Is Fibreglass Roof Better Than Felt?
- Elite Asphalt Services.
- 23 hours ago
- 12 min read
Choosing the right roofing material for your home or business can feel overwhelming. You want something durable, cost-effective, and long-lasting.
But with so many options out there, how do you make the right choice? If you're torn between fibreglass and felt roofs, you're not alone. This decision can impact the appearance and longevity of your building. It may also change how easy it is to maintain.
Picture yourself feeling sure about your choice. You know you've chosen the best option for your needs. We’ll break down the pros and cons of fibreglass and felt roofing. By the end, you'll have a clearer understanding of which material truly stands out. Don’t make your decision in the dark; read on to find out which roofing solution is best for you.
Fibreglass Roof Benefits
When deciding between fibreglass and felt for roofing, many factors come into play. Fibreglass roofs offer several advantages that appeal to homeowners. These benefits make them a popular choice for both residential and commercial properties. Let’s explore the key benefits of fibreglass roofs.
Durability And Longevity
Fibreglass roofs are known for their remarkable durability and longevity. They can last over 30 years with proper installation and care. This is significantly longer than felt roofs, which may require replacement every 10 to 15 years.
Several factors contribute to the durability of fibreglass roofs:
Material Strength: Fibreglass is a strong, resilient material. It withstands wear and tear.
Seamless Finish: The seamless nature of fibreglass eliminates weak spots. This reduces the risk of leaks.
UV Resistance: Fibreglass resists UV rays. This prevents damage and degradation over time.
This durability translates into cost savings over time. Less frequent replacements and repairs mean less money spent. Homeowners find this a cost-effective solution for long-term roofing needs.

Weather Resistance
A fibreglass roof provides excellent weather resistance. It can handle various weather conditions without compromising its integrity.
Key weather-resistant features include:
Waterproof: The non-porous surface prevents water absorption. This reduces the risk of leaks and water damage.
Wind Resistance: Fibreglass roofs can withstand strong winds. They maintain their structure during storms.
Temperature Tolerance: These roofs are not affected by extreme temperatures. They do not crack or warp.
This reliability in various weather conditions makes fibreglass roofs ideal for different climates. Whether facing heavy rain, strong winds, or intense sunlight, a fibreglass roof stays resilient.
Low Maintenance Needs
Fibreglass roofs are known for their low maintenance needs. This makes them a convenient choice for busy homeowners.
Consider the following maintenance advantages:
Simple Cleaning: A fibreglass roof requires minimal cleaning. A gentle wash with water keeps it looking new.
Resistant to Growth: The surface prevents algae and moss growth. This keeps the roof clean and free from damage.
Few Repairs: The durability reduces the need for frequent repairs. Homeowners spend less time and money on upkeep.
This ease of maintenance means more time enjoying your home. No need for constant checks or repairs. Fibreglass roofs offer peace of mind with their low-maintenance nature.

Felt Roof Advantages
In the roofing world, both fibreglass and felt roofs offer unique benefits. Felt roofing, in particular, is often chosen for its practicality and affordability. Fibreglass roofs are strong and last a long time. But felt roofs also have benefits, which is why many homeowners like them. This section will look at the benefits of felt roofs. They are cost-effective, easy to install, and simple to repair.
Cost-effectiveness
Felt roofing is a budget-friendly option for many. One of its main attractions is its affordability compared to other roofing materials. Here are some points on its cost-effectiveness:
Lower Material Costs: Felt is made from bitumen and fabric, making it cheaper than many other materials.
Reduced Labour Costs: Due to its ease of installation, labour costs are generally lower.
Below is a simple comparison table for the cost of different roofing materials:
Roofing Material | Average Cost per Square Meter |
Felt | £30- £60 |
Fibreglass | £60 - £120 |
Felt roofs provide a cost-effective solution for homeowners. For those on a budget, they are an excellent choice.
Ease of Installation
Felt roofs are known for their straightforward installation process. This can be beneficial for both professional roofers and DIY enthusiasts. Here are some reasons why they are easy to install:
Lightweight Material: The material is easy to handle, making installation quicker.
Simple Tools Required: Basic tools are sufficient for installation, such as a hammer and nails.
Flexible Application: Felt can be easily adjusted to fit different roof shapes and sizes.
These features make felt roofs a convenient option. Quick and easy installation can save both time and money.
Repair Simplicity
Repairing a felt roof is generally simple and straightforward. This is an attractive feature for homeowners who prefer easy maintenance. Here’s why felt roofs are easy to repair:
Easy to Patch: Small damages can be patched quickly without much fuss.
Available Materials: Felt and bitumen are readily available for repairs.
