Key Takeaways
- Flat roofs in Colorado face extreme weather; replacement may be more cost-effective than repeated repairs.
- TPO, EPDM, and PVC are top flat roofing materials for performance and longevity.
- Replacement costs range from $12 to $25 per sq ft depending on material.
- Choosing the right material ensures durability against Colorado’s sun, snow, and hail.
- Apex Restoration & Roofing delivers trusted results with Colorado-tested systems and expert, certified installation.
When to Consider a Flat Roof Replacement
While flat roofs are durable, they don’t last forever. Here are key signs it might be time for a replacement rather than just another repair:
- Frequent leaks after repairs: Repeated leaks suggest underlying issues that patches won’t fix. It’s a sign the roof may need to be replaced.
- Membrane shrinkage or cracking: Over time, exposure to the elements can cause the roofing membrane to shrink or crack, leaving gaps that allow water to enter.
- Pooling water that doesn’t drain: Stagnant water indicates poor drainage, which can damage the roof structure and lead to leaks over time.
- Roof age (20–30 years): Most flat roofs need replacing after 20–30 years. If yours is nearing this age, it’s time to assess its condition.
- Severe storm damage: Storms, especially hailstorms in areas like Thornton or Loveland, can cause damage beyond repair, making a full replacement necessary.
A professional roof inspection can help determine if replacement is the best solution, offering long-term protection for your home or business.
| Apex Restoration & Roofing: Your Roofing Specialists in Colorado Located in Englewood, Colorado, Apex Restoration & Roofing offers expert residential and commercial roofing services. With over 27 years of experience, we specialize in roof replacements, repairs, and storm damage restoration, using only the highest quality materials. Our A+ BBB rating and a 5-star rating on Google from satisfied customers ensure your project meets the highest standards of quality and satisfaction. See the Apex difference today! |
Best Flat Roof Replacement Materials
1. TPO (Thermoplastic Polyolefin)
TPO is a top choice in Colorado due to its reflective surface that helps reduce cooling costs. It’s heat-welded at the seams, offering excellent protection against leaks.
Best for: Large commercial buildings prioritizing energy efficiency.
2. EPDM (Rubber Roofing)
EPDM is highly flexible and resists both UV damage and hail impact, making it ideal for Colorado’s weather. It’s also easy to install on existing flat structures.
Best for: Residential or commercial buildings needing a reliable, low-maintenance solution.

3. Modified Bitumen
A reliable and cost-effective option, modified bitumen uses layered protection against water and physical damage. It’s a popular choice for simpler roofs.
Best for: Budget-conscious projects or older buildings with straightforward designs.
4. PVC (Polyvinyl Chloride)
Durable and resistant to chemicals, PVC is commonly used on commercial properties. It’s highly waterproof and offers heat-reflective benefits.
Best for: Commercial kitchens, warehouses, and properties exposed to grease or chemicals.
5. Metal Roofing (for low-slope applications)
Standing seam metal roofing is an excellent upgrade for low-slope flat roofs that is durable, long-lasting, and has a strong curb appeal.
Best for: Long-term property owners looking for durability and style.
Flat Roof Replacement Costs in Colorado
Flat roof replacement costs vary based on size, material, and labor, but here’s a general breakdown of the most common options:
| Material | Cost per Sq Ft | Lifespan |
| TPO | $15–$25 | 20–30 years |
| EPDM | $15–$25 | 20–40 years |
| Modified Bitumen | $12–$18 | ~20 years |
| PVC | $15–$25 | 20–30 years |
| Metal Roofing (Flat/Low Slope) | $12–$18 | 40–70+ years |
Note: Pricing estimates are for general guidance only and may vary based on factors like location, labor rates, roof condition, and material availability.

Why Material Choice Matters in Colorado
Colorado’s extreme climate—intense sun, heavy snow, and frequent hailstorms—requires roofing materials that can handle it all. Flat roofs in the state need:
- UV-resistant membranes to endure the harsh sun and high-altitude exposure.
- Flexible systems that can withstand Colorado’s freeze-thaw cycles without cracking.
- Seam protection to prevent leaks, especially during snowmelt when water can find its way through weak spots.
- Effective drainage systems to ensure water doesn’t pool, which can lead to leaks and structural damage.
Why Choose Apex for Your Flat Roof Replacement?
For flat roof replacement in Colorado, you need more than just a contractor; you need a partner who understands the unique challenges of our climate. Apex Restoration & Roofing takes a personalized approach to every project, balancing long-term value and protection with your home’s specific needs.
Our team specializes in both FORTIFIED roof installation and Colorado-specific materials designed to withstand hail, snow, and intense sun exposure. With years of experience in Colorado’s tough weather conditions, Apex delivers reliable, high-performance solutions that will last.

We guide you through every step, from your comprehensive home assessment to recommending materials that align with your budget and goals. Our certified installation techniques ensure that your roof can stand up to even the harshest storms. Plus, our customers consistently report insurance savings and peace of mind knowing their homes are well-protected.
Ready for a roofing solution that works for you? Contact Apex Restoration & Roofing today at 303-691-5035 or visit our website for a free quote and consultation!
Get a free quote from us today!
Frequently Asked Questions (FAQs)
How long does a flat roof replacement take?
A flat roof replacement typically takes 3–5 days, depending on the roof size, material choice, and weather conditions. More complex projects may require additional time.
Is insulation included in a flat roof replacement?
Yes, most flat roof replacements include upgrading or adding insulation to enhance energy efficiency. This helps with temperature regulation and reduces long-term heating and cooling costs.
Can I install solar panels on a new flat roof?
Yes, solar panels can be installed on new flat roofs. Materials like TPO, PVC, and EPDM are compatible with solar systems when properly installed, offering both energy efficiency and sustainability.
What’s the best time of year to replace a flat roof in Colorado?
The best time for flat roof replacement in Colorado is from late spring to early fall, when temperatures are moderate and there’s less chance of snow, heavy rain, or freezing conditions.
Will insurance cover flat roof replacement?
If storm or hail damage caused the issue, insurance may cover the cost. Apex Restoration & Roofing helps homeowners process claims, from inspection to paperwork, making the process stress-free and ensuring you get the coverage you deserve.

