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What Is the Cheapest Commercial Roof?

Dec 13


It is not cheap to replace a commercial roof. The most searched item in commercial roofing is cost. Commercial roof costs should be a major concern. However, it is important to do it correctly the first time. This will avoid any frustrations later.

Different types of commercial roofing systems and their costs

Commercial roof buyers are interested in learning about the various types of commercial roofing systems, which one is the best, and the lowest-priced. Below is a list of common roofing types and their average prices.

Single-Ply Membrane Roofing

A single-ply membrane is made up of small pieces of rubber or other synthetics. These can be chemically attached to insulation to form a protective layer over the commercial roof. One of the most popular roofing materials is a single-ply membrane. You can choose from a variety of designs and types to suit your needs.


A 22,000 sq. For EPDM, 20,000 sq. TPO costs are between $3.50 and $6.50, labor included. This commercial roofing option can last for up to 30 years. It also comes with many benefits, such as:


  • Track record: The EPDM system has been in use for many years and allows tracking of field and lab studies.
  • Customers can choose their insulation: A single-ply membrane doesn't include the insulation factor. This gives you the freedom to choose your insulation choice.

Metal roofing

Metal roofing systems are made of galvanized and corrugated steel. However, aluminum and tin can also be used. Because of its lightweight, it can be installed on top of the existing roof with a coating to protect it from rust and provide UV protection.

Costs range from $5 to $10 per square foot. Tin roof prices will vary depending on which type of metal panel you choose.


Metal roofing can last up to 40 years if properly installed. A metal roofing system offers many benefits:


  • Stability Can withstand snow and wind.
  • Energy-efficient Metal roofs are often made from recycled materials.
  • Design: Available in a variety of colors and materials.

Shingle roofing

Shingle roofing is the most popular roofing option for homes and residential buildings. However, it's not suitable for steep-slope commercial roofing. Metal, clay, slate, plastic, asphalt, and other materials can be used to make shingles.


This type of commercial roof costs between $2.50 and $5 per square foot. Per square foot in labor and materials costs. Your roof's overall cost will be affected by the type and style you choose for shingle roofing.


Shingle roofing systems offer many benefits:


  • Durable: Some shingle types are class-rated.
  • Design: Large selection of colors, designs, and styles
  • Simple repair: Repairs are easy.

Built-up Roofing

Built-up roofs are commonly known as tar & gravel roofs. Installing a layer of asphalt and the recommended fabrics on top creates the layer. A final layer of roof construction is made up of stone and gravel.


A commercial roof with a built-up roof costs between $5.50 to $8.50 per square foot in materials and labor. Again, the price will depend on what material you choose.

If properly installed and maintained, a built-up roof system can last for 40 years. It has many benefits, including:


  • Protects against UV rays
  • This continuous solid surface is free from joints and seams. It eliminates vulnerable leakage areas.
  • Installation requires little maintenance

What Affects the Cost of a Commercial Roof?

As discussed below, many factors determine the price of a commercial roof.

The Roof's Size

According to the roofing company Toronto, you will only save money per square foot if you purchase more than 20,000 square feet. Other factors that impact the price of commercial roofing material include:


  • Cost to remove the old roof and any debris.
  • Material transportation costs. These costs typically amount to between 2 and 3 percent of the total project cost.
  • Transport logistics of the material to the roof

Existing Roof Condition

This is another important factor that will impact the final price of your roofing system. There are several options available to deal with your current roof:


  • Prepare for cleaning: Prices range from $0.10 to $0.75 per sq. foot.
  • Install a recovery board on your roof. Prices range from $0.60 to $0.80/sq. ft.
  • Total removal and replacement of the roof: $1-$2 per foot

Access to the Roof

Additional costs will be incurred if the building is not able to access the roof. Due to the man-lift or repelling gear required for proper installation, the roof's height and distance will increase the cost of a Tin Roof.

Type of warranty

There are a few warranties available when you install a new roof system.


  • Manufacturer's Product Warranty: Low cost and coverage
  • Manufacturer HTML3_ HTML4_ HTML5_ HTML6_ HTML7_ Full system warranty : $0.18 - $0.15 per square feet
  • Contractors guarantee: No cost less than $1000


When you are looking for a new roof, it is important to consider the long-term maintenance requirements of your roof. It is possible to sign a maintenance contract for your roof or regularly restore it. These costs should also be considered. This will ultimately save you money and increase the lifespan of your roofing system.

Silicone Restoration Coating

Silicone Restoration Coating can be used as an eco-friendly roofing alternative to re-roofing at $2-$5 per square. ft. The contractor removes the roofing and applies the silicone coating. The contractor repairs all current roof issues and restores the roof's top.

Wrapping up

Commercial roofing can be a significant investment, considering the high costs involved. When shopping for commercial roofing systems, it is important to establish a budget and stick with it. You should also compare the costs of different commercial roofing contractors to find one that offers value for your money.