Flat Roof Replacement, Bethlehem PA

Flat roofs are a popular choice among commercial property managers and building owners, and for good reason. They are one of the most affordable options and they can increase usable space inside a building by a significant amount. They also offer a convenient storage space just above your facility. However, flat roofs also have their unique challenges. For one, they are prone to pooling water, which can quickly wear on the roof. If you are own or manage a commercial building with a flat roof, you have several options when it comes to your roofing material, each with its own list of pros and cons. The experts at Capital Coating, Inc. can walk you through the choices and help you decide what material is best for your unique situation. Give us a call today at (717) 442-0979. We are eager to help!

Flat Roofing Options


  • Waterproof and durable
  • Extremely long life – as long as 50 years with simple, regular maintenance
  • Wind-, water-, and fire-resistant
  • More susceptible to damage from heavy foot traffic than some other options
  • Installing and repairing flashing around chimneys, exhaust pipes, etc. can be particularly difficult
  • Installation requires a professional.

Modified Bitumen

  • Less seams to deal with than some other rolled-on roofing
  • Easy to install = less labor costs, less chance of error
  • Elastic and flexible, even in lower temperatures
  • Easy to maintain
  • One of the more affordable options
  • Environmentally friendly (can be recycled)
  • Installation can require open flame, which can be a safety concern


  • Extremely strong – Roofs are required to have a minimum breaking strength of 200 pounds per inch. PVC roofs have a minimum breaking strength of 350 pounds per inch.
  • Highly resistant to water damage, chemicals, and wind
  • Difficult to ignite and highly fire-resistant
  • Highly reflective, reducing utility costs and energy waste
  • Material can be recycled after it service life
  • Can last up to 20 years or longer when properly installed and maintained
  • Cannot be used on roofs with any asphalt materials present


  • One of the least expensive flat roof membrane options
  • High resistance to grease and microbial growth
  • Only available in white, which is good for reflectivity
  • Generally last from 10 to 20 years
  • Can be mechanically attached (screwed down) or fully adhered (glued)
  • Poor quality control and consistency from one TPO manufacturer to the next
  • Due to lamination, prone to crack, shrink, and deteriorate more quickly over time
  • Only comes in small rolls, meaning more seams

Roof Coating 

  • Offer good protection from UV radiation
  • Reflect the sun’s rays, translating to lower energy expenditure in the form of heating/cooling costs
  • Can help prevent ponding water and resist erosion
  • More cost effective than replacing your roofing material
  • Prone to holding dirt, reducing their effectiveness
  • Susceptible to tearing under heavy foot traffic
  • Expensive to remove

As with every job we undertake, prior to installation, we will have a reputable, reliable technician visit you on-site to assess the condition of your roof and discuss your needs and expectations. This will allow us to help you select the flat roof material that will best serve you and your facility. If you are in need of a flat roof replacement, we hope you will call us at (717) 442-0979.