Assessing a tiled roof means looking beyond the visible tiles. Underlying layers, fixing, ridges and junctions together determine the useful question for repair or renewal.
What is visible and what is concealed?
Displaced tiles are an observation; the condition of underlay and supports remains unknown. Keep those questions separate.
Record whether the observation is local or occurs across several roof areas. Use a safe position on the street or beside a normally accessible window.
Which transitions belong in the scope?
Ridges, dormers, chimneys and adjoining roofs each have their own junctions. Identify which will be retained, repaired or renewed.
The number of replacement tiles reveals little about these transitions. Ask for a description connecting the components to one another.
When should retention be considered?
An aged appearance is not an automatic reason for replacement. A tidy exterior does not prove that underlying layers function properly either.
For a potentially listed building, check its status before changing appearance or materials. Municipal information helps identify the appropriate next question.
What belongs in a proposal brief?
Collect overview images, known repairs and questions about underlying construction. Mention solar panels and shared ridges or gutters.
Ask how reuse, replacement and unexpected findings will be documented. A traceable plan is more useful than a lifespan promise based on one photograph.
Worth asking
Frequently asked questions
Must old tiles always be discarded?
No. Retention and replacement require assessment of materials and intended continuity.
Can I select a tile profile from a photograph?
An image may help identification but does not prove a matching size or junction. Have the actual component assessed.
Is a permit always required?
This website makes no address-specific determination. Check building status and the proposed work through official information.