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Roofing advice
When a roof genuinely warrants replacing, what a re-roof involves, how materials are matched, and what to expect from the process on an occupied home.
Quick answer
A re-roof means stripping the covering back to the timbers, replacing battens and underlay, and re-covering with new or reclaimed material. It is the right answer when defects are spread across the slope or the fixings have reached the end of their life, not because a roof looks tired.
Replacement is a significant expenditure, and it should be evidenced rather than asserted. Where photographs show slipped units appearing repeatedly across a roof, or soft battens once exposed, the case makes itself.
This section explains what the work involves, what the options are for materials, and the questions worth asking before you commit.
How much does a new roof cost?
New-roof cost depends on roof size, design, covering, insulation, access, scaffolding, chimneys, valleys and whether timber or structural repairs are needed. A straightforward tiled roof cannot be priced meaningfully in the same way as a complex natural-slate or heritage roof.
How long does replacing a roof take?
A straightforward domestic re-roof may take several working days, while complex roofs, traditional slate, structural repairs and poor weather can extend the programme. The contractor should explain the expected sequence and how the property will be protected during the work.
Can old slate be reused when a roof is replaced?
Sound natural slate can often be sorted and reused, particularly on traditional properties where retaining suitable original material is desirable. Damaged, thin or unsuitable pieces must be rejected and compatible replacement slate may be needed to complete the roof. Each slate needs handling and checking individually, since delamination and fatigue are not always obvious until it is lifted.
Does an old roof automatically need replacing?
No. Age is only one part of the decision. An older natural-slate roof may retain useful life while a newer roof with poor detailing can experience significant problems. The condition of the covering, fixings, battens, flashings and supporting structure is more informative.
What is different about re-roofing a traditional slate property?
Traditional slate work may require careful sorting and reuse of sound slate, compatible replacements, appropriate fixing patterns, sympathetic leadwork and attention to historic roof details. Listed or conservation properties can also require additional consent and documentation before work can proceed, so checking the property status early avoids delays once the roof is stripped.
Repair or replace? How the decision is usually made
The pattern of failure across the whole roof, not the count of visible defects, is what should decide between repair and replacement.
Most homeowners can remain in the property during re-roofing, although noise, access and temporary disruption should be expected. The contractor should explain working arrangements and any areas that need to remain clear.
Re-roofing should be planned in manageable sections with temporary weatherproofing available where needed. Homeowners should understand how exposed areas will be protected overnight and how unexpected poor weather will be handled.
Share what you've noticed and we'll arrange an inspection before recommending works.