DIY Friendly: With some basic skills, homeowners can often handle minor repairs themselves.
For those who want a roof that is easy to maintain, felt is a reliable choice. Its repair simplicity ensures peace of mind for many homeowners.
Comparative Analysis
Choosing the right roofing material is crucial for homeowners. Two popular options are fibreglass and felt. Each has its advantages, but which is better? This comparative analysis will explore their differences. We will look at lifespan, performance in extreme weather, and aesthetics. This will help you decide the best choice for your home.
Lifespan Comparison
When deciding on roofing materials, lifespan is a key factor. Fibreglass roofs typically last longer than felt. They often have a lifespan of 20 to 30 years. Felt roofs, on the other hand, usually last around 10 to 15 years.
Here’s a simple comparison:
Roofing Material | Expected Lifespan |
Fibreglass | 20-30 years |
Felt | 10-15 years |
Fibreglass is more durable. It resists wear and tear better than felt. This means fewer repairs over time. Felt can deteriorate faster. It might need more frequent maintenance. For longevity, fibreglass is often the better choice.
Performance In Extreme Weather
Weather conditions can test any roof. Fibreglass roofs excel in extreme weather. They are highly resistant to water and wind. This makes them ideal for areas with heavy rain or storms. Felt roofs can struggle in such conditions.
Consider these points:
Fibreglass: Performs well in rain, snow, and high winds.
Felt: More prone to leaks and damage in harsh weather.
Fibreglass also handles temperature changes well. It doesn't expand or contract easily. Felt can warp or crack when temperatures fluctuate. For weather resilience, fibreglass is often superior.
Aesthetic Considerations
Appearance is important for many homeowners. Fibreglass roofs offer a sleek, modern look. They are available in various colours and finishes. This allows for customisation. Felt roofs are more traditional. They have a simpler, utilitarian appearance.
Here’s a quick look:
Fibreglass: Modern and customizable.
Felt: Traditional and plain.
Fibreglass can enhance the curb appeal of a home. Its versatility in design is a significant advantage. Felt is straightforward but lacks the visual appeal of fibreglass. If aesthetics matter, fibreglass is often preferred.
Environmental Impact
Choosing between fibreglass and felt roofing involves considering the environmental impact. Both materials offer distinct advantages. Understanding their sustainability, recyclability, and energy efficiency can guide your decision. Fibreglass tends to be more durable, while felt is often seen as more traditional. Let's explore how each material affects the environment.
Sustainability Of Materials
Fibreglass roofing is made from a combination of glass fibres and resin. These materials are often sourced responsibly, making fibreglass a sustainable option. Its durability means fewer replacements, reducing waste over time. Felt roofing, on the other hand, is typically made from asphalt or bitumen, which are petroleum-based. This means felt has a larger carbon footprint due to the extraction and processing involved.
Consider these points when evaluating sustainability:
Longevity: Fibreglass roofs last longer, reducing the need for frequent replacements.
Resource Usage: Felt involves more fossil fuel use during production.
Environmental Impact: Fibreglass production is less polluting.
A table comparing material sustainability:
Material | Durability | Resource Use |
Fibreglass | High | Low |
Felt | Medium | High |
Recyclability
Recycling is crucial for reducing environmental impact. Fibreglass is less recyclable due to its composition. The glass fibres and resin make it challenging to break down and reuse. Felt has a slight advantage here. It can often be recycled into new roofing materials or repurposed for different uses.
Recyclability considerations:
Complex Composition: Fibreglass is harder to recycle.
Reuse Potential: Felt can be repurposed.
Waste Reduction: Felt recycling reduces landfill waste.
Energy Efficiency
Energy efficiency impacts your environmental footprint. Fibreglass is an excellent insulator. It helps maintain indoor temperatures, reducing heating and cooling costs. Felt roofing offers less insulation, leading to potential energy loss. This difference can affect your home's energy bills significantly.
Energy efficiency factors:
Insulation Quality: Fibreglass offers superior insulation.
Temperature Control: Fibreglass helps maintain stable indoor temperatures.
Cost Savings: Better insulation reduces energy expenses.
A table comparing energy efficiency:
Material | Insulation Quality | Energy Savings |
Fibreglass | High | Significant |
Felt | Low | Minimal |
Installation Process
Choosing a fibreglass roof or a felt roof usually depends on how they are installed. The ease and complexity of installation can greatly affect your decision. Both materials have unique steps and challenges. Understanding these can help you make an informed choice. Let's explore the installation process for each type.
