How to Reshingle Your Roof: A Complete DIY Guide

Embarking on a roofing project, such as reshingling your roof, can seem daunting. However, with the right preparation, tools, and understanding, it’s a manageable DIY task. I recently had the opportunity to reshingle my garage roof, and I’m sharing my experience to help you avoid the common pitfalls and ensure a successful outcome. This guide provides a comprehensive overview of the process, from assessing your roof’s condition to the final touches.

Reshingling a roof isn’t overly complicated, provided you have the necessary tools and the roof’s slope isn’t too steep. If you’re dealing with a relatively small area, it’s a feasible project to undertake yourself. However, be warned: it’s physically demanding work. For my small garage, covering approximately 450 square feet of roof, it took two full days, even with assistance. Planning and preparation are key to minimizing challenges and ensuring a smooth process.

Essential Tools for Your Roofing Project

Having the right tools will significantly impact the efficiency and quality of your reshingling project. Here’s a list of essential tools you’ll need:

Nail Gun: A nail gun is crucial for quickly and securely fastening shingles. Unless you’re exceptionally skilled with a hammer, a nail gun will save you considerable time and effort. Renting one from a local hardware store is a cost-effective option. Expect to pay around $50 per day for a rental.
Shingle-Cutting Blade: This specialized tool, resembling a box cutter with a curved blade, is designed for efficiently cutting through asphalt shingles. It provides clean and precise cuts, essential for achieving a professional finish.
Pitchfork (or Shingle Removal Tool): A pitchfork or a dedicated shingle removal tool is necessary for efficiently removing old shingles. These tools allow you to lift and remove shingles quickly, saving time and effort during the initial stage of the project.
Hammer: While a nail gun is primary, a hammer is still needed for those tight spots or for manually securing shingles.
Measuring Tape: Accurate measurements are essential for properly aligning and overlapping shingles.
Chalk Line: Use a chalk line to create straight guidelines for laying shingles, ensuring a consistent and professional appearance.
Safety Glasses: Protect your eyes from debris and flying nails.
Work Gloves: Protect your hands from sharp shingles and rough surfaces.
Roofing Boots: Roofing boots provide better traction and stability on sloped surfaces, enhancing safety.
Ladder: A sturdy ladder is essential for accessing the roof safely. Ensure the ladder is properly secured and extends at least three feet above the roofline.

Essential Tips for a Successful Roofing Project

Before you begin, consider these valuable tips to ensure a smooth and successful reshingling project:

Safety First: Roofing can be dangerous. Always wear appropriate safety gear, including safety glasses, work gloves, and roofing boots. Use a secure ladder and consider using a safety harness, especially on steeper roofs.
Extra Support: Keep extra 2x4s readily available to use as temporary stops. These prevent you from sliding down the roof, especially when working with a nail gun.
Weather Considerations: Choose a warm day for your roofing project. Warm temperatures make shingles more pliable and easier to work with. However, avoid excessively hot days, as shingles can become scorching in direct sunlight.
Strategic Starting Point: Begin laying shingles in the middle of the roof and work your way outward towards the edges. This approach makes it easier to correct your alignment if you deviate from the intended line.
Plan Ahead: Before you start tearing off old shingles, make sure you have all the materials you need on hand. Nothing is worse than stopping mid-project to run to the store.
Check the Weather Forecast: Don’t start a roofing project if there’s rain in the forecast. Getting caught with an exposed roof can lead to significant water damage.

Step-by-Step Guide to Reshingling Your Roof

Follow these steps to reshingle your roof effectively:

Remove Old Shingles and Inspect the Roof Decking: Begin by tearing off the old shingles using a pitchfork or shingle removal tool. Once the old shingles are removed, thoroughly inspect the roof decking for any signs of rot or damage. Replace any rotted or damaged boards to ensure a solid foundation for the new shingles. While it’s possible to roof over the old asphalt, it’s generally not recommended as it can conceal underlying problems and reduce the lifespan of the new shingles.
Install Felt Paper and Aluminum Flashing: After preparing the roof deck, lay down a layer of felt paper (also known as roofing underlayment). This provides an additional layer of protection against moisture. Overlap the edges of the felt paper to ensure a watertight seal. Next, install aluminum flashing around chimneys, vents, and other roof penetrations. Flashing prevents water from seeping into these areas and causing leaks.
Lay Down the Shingles: Start laying the shingles, beginning from the center of the roof and working outwards. Use a chalk line to ensure you are laying them in a straight, consistent line. Secure the shingles with a nail gun, making sure each shingle is properly fastened according to the manufacturer’s instructions. Overlap the shingles correctly to provide adequate protection against the elements.
Finishing Touches: Once all the shingles are laid, inspect the roof for any gaps or imperfections. Apply roofing cement to any exposed nail heads or vulnerable areas. Clean up any debris and dispose of the old shingles properly.
Safety Precautions: Remember, working on a roof can be hazardous. Take necessary precautions to prevent falls and injuries.

Additional Considerations

Here are a few more points to consider before and during your roofing project:

Permits: Check with your local building department to see if you need a permit to reshingle your roof.
Disposal: Arrange for proper disposal of the old shingles. Many landfills charge a fee for roofing debris.
Professional Help: If you’re not comfortable working on a roof, or if your roof is particularly steep or complex, consider hiring a professional roofing contractor.
Material Selection: Choose high-quality shingles that are appropriate for your climate. Consider factors like wind resistance, fire rating, and warranty.

That’s essentially the process of reshingling a roof. For more detailed instructions and visual aids, consult online resources or watch instructional videos.

Ready to get started on your project and need supplies? Find a roofing supply store near you.