How to Replace Exterior Fascia Board in 10 Easy Steps!

Have you ever gazed up at your house and wondered about those inconspicuous yet essential boards running along the edges of your roofline?

If you’ve noticed signs of wear, rot, or damage on these exterior fascia boards, you’re not alone.

Over time, exposure to the elements can take a toll on these unsung heroes of home protection.

But fear not!

In this blog, I will provide ten easy steps that will simplify the process of replacing your exterior fascia board while ensuring your home’s protection and aesthetic are at their best.

How to Replace Exterior Fascia Board

Replacing exterior fascia boards is important in maintaining your home’s appearance and structural integrity. Here’s a step-by-step guide to help you through the process:

StepsEstimated Time
Safety Precautions15-20 minutes
Inspect the Existing Fascia10-15 minutes
Remove Gutters and Drip Edge20-30 minutes
Removing Old Fascia Boards30-45 minutes
Measure and Cut20-30 minutes
Installation60-90 minutes
Cover the Seams15-20 minutes
Seal the Wood30-45 minutes
Install Drip Edges and Gutters45-60 minutes
Finishing Touches15-20 minutes

Step 1: Safety Precautions

  • Put on ANSI-approved safety glasses to shield your eyes from debris, dust, and potential flying objects.
  • They provide essential protection against any materials that might dislodge during the removal and installation.
  • Securely wear a dust mask or respirator to prevent inhaling dust, particles, and contaminants that might be released during cutting, nailing, or sanding.
  • Wear sturdy work gloves to safeguard your hands from splinters, jagged edges, and potential contact with adhesives, sealants, or chemicals.
  • Put on long-sleeved shirts and pants to protect your skin from potential cuts, abrasions, and contact with hazardous materials.
  • Avoid loose clothing that might get caught in tools or machinery.
  • Be cautious around electrical lines or fixtures near the work area.
  • Avoid contact with power lines and ensure your electrical tools are properly grounded.

Required Tools

  • ANSI-approved safety glasses
  • Dust mask or respirator