Fibreglass Installation Steps
Installing a fibreglass roof involves several precise steps. This ensures durability and a smooth finish. Here’s a breakdown:
Preparation:Clean the roof surface thoroughly. Ensure it is dry and free from debris.
Decking:Install a suitable plywood or OSB board. This provides a stable base for the fibreglass.
Applying Primer:Apply a primer to the decking. This helps the fibreglass adhere better.
Fibreglass Matting:Lay out the fibreglass matting. Cut it to size, ensuring it fits the roof area.
Resin Application:Mix and apply the resin over the matting. Use a roller for even distribution.
Topcoat:Once the resin cures, apply a topcoat. This adds a waterproof layer and UV protection.
A fibreglass roof, when installed correctly, offers excellent longevity and resistance to weather elements. This process usually requires professional handling due to the precision needed.
Felt Installation Steps
Felt roofing is often seen as a more traditional method. It involves layering felt and bitumen. Here’s how it’s done:
Surface Preparation: Ensure the roof is clean and dry. Remove any old felt or debris.
Underlay: Apply a base layer of felt. Secure it with nails or adhesive.
Heating Bitumen: Use a torch to heat bitumen. This acts as an adhesive for the felt.
Felt Laying: Roll out the felt over the heated bitumen. Press down firmly to secure.
Sealing Joints: Overlap the felt layers. Heat and press to ensure a watertight seal.
Final Layer: Add a final layer of felt for extra protection. This layer is often mineral-coated for durability.
Felt roofs are known for their cost-effectiveness and ease of installation. They are suitable for smaller projects or DIY enthusiasts.
Common Challenges
Both fibreglass and felt roofing have their challenges. Understanding these can help in making a better decision.
Fibreglass Challenges:
Requires skilled labour for proper installation.
Weather conditions can affect curing times.
The initial cost is higher compared to felt.
Felt Challenges:
Prone to damage from extreme temperatures.
Less durable and may require more frequent repairs.
Can be less aesthetically pleasing.
Both materials demand specific conditions for optimal installation. Fibreglass requires precision, while felt needs careful handling of bitumen. These challenges can impact the long-term performance of the roof.
Cost Considerations
Choosing the right roofing material can be challenging. Fibreglass and felt are two popular options. Each offers unique benefits. Cost is a major factor in this decision. Understanding the financial implications can guide you. This article will explore the cost considerations of fibreglass versus felt roofs.
Initial Investment
The initial cost of a roof is crucial. Fibreglass roofs often have a higher upfront cost compared to felt. This is due to the materials and installation process. Fibreglass is durable and requires skilled labour. This increases the initial investment. Below is a table comparing the typical costs:
Roof Type | Cost per Square Meter |
Fibreglass | £70 - £100 |
Felt | £30 - £50 |
Felt is generally more affordable. It's a good choice for budget-conscious homeowners. Fibreglass may cost more initially, but it offers greater durability. This can make it a worthwhile investment over time.
Long-term Costs
When evaluating long-term costs, consider maintenance and lifespan. Fibreglass roofs are known for their longevity. They can last up to 30 years with minimal maintenance. This reduces long-term expenses. Felt roofs, on the other hand, have a shorter lifespan. They may need replacing every 10-15 years.
Fibreglass: Minimal maintenance, lasts up to 30 years.
Felt: Requires regular maintenance, shorter lifespan.
Fibreglass can save money in the long run. Less maintenance and fewer replacements lead to lower overall costs. Felt may incur more expenses over time due to upkeep and replacement needs.
Insurance Implications
Insurance is another cost factor. A roof's durability can impact insurance premiums. Fibreglass roofs are often more resistant to damage. This can result in lower insurance rates. Felt roofs might not offer the same level of protection.
Insurance providers consider several factors when determining premiums:
Durability of the roofing material.
History of roof repairs or replacements.
Weather resistance of the roof.
Fibreglass roofs could lead to savings on insurance. Their durability reduces the risk of claims. Felt roofs may not offer the same advantages. Their susceptibility to wear and tear can lead to higher premiums.
User Experiences
Choosing between a fibreglass roof and felt roofing can be challenging. Every material has its own benefits. But user experiences often give the best insights. Homeowners and builders share their stories, shedding light on durability, aesthetics, and cost-effectiveness. Check out real-life testimonials and expert views on these popular roofing options.
Testimonials On Fibreglass
Fibreglass roofing has gained popularity for its durability and sleek appearance. Users often highlight these features:
Long-lasting: Many users report that their fibreglass roofs have lasted over 20 years without significant wear.
Low maintenance: Owners appreciate the minimal upkeep required, saving time and money.
Weather resistance: Fibreglass handles extreme weather well, providing peace of mind during storms.
