Replacing your roof is one of the most significant investments you will make in your property. It provides massive peace of mind, instantly boosts kerb appeal, and secures your home against the brutal South Wales weather for decades to come.
But when homeowners call us at Eagle Eye Roofing & Building, the first question they usually ask is: "Roughly, how much is this going to cost?"
While every roof is unique, we believe in complete transparency. Below is a realistic breakdown of what you can expect to pay for a full roof replacement in Swansea, Neath, Port Talbot, and surrounding areas in 2026.
Average Costs by Property Type
The size and shape of your roof are the biggest factors dictating the price. More square meterage means more materials and more days of labour.
- Mid-Terraced House: £4,500 – £6,000
- Semi-Detached House: £5,500 – £8,000
- Large Detached House: £8,000 – £12,000+
Note: These are average estimates for standard interlocking concrete tiles. Opting for natural Welsh slate will increase the material costs significantly.
What is actually included in that price?
A professional re-roof is not just slapping new tiles on top of old ones. A legitimate quote from a reputable roofing company will include several major components:
1. Scaffolding
Working at heights requires strict health and safety compliance. Scaffolding usually needs to surround the property to allow safe access and material loading. Depending on the size of your home, scaffolding alone can cost between £600 to £1,200.
2. Stripping & Waste Removal
Before new materials go on, the old roof must be completely stripped back to the bare timber joists. This creates tonnes of heavy waste (old tiles, perished felt, rotten battens) which requires commercial skips to remove legally.
3. Modern Membranes & Timbers
We never reuse old battens. Your quote includes rolling out a high-tech, breathable waterproof membrane across the entire roof, followed by fixing brand-new, treated timber battens.
4. Materials & Labour
This includes your chosen tiles or slates, new ridge tiles, cement work (or a modern dry-ridge system), and the skilled labour of a certified roofing team to install it flawlessly over 3 to 5 days.
Why you should avoid the "Cheapest" Quote
It is tempting to go with a roofer who knocks on your door offering to do the job for thousands less than a professional quote. However, cheap roofs end up costing double.
Rogue traders cut costs by:
- Re-using old, rotting timber battens beneath the new tiles.
- Using cheap, non-breathable felt that causes massive condensation in your loft.
- Using tape instead of proper lead flashing around your chimney.
- Asking for "cash upfront for materials" and then vanishing.
The Eagle Eye Promise
We operate a strict Zero Upfront Payment policy. You do not pay a single penny until your new roof is completely finished, the scaffolding is down, and you are 100% satisfied.
Get an Exact Price for Your Home
The only way to know exactly how much your new roof will cost is to have a professional survey the property. We need to check access, measure the exact square meterage, and inspect the condition of your chimney and roofline.
At Eagle Eye Roofing & Building, we provide completely free, zero-obligation site surveys and written quotations across Swansea, Neath, Port Talbot, Llanelli, and Bridgend.