If you are looking for a durable and affordable roofing material for your home or building, you might want to consider corrugated roofs.
Corrugated roofs are made of metal or plastic sheets that have a wavy pattern that helps shed water and snow.
They are easy to install and can last for decades with proper maintenance.
In this article, we will explain what corrugated roofs are, what types are available, what sizes they come in, and how much the corrugated roof price in the Philippines.
What is a Corrugated Roof?
A corrugated roof is made of metal or plastic pieces that have ridges and valleys that run parallel to each other.
It is safe, lasts a long time, and is easy to put together with screws. The waves help the water flow away.
It is easy to use, doesn’t weigh much, and comes in many different kinds. Corrugated roofs are often used on homes and businesses because they last a long time and are inexpensive.
People like them because they are strong, have a unique look, and can be used for different things like roofs, siding, ceilings, and fencing.
Corrugated Roof Standard Size
A corrugated roof sheet is usually 8 feet by 4 feet (2.44 meters by 1.22 meters) and covers 32 square feet (2.97 square meters).
However depending on the type of roof, the width can be either 760 or 1105 millimeters wide.
Also, depending on the corrugation pattern, the effective width, which is the part that overlaps with the next sheet, can be anywhere from 740 to 955 millimeters.
When figuring out coverage, it’s important to think about overlapping and make sure that each piece overlaps by a few inches for proper placement.
Type of Corrugated Roof
There are different kinds of corrugated roofs, and each has its own traits:
1. Bitumen Roofing Sheets
Made of organic fibers coated with bitumen, these sheets are flexible, waterproof, and immune to fire. They are perfect for carports, sheds, and garages.
2. Metal Roofing
These sheets of galvanized iron or steel are strong, lightweight, and immune to rust and corrosion. Most warehouses and farm buildings have them.
3. Polycarbonate Roofing Sheets
Polycarbonate sheets can be clear or see-through. They are very strong, resistant to UV light, and can be used for things like greenhouses and windows.
4. PVC Corrugated Sheets
PVC sheets are light, waterproof, and easy to install. They can be opaque or semi-transparent. They are an inexpensive way to roof a house.
5. Corrugated Fiber Cement Roofing Sheets
These sheets can be used for many different things. They are made of cement mixed with fibers, which makes them durable, resistant to fire, and resistant to termites. They are perfect for both homes and businesses.
Corrugated Roof Price List
The price of corrugated roof in the Philippines depends on the type, material, gauge, size, and supplier of the roof.
The table below shows some indicative price for different types of corrugated roof in Philippines
| Type | Material | Gauge | Price per foot |
|---|---|---|---|
| Bitumen | Fiber | 2 mm | ₱80 |
| Metal | GI | 0.4mm | ₱120 |
| Metal | GI | 0.5mm | ₱150 |
| Metal | GI | 0.6mm | ₱180 |
| Metal | Pre-painted GI | 0.4mm | ₱468 |
| Metal | Pre-painted GI | 0.5mm | ₱552 |
| Metal | Pre-painted GI | 0.6mm | ₱652 |
| Polycarbonate | Plastic | 0.8 mm | ₱200 |
| PVC | Plastic | 1 mm | ₱100 |
| Fiber Cement | Cement | 6 mm | ₱300 |
These prices may vary depending on the location, quantity, quality, and availability of the roof.
It is advisable to ask for quotations from multiple suppliers before buying a corrugated roof.
Advantages and Disadvantages of Corrugated Roofs
When thinking about using a metal roof, you should think about the pros and cons:
Pros:
- Durability: Corrugated roofs are very sturdy and can stand up to rain, wind, and hail, among other things.
- Cost-effective: These roofs are inexpensive and will save you money on installation and upkeep.
- Corrugated roofs are easy to install and can be changed to fit any shape or size of roof.
- Versatility: They come in a variety of styles, materials, colors, and designs, so you can pick one that fits your tastes and style.
- Long-lasting: Corrugated roofs last a long time because they are strong, don’t rust, and can stand up to bad weather.
- Lightweight: The fact that they are light makes them useful for building.
- Low care: Corrugated roofs usually don’t need much maintenance, which makes upkeep easier and cheaper.
Cons:
- Noise: Because of how the material works, corrugated roofs can make noise when it rains or when there are strong winds.
- Possible leaks: Corrugated roofs can leak if they aren’t put on right or if the seals and screws wear out over time.
- Fading and corrosion: Prolonged exposure to strong sunlight or saltwater can cause the surface of the roof to fade or rust.
- Cleaning and fixing: It can be hard to clean or fix a broken or stained corrugated roof.
- Structure: Metal corrugated roofs can be heavy and need a strong building structure to hold them.
- Initial Analysis: Analyzing the building’s structure before putting up corrugated pieces may cost more.
When choosing corrugated roofs, think about these things and make sure they fit your needs and the situations where you live.
Things You Should Know About Corrugated Roofs
- What is a roof with waves on it? Corrugated roof is a wavy metal sheet attached to the roof with screws.
- What’s the point of a roof with waves in it? Corrugated roofing provides durability and protection for various applications, including siding, roofing, and agricultural and commercial buildings.
- How long does corrugated roofs last? Corrugated roofing can last over 50 years in mild climates, but may need repairs or replacement after about 30 years in extreme weather conditions.
- Does rust form on metal roofs? Metal roofs, including corrugated roofing, can rust, but applying a protective coating helps prevent oxidation and rust formation.
- Which is better: a roof with a long span or corrugated roof? Pre-painted long span metal roofs offer better aesthetics and eliminate the need for painting compared to unpainted corrugated roofs.
