All roofing systems covered, with advice grounded in the condition of your roof and the work your home needs.
20 years in the industry · Free, no-obligation site visit
20 years
In the industry
CITB
Certified
Insured
Public liability insurance
Guarantee
Workmanship guarantee offered
Roofing
A roof problem is not always explained by the stain you can see indoors. Water may travel before it becomes visible, and a worn junction can cause trouble even when much of the covering remains sound. JSP Building Contractors Ltd covers all roofing systems for residential work, with the starting point being the roof you actually have rather than an assumed solution.
Based in Monmouth, JSP is led by Jake Priddle, with a team of four and 20 years in the industry. Talk to Jake about an ageing roof, a proposed replacement or roofing work associated with changes to your home. The right scope depends on the condition, construction and access, along with what you want the work to achieve.
The team serves Monmouth, Abergavenny, Chepstow, Caldicot, Usk, Cwmbran, Newport and Cardiff, across Monmouthshire and South East Wales. An older pitched roof, an extension roof and a more recent flat roof each need their own assessment. Exposure, drainage routes and junctions with the rest of the building should all be part of that conversation.
JSP is CITB certified and has public liability insurance. A workmanship guarantee is offered; ask Jake about terms. Free quotes and no-obligation site visits let you explore the proposed work before committing. Where safe access or further inspection is needed to understand the roof, discuss that openly rather than treating an initial view as a complete diagnosis.
Before you start
Start with the parts of your home that are not working for you. A no-obligation site visit lets Jake see the conditions, discuss your priorities and explain the next steps.
A ceiling mark or damp patch can have more than one cause. Note when it appears and whether it follows particular weather, but avoid accessing the roof yourself. A discussion with Jake can help establish what assessment is needed and whether the proposed work fits a planned residential project.
Visible wear can prompt the question of repair versus replacement. The answer depends on the wider condition, not simply the age or appearance of one area. Coverings, supporting components and junctions need consideration together before deciding how much work is justified and what can reasonably be retained.
Chimneys, rooflights, wall abutments and roof edges can interrupt the water-shedding surface. Problems at these details may be localised, but the cause still needs understanding. Explain any previous repairs and recurring symptoms so the assessment is informed by the history as well as the visible condition.
An extension or renovation can change roof geometry, drainage and insulation requirements. Thinking about those connections early helps avoid a design that overlooks how new and existing construction meet. Discuss related building work at the first visit so the roofing scope is not considered in isolation.
Our process
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What you get
Start with the needs of your property rather than assuming one covering suits every roof. Discuss the existing system and the options appropriate to its construction and use.
Coverings, edges, abutments and drainage work together. Considering their relationship helps define a scope that addresses the roof as a functioning part of the building.
A visit creates the opportunity to discuss repair and replacement in context. The visible symptom alone should not decide the scale of the proposed roofing work.
Where roofing forms part of an extension or renovation, discuss the connecting work together. Junctions between new and existing areas deserve attention from the planning stage.
JSP works across Monmouthshire and South East Wales, assessing homes in person and discussing exposure, access and the practical challenges of the individual property.
A free quote and no-obligation visit let you ask about materials, access, preparation and responsibilities. Use that conversation to understand the proposed work before making a decision.
In detail
The visible finish matters, but so do the materials and preparation underneath it. These are the decisions to work through before agreeing the scope.
Roof pitch, supporting construction and the intended use of the space influence material choices. A proposed covering must be appropriate for the conditions in which it will be used. Matching an existing appearance may also matter, particularly where the roof is visible from the street or sits alongside retained sections.
All roofing systems are covered, but that does not mean every system is interchangeable. Discuss the specific proposal, its detailing and the preparation it requires. If product warranty information matters to your decision, ask about the selected products and any conditions rather than assuming a manufacturer accreditation or a particular warranty applies.
On a pitched roof, the covering is only part of the picture. Ridges, verges, eaves and penetrations all need appropriate detailing, while the condition beneath the covering can affect the scope. A limited external view may not establish the state of every component, so the assessment should be clear about its limits.
Roof work around a chimney or adjoining wall needs to account for the way water passes through that junction. Replacing a visible piece without understanding surrounding defects can leave the original problem unresolved. Explain whether leaks depend on wind direction or prolonged rain, as those observations can be useful during the investigation.
A flat roof still needs an arrangement that directs water towards suitable outlets. Surface condition, falls, edge details and connections to adjacent walls all affect performance. If water remains on the roof, the proposed response should consider why it collects rather than simply treating the visible surface as the only issue.
Changes to a flat roof can raise questions about insulation, ventilation and the construction below. The suitable build-up depends on the existing roof and proposed work. Discuss these matters alongside the covering, including how rooflights or other openings will be detailed and how the drainage route will be maintained.
Wind-driven rain and periods of wet weather make sound detailing important across Monmouthshire and South East Wales. More exposed locations can present different conditions from sheltered streets. Roof access and the sequence of opening up also need to reflect the weather, so avoid treating a proposed programme as independent of safe working conditions.
Older homes may have previous repairs, uneven roof lines or details that need careful consideration before alteration. Listed status or a conservation area can affect material and appearance decisions. Raise any known restrictions with Jake and establish whether permissions, building control involvement or further professional advice are needed for the particular work.
Questions
The cost depends on the roof area, system, condition, access and extent of work. Junctions, drainage, insulation and defects uncovered during the job can also affect the scope. A free site visit allows Jake to discuss the proposal and provide a quote, with any inspection limitations explained rather than hidden behind a general price.
The programme depends on roof size, access arrangements, the work involved, material availability and weather conditions. Hidden defects can affect the sequence too. A free site visit provides a basis for the quote and a discussion of likely arrangements; it is not sensible to promise a fixed duration without assessing the property.
JSP covers all roofing systems for residential work. Tell Jake what type of roof you have, if known, and whether you are considering repairs, replacement or roofing connected with other building work. The specific materials and construction method should be discussed and confirmed for your property rather than chosen solely from a general description.
That depends on the cause and extent of the problem and the condition of the surrounding roof. A local defect does not automatically mean full replacement, but repeated symptoms can justify a broader assessment. Jake can discuss what is visible, what remains uncertain and the work needed to reach an informed proposal.
JSP handles planned residential work and does not advertise a dedicated emergency or round-the-clock service. Call Jake to discuss the urgency. For an active leak, arrange safe temporary protection and appropriate urgent help; do not climb onto the roof yourself. Keep clear of water near electrical fittings and seek qualified assistance where necessary.
They may, depending on the work and the property. Re-roofing, structural changes, insulation work and alterations to protected buildings can raise different requirements. Discuss the proposed scope and any known listing or conservation constraints with Jake, and confirm the necessary approvals and responsibilities before work starts rather than assuming none are needed.
JSP is based in Monmouth and works across Monmouthshire and South East Wales, including Abergavenny, Chepstow, Caldicot, Usk, Cwmbran, Newport and Cardiff. Contact Jake with the property location, the roof type if known and a description of the work to discuss a free, no-obligation site visit.
JSP carries public liability insurance and is CITB certified. A workmanship guarantee is offered; ask Jake about terms. Request any documentation you need before agreeing the work. The terms of any product warranty should be checked separately for the selected roofing materials rather than assumed to match the workmanship arrangements.
Explain the roofing work you are considering and arrange a free, no-obligation site visit. JSP can discuss the condition, practical options and scope for your home in Monmouthshire or South East Wales.
CITB certified · Public liability insurance · Workmanship guarantee offered
One team. Your whole project.
Turnkey residential renovation and extension projects across Monmouthshire and South East Wales.