Which roof coating is best?

Which roof coating is best?

Polyurethane coatings provide the best rates of all coatings for impact resistance and for foot traffic. There are two types of polyurethane roof coatings: aromatic and aliphatic. These types of materials are typically used in combination of base coat and topcoat.

Can you recoat elastomeric roof coating?

Acrylic elastomeric coatings, on the other hand, can be easily recoated and applied to various substrates. Both options provide a white (cool) roof, seamless membrane of waterproofing protection.

How long does an elastomeric coating last?

10-20 years
But how long do elastomeric roof coatings last? Elastomeric roof coatings will perform for 10-20 years depending on the initial application thickness. For a 10-year warranty, 20 mils of elastomeric roof coating will need to be applied.

How often should I coat my roof?

Typically, a built-up roof will need routine maintenance and re-coating every 4-6 years. Ponding areas may need more frequent re-coating. Built-up roofs should be checked at least once a year for developing issues.

Will elastomeric roof coating stop leaks?

Elastomeric coatings are effective in sealing roof leaks and preventing existing damage from worsening. Since they are durable and have a range of beneficial properties, they can be applied to the roof during any season.

Does elastomeric roof coating need a primer?

National Coatings fortunately has a quick and easy solution for Single-Ply – the AcryShield A502 elastomeric roof coating. A502 allows for direct and tenacious adhesion to the Single-Ply membrane without the need for a primer or etching rinse.

Which elastomeric roof coating is best?

Acrylic. Acrylic roof coatings are among the most durable and inexpensive elastomeric coatings in the industry. Comprised of high solids emulsion polymers and potent biocides, these highly reflective coatings are ideally suited for extreme UV climates and provide superior resistance to mildew and dirt accumulation.

How do I prepare my roof for elastomeric coating?

The best way to get your roof ready for elastomeric coating is to remove large debris by hand or with a pushbroom or blower. Then use a pressure washer to clear away leftover dirt and grime on the surface. If you do use a pressure washer, make sure you allow your roof to dry completely before continuing.

What is the difference between roof coating and roof sealant?

Sealant is used to create a watertight seal along the roof’s edges and around air vents, vent pipes and screw heads. A fiberglass roof coating is used to cover the entire roof. The purpose of the coating is to fill in any visible cracks and to create a smooth, watertight surface to protect against leaks.