, they extend the life of a commercial roof significantly and mean that when a contractor does visit, the repairs needed are minor rather than structural.
Some roof conditions need a contractor sooner rather than later. Call a roofer when:
Waiting when any of these conditions exist does not save money. Water in a roof build-up saturates insulation, rots timber decking and causes problems that cost significantly more to repair than the original defect would have done.
Reactive commercial roof repairs - called out because a problem has already developed - cost more than planned maintenance for two reasons. First, the defect has usually progressed further than it would have done had it been caught earlier. Second, emergency or urgent callouts often attract higher labour rates and may require materials to be sourced at short notice.
A simple planned maintenance visit from a roofer - a gutter clear, a roof walk and a condition check - typically costs from around £150 to £300 for a small commercial building, depending on size and access. That same visit will often identify and address minor issues (a lifted lap resealed, an outlet cleared, a cracked upstand made good) before they develop into a repair costing several times more.
For larger commercial buildings or those with complex roof geometry, a formal maintenance contract that specifies two visits per year and a written condition report after each is worth considering. Ask any contractor you approach about this; a written schedule of what is included and what each visit covers is a reasonable thing to expect.
Before appointing a contractor for commercial roof work in Mundesley or nearby, it is worth asking:
A contractor who cannot answer these questions clearly before work starts is unlikely to deliver a well-managed job.
Prices vary with roof type, size, access, materials and the condition of the existing structure. The figures below are honest typical ranges, not fixed prices:
These are indicative ranges for North Norfolk. Get at least two written quotes for any significant project, and make sure each quote covers the same scope of work before you compare them.
If your commercial roof has not been inspected in the last two years, a survey is the right place to start. It gives you an accurate picture of the roof's condition, identifies anything that needs attention now, and lets you plan and budget for any work ahead of time rather than reacting to a problem that has already developed.
Call us to arrange a survey of your commercial premises in Mundesley or anywhere in North Norfolk. We will inspect the roof properly, give you a clear written report, and talk through the options with you before any work is committed to.
No obligation · We'll call you to arrange a free visit
Call any time. Calls are answered day and night and passed straight to our roofers.
