DIY vs Professional Chimney Flashing Installation: Which is Better?

July 2, 2022

When it comes to chimney flashing installation, homeowners have two options: DIY or professional installation. While a DIY approach may seem like a cost-effective solution, it may not be the best choice in the long run. Professional installation, on the other hand, may seem more expensive, but it comes with many benefits. So which is better: DIY or professional chimney flashing installation? Let’s explore the advantages and disadvantages of both options.

DIY Chimney Flashing Installation

Installing chimney flashing on your own may seem like a good way to save money, but it’s important to remember that this is not an easy task. It requires a lot of knowledge, skill, and experience. Here are some advantages and disadvantages of DIY chimney flashing installation:


Cost-effective: As mentioned earlier, the primary advantage of DIY installation is cost-effectiveness. You don’t need to pay for the services of a professional, which can save you a lot of money.

Flexible Schedule: When you do it yourself, you have control over the timing of the job. You don’t have to wait for an appointment with a professional and can complete the task at your own pace.


Lack of Knowledge and Expertise: Installing chimney flashing is complex work that requires knowledge and expertise. If you don’t know what you’re doing, you can make a mistake that could cause problems such as leaks, which can be costly to fix.

Safety Concerns: Chimney flashing installation requires climbing onto the roof, which can be dangerous if you’re not experienced. Falling off a roof can result in serious injuries and even fatalities.

Tools and Equipment: You need specialized tools and equipment to install chimney flashing correctly. These can be expensive to purchase or rent, and if you don’t have the right tools and equipment, you won’t be able to do the job properly.

Professional Chimney Flashing Installation

Professional chimney flashing installation comes with a host of benefits that DIY installation cannot offer. Here are some advantages and disadvantages of professional installation:


Experience and Knowledge: Professional installers have a complete understanding of the technical aspects involved. They have the knowledge and experience necessary to ensure that the job is done correctly, preventing leaks and ensuring Chimney flashing that your chimney is safe to use.

Better Quality Work: Professional installers have access to specialized equipment and materials needed for the job. They are skilled in installing different types of flashing and can provide a higher level of quality work.

Safety: Professionals have the necessary equipment, gear, and experience to work on a roof and ensure their safety while on it.

Warranty: Many professional installers offer warranties to guarantee their work, which covers any problems that occur in the future.


Cost: The main disadvantage of professional chimney flashing installation is its cost. Professional installation can be expensive, especially if you factor in other costs, such as tearing off old flashing.

Appointment Schedule: Availability is another issue when it comes to professional installation. You may have to wait for a few days or weeks to get an appointment with a professional installer.

DIY vs Professional Chimney Flashing Installation: Which is Better?

While a DIY approach may seem appealing, professional chimney flashing installation is the better option. The advantages of professional installation, such as experience, knowledge, better quality work, safety, and warranties, far outweigh the cost of the job. Don’t compromise the safety and structural integrity of your home by attempting to do it yourself. Leave chimney flashing installation to the professionals.