Understanding How To Apply Liquid Roof Over Asphalt Roof Shingles

Understanding How to Apply Liquid Roof Over Asphalt Roof Shingles

A home is supposed to be the most comfortable place for you and your family. Therefore, the asphalt roof shingles over your home should be functional. The roof is the most critical part of the home. So when it fails by leaking, it disrupts your home’s comfort. One good thing is that certain waterproof methods fit best, no matter the roofing material you use for your roof. This article will see if liquid roofing is perfect for asphalt shingles.

Is Liquid Waterproofing Perfect for Asphalt Roof Shingles

Here are some analyses of asphalt roof shingles and applying liquid roofs over them. 

Asphalt Roof Shingles

Asphalt roof shingles are primarily used for roof covering by most homeowners. The shingles are laid out or installed by using the overlap method. Shingles are manufactured to be flat and rectangular. However, there are different squares and horizontal designs for homeowners’ choice. Asphalt shingles provide weather resistance and versatility. Also, it is effortless to install and cost-effective. However, with all these qualities, asphalt shingles tend to drop quality after being faced with several elements. One of the issues encountered is roof leaks. Hence, the importance of waterproof protection. 

Understanding Liquid Roofing 

Liquid roofing is one of the solutions used to waterproof a roof. It is commonly done by applying a specific liquid roof over the external roof material. One lovely thing about liquid roofing is that it can be used for most roof designs. This waterproofing process involves applying a monolithic coating that is fully bonded and liquid-based. After application, the coating formed is rubber-like and looks like an elastomeric waterproof membrane. The membrane is self-flashing, adhesive and seamless. Liquid roofing can be applied over new or existing roofs. Also, it can last up to 25 years with due maintenance. There are different kinds of liquid roofing, with their specific application method. 

Equipment for Applying Liquid Roofing

Liquid roofing has been a good solution to many homes that have experienced roof leaks. It also works best on several roof materials, including asphalt roof shingles. Elastomeric Acrylic roof coating is the type of liquid roof recommended for asphalt roofing. The method of applying this liquid roof is simple. Also, the equipment needed for the application is not hard to get within the home. However, you would need the assistance of a professional roofer to do this for you. Acrylic asphalt sealant, water, bleach, pump spray, paint roller, garden hose, and a plastic push brush are all needed to carry out the application. 

Method of Application

Before applying the liquid roofing, if you have plants within the home, spray them with water using the garden hose. This will serve as protection over them. 

  • First, spray the roof with water to make it damp. 
  • Add one part of the bleach and 3 parts of the water to the spray pump. 
  • Also, spray this mix evenly over the roof. 
  • Allow the spray to sit for about 15 minutes. 
  • The spray will break up mold, oil and grease during this period. 
  • After waiting, scrub the shingles with a brush, and rinse with water. 
  • Then allow the roof to dry completely. 
  • Stir the asphalt sealant and turn it into the spray pump. 
  • Spray it evenly over the asphalt shingles. 
  • Now, softly roll the sealant with the paint roller into the shingles. 
  • Allow it to dry and do a second coating. 


It is necessary to apply leak preventive measures over your roof. Even new asphalt roof shingles installation will get old with time. Therefore, it is better to apply liquid roofing to double up its protection against leaks. This method is effective and cost-effective. You can seek more advice from your roofer to know the perfect preventive measure against leaks in your home.