The short answer
It depends on what you need. A roofer knows how roofs fail, can reach and test the details, and can tell you the repair and its cost. A surveyor offers independent advice with no work to sell, and is often the right choice for a purchase, a dispute or a legal question. For a leak, a repair or a re-roof decision, a roofer is quicker. Many people use both, in that order.
What a roofer brings
A roofer works on roofs every day, and that experience is hard to match. They know how a flashing fails, how a ridge sits when its bedding has given way, how a slate slips and how a valley leaks. They can climb or fly a drone, lift a tile to look at the batten and give you a repair method and a price at the same visit.
That speed and practical knowledge is useful when the roof has a problem you want solved. The limit is that the roofer will usually also be the person who does the repair, and some customers like a view from someone with nothing to sell. A good roofer deals with that by showing you photographs of the fault, so you can check the advice yourself.
Our free survey follows that pattern: we show what is wrong with the actual roof, write it down and give a fixed written quote.
There is one more point about roofers: they differ in what they cover. A tiler may be less used to flat roofs, and a flat roofer may rarely deal with slate. Ask whether the person coming has worked on your type of roof. A specialist spots things a generalist walks past.
What a surveyor brings
A surveyor is trained to assess a whole building, including the roof, and to write a report that can be relied on in a purchase or a dispute. Their findings are independent, because they do not carry out repairs. Some are chartered, and they can comment on structure, damp, timber and condition as a package.
The limit is depth on the roof itself. A general surveyor often looks from the ground or the loft hatch, and may not go onto the roof or test the details. Their report may recommend a specialist roofer to follow up, and that is normal. Our guide on RICS survey levels and roofs explains how far each level goes.
Surveyors also vary. Some are building surveyors who look at everything, while others specialise in damp, timber or structures. If the roof is the main worry, ask whether they have handled roof-specific reports before, and what their usual process is.
Which one suits which situation
Buying a house is the classic case for a surveyor, with a roofer called in if the report flags the roof. A dispute with a builder, a seller or a neighbour also favours independence. An insurance claim may need an impartial report, although a roofer's photographs can support it. For that, see roof reports for insurance claims.
A leak, a storm, a damaged ridge or a decision on repair or replacement calls for a roofer, who can find the cause and fix it. A routine check before the winter or before solar panels also suits a roofer. For a landlord or a managing agent with several buildings, a roofer can offer a regular inspection regime with repairs included.
Where you need both, start with the surveyor if independence matters most, or the roofer if you want to understand the fault first.
Cost differs. A surveyor's report is typically a paid piece of work, whereas a roofer's survey is often free because the repair follows. Neither is better by price alone. Compare what you receive, not what you pay.
Time can decide it. A roofer can often attend sooner, particularly for an active leak, while a surveyor's diary may be fuller.
Getting the best from either
Ask what the inspection will include, whether the loft will be checked and what the report will look like. Ask for photographs. Ask who will do any work that follows, and whether you are free to take the findings elsewhere. A good answer to each is a good sign.
We are roofers, and we say so. We start with a free survey, give you photos of your own roof and a plain written finding, and quote for any work in writing. You are always free to take the findings to someone independent. The full service is set out under roof inspections in Basingstoke.
Whichever route you choose, keep the photographs and the written findings. They are useful to the next person who looks at the roof, whether that is a buyer, a builder or an insurer.
When you ask for either, say what decision the report is for. A report written to help you buy, to settle a dispute or to plan a repair will be written differently, and clarity at the start saves rewriting.
Every roof is different. A free survey with photos settles it for yours.
Get a free survey