Overall, fibreglass users often express satisfaction with the investment. They appreciate the aesthetic appeal and resilience.
Testimonials On Felt
Felt roofing is favoured for its affordability and simplicity. Users have shared positive and negative experiences:
Cost-effective: Many homeowners choose felt for its budget-friendly nature.
Easy installation: Users often praise the straightforward installation process.
Limited lifespan: Some users report needing replacements sooner than expected.
Below is a table reflecting user experiences with felt roofing:
Feature | User Feedback |
Cost | Affordable for most budgets |
Installation | Simple and quick |
Lifespan | Requires more frequent replacement |
Felt users often appreciate the initial low cost but express concerns over durability. Some find frequent replacements inconvenient.
Expert Opinions
Experts weigh in with insights on fibreglass and felt roofing. Their knowledge helps homeowners make informed decisions:
Fibreglass advantages: Experts highlight its durability and resistance to weather as key benefits.
Felt pros and cons: While affordable, felt is noted for its shorter lifespan compared to fibreglass.
Material suitability: Professionals suggest choosing based on climate and usage needs.
Consider this table summarising expert opinions:
Material | Expert Insight |
Fibreglass | Ideal for long-term durability and weather resistance |
Felt | Best for budget-conscious projects with less focus on longevity |
Experts encourage weighing the pros and cons of each material. The decision should align with specific needs and environmental conditions.
Final Thoughts
Choosing the right roofing material can be challenging. Fibreglass and felt are popular choices. Each has unique advantages. Exploring these options is crucial. Let's dive into the final thoughts.
Durability
Fibreglass roofs are known for their long lifespan.They can last over 20 years with minimal maintenance. Felt roofs, while cheaper, may need more frequent repairs. Fibreglass is resistant to weather and wear. Felt can be susceptible to tearing and damage.
Installation Ease
Fibreglass installation requires expertise. It can be complex. Felt roofing is simpler. Many DIY enthusiasts prefer felt. Fibreglass needs skilled labor. This adds to the cost. Consider ease of installation when choosing.
Cost
Felt is more budget-friendly. Initial costs are lower. Fibreglass is pricier upfront. Long-term savings can justify the cost. Reduced maintenance and repair costs balance the investment. Evaluate your budget carefully.
Aesthetic Appeal
Fibreglass offers a sleek, modern look. It enhances home value. Felt has a traditional appearance. Fibreglass comes in various colours. It can match any design preference. Felt is limited in colour options.
Fibreglass is environmentally friendly. It lasts longer, reducing waste. Felt often needs replacement. This increases landfill contributions. Consider the environmental footprint of your choice. Fibreglass may be the greener option.
Weather Resistance
Fibreglass excels in extreme weather. It's waterproof and resists UV rays. Felt can be vulnerable. Heavy rain or sun can damage it. Fibreglass protects your home better in harsh conditions.
Reach out to our team for support or inquiries about Is Fibreglass Roof Better Than Felt

Fibreglass roofs are strong, long-lasting, and give a clean, modern look. Felt roofs are more affordable and quicker to install — a good choice for short-term needs.
Not sure which to choose? It really depends on your budget and how long you want it to last.
At Elite Asphalt Services, we’re happy to help you find the right fit for your home. Get in touch — we’ll guide you every step of the way.
All You Need to Know
What Are The Benefits Of Fibreglass Roofs?
Fibreglass roofs are durable, weather-resistant, and low-maintenance. They provide excellent protection against leaks and UV damage. Compared to felt, fibreglass offers a longer lifespan and greater reliability. It's a cost-effective solution for homeowners seeking longevity and reduced upkeep. Additionally, fibreglass roofs can enhance property value due to their resilience.
How Does Fibreglass Compare To Felt In Durability?
Fibreglass is more durable than felt, offering superior resistance to weather elements. It withstands heavy rain, strong winds, and UV exposure effectively. While felt is prone to tearing, fibreglass remains intact for many years. This makes fibreglass a preferred choice for homeowners seeking lasting roof solutions.
Is Fibreglass Roofing Cost-effective?
Yes, fibreglass roofing is cost-effective due to its long lifespan and minimal maintenance needs. Although initial costs may be higher than felt, it pays off over time. Fibreglass reduces repair costs and frequency, saving money in the long term. Its durability also adds value to your property.
Can Fibreglass Roofs Be Installed Easily?
Fibreglass roofs can be installed with ease by professionals. Installation involves laying fibreglass sheets over a prepared surface. The process is straightforward and quick, ensuring minimal disruption. Proper installation ensures optimal performance and longevity, making it a convenient choice for homeowners seeking efficient roofing solutions.
Comments