Blog>Cost Guides>Weather coat paint prices
Last updated: 20 September 2024
Weather coat paint prices
The elements could be putting your home at risk. If you’re concerned that your home isn’t holding up against Mother Nature, weather coating is an option. Let's look at weathercoat paint prices.

In this article you'll find:
Weather coating offers long-lasting protection from the weather. It can also help reduce the wear and tear on your home.
Even mild weather can impact your home's appearance and structural integrity over time, so you might consider weather-coat paint a worthwhile investment.
What is the cost of weather coat paint?
Weather coat paint costs depend on the part of your house that needs coating, the paint type, and ease of access.
Take a look at our table to see how much your project might cost.
Unit | Type | Price low | Price high |
---|---|---|---|
Typical UK Roof | Waterproof liquid plastic coating | £1,200 | £3,600 |
Typical UK Roof per m² | Waterproof liquid plastic coating | £40 | £60 |
Wall weatherproofing | Clear waterproof coating | £1,000 for a small terrace with easy access | £5,000 for a detached house or complex job |
Last updated: September 2024 Our costs are ballpark averages - get a local tradesperson to quote now |
See the tradespeople we've checked and recommend for your job
Factors affecting the cost of weather coating
Weather coat paint prices vary depending on several factors, such as:
1. Types of weather coating
Various weather coat paints offer different levels of protection and durability. Which means prices can vary.
You might pay more for high-quality coatings that are:
Waterproof
Heat-resistant
UV-resistant
Durable
Anti-fungal
Anti-algae
These weather coat paints are a sound investment if you live in a coastal, rainy, humid or extreme weather location.
2. Labour costs
For best results for your paint application - hire a professional tradesperson or company specialising in exterior painting and weatherproofing.
Labour costs for weather coating vary depending on the:
Location
Surface area
Expertise needed
Experience
Ease of access
For example, weather coating on hard-to-reach areas like rooftops may require scaffolding.
3. Surface area
The surface area to be painted is one of the biggest factors in weathercoat paint prices.
Larger surfaces like roofs and exterior walls will need more paint.
4. Number of coats
Your home may need multiple coats of weather-coating paint for long-lasting results.
This is usually the case for areas with extreme weather, like the north of Scotland.
5. The condition of surfaces
If your home has been battered and damaged by extreme weather, you may need to prep damaged or rough surfaces.
This prep work may involve;
Cleaning
Repairs
Priming
Weather coat paint price 20 litres
The price for weather coat paint per 20 litres depends on the retailer and type of paint.
If you can, choose premium weathercoat paint. Make sure it comes with waterproofing, anti-fungal, and UV-resistant properties for more durability.
But standard weather coat paints might suit your area and budget.
What is weather coat paint used for?
Weather coat paint protects the exterior of homes and buildings.
It protects your home from wind, rain, and extreme weather or temperatures. All of which can cause considerable damage over extended periods.
Some of this damage includes:
Roof leaks
Water ingress
Spalling
Foundation issues
Cracked paint
Faded paint
Weaked roofing materials
Protective measures like roof and wall coating can help minimise these weather-related issues.
Coating the exterior of your home also helps with:
Preventing mould and algae growth
More durability for more long-lasting results
Anti-cracking due to paint flexibility
UV protection for anti-fading
Types of weather coating services
Depending on your climate and property, consider these types of weather coating;
Wall coating has anti-fungal properties to protect your exterior walls from rain, wind and cracking
Roof coating protects your home from leaks and damage from the sun, extending the life of your roof
Waterproof coating stops water seeping into your walls and foundations - it's great for rainy areas
Heat-resistant coating reflects sunlight which is perfect for super sunny areas
Anti-fungal or algae coating protects homes in damp areas from mould and algae

Types of paint for weather coating
You can consider or discuss these weather coat paint choices with a tradesperson.
Acrylic paint, although not wholly waterproof, is long-lasting, water-resistant, and unlikely to crack
Elastomeric paint is perfect for extreme weather - it has an elasticity that provides excellent waterproofing and anti-cracking capabilities
Silicone-based paint suits homes in humid or coastal areas as it's waterproof and resistant to contaminants
Bituminous paint is corrosion-resistant and has adhesive properties, so it can be used for weatherproofing most structures
Polyurethane paint is hardy, long-lasting, and best suits metal surfaces and roofs
Whichever exterior paint you choose, weather-coating your home can help you avoid costly repairs and extend the life of your property.
Key takeaways
Wall coating can cost between £1,200 -£3,600
Roof coating can cost between £1,000 for a small terrace with easy access -£5,000 for a detached house or complex job
Weather coat paint can provide weather protection against wind, rain, UV, humidity and extreme temperatures
Look for common signs of weather damage, such as mould, cracked paint and leaks
Get multiple quotes to compare
See the tradespeople we've checked and recommend for your job
See the tradespeople we've checked and recommend for your job