What type of roof do commercial buildings have?

Owners have many types of flat roofing materials and membranes to choose from – rubber rolled roofing, EPDM, PVC, TPO, bitumen, modified bitumen and built-up roofing. While there are many different color choices to choose from with roofing membranes, however many building owners choose to stick with white.

What is a two layer roof?

Two layers of shingles trap more heat, which in turn damages the shingles and shortens the life span of the roof. Adding a second layer could compromise the structure of your roof. Problems fixing leaks: A second layer of shingles only complicates the job when a roofer is trying to fix a leak.

What is the most common type of commercial roof?

6 Most Common Commercial Roofs and Roofing Materials

Built-Up Roofing (BUR) Membrane.
Metal Roofing.
Modified Bitumen Roofing.
Thermoset (EPDM) Roof Membrane.
Thermoplastic (PVC & TPO) Roof Membrane.
Garden “Green” Roofing System.

How many layers of roofing do you need for a commercial roof?

According to building code, you can only have two roofing layers on a commercial roof. If you have two layers, and want to install a roofing system over top, that will not comply with building code.

What kind of roofing is used in commercial buildings?

Along with a select number of other well-known manufacturers, IKO Industries offers a full line of asphalt based commercial roofing systems. A long-dependable choice for low slope roofing, asphalt falls into three basic categories: Built Up Roofing, Modified Bitumen and Hybrid Systems (a combination of Mod Bit and BUR).

What are the different types of flat roofing systems?

While not on the list in terms of market share, another roofing system should be mentioned – the vegetative or “green” roof. These roofs have living plants that are typically installed in tray systems on the top of the flat roof surface. Vegetative roofs can effectively provide an advantageous means for storm water control.

Is it OK to tear off layers of roofing?

Tearing off the old roofs does have many advantages as well. The weight of the roof is of concern, roof trusses and decks are only able to hold up so many layers of roofing. Adding more weight than your roof is designed for can cause structural damage to the building and cause a dangerous situation for anyone in it.

Is it OK to put three layers of roofing on a flat roof?

For many years it was acceptable to put even the third layer. On most flat roofs such as EPDM, TPO, or modified it is perfectly acceptable to two layers of roofing. However, in almost all areas it is not acceptable to install more than two layers of roofing on any commercial building. Why would you want to recover vs tear off?

Along with a select number of other well-known manufacturers, IKO Industries offers a full line of asphalt based commercial roofing systems. A long-dependable choice for low slope roofing, asphalt falls into three basic categories: Built Up Roofing, Modified Bitumen and Hybrid Systems (a combination of Mod Bit and BUR).

While not on the list in terms of market share, another roofing system should be mentioned – the vegetative or “green” roof. These roofs have living plants that are typically installed in tray systems on the top of the flat roof surface. Vegetative roofs can effectively provide an advantageous means for storm water control.

How much does it cost to install a commercial roof?

Often comes with “lifetime” warranties. For an average commercial roof, it will usually cost between $2.50 and $5.00 per square foot* in materials and labor to install a typical shingle roofing system. This price range can change depending on the type and style of the shingles you choose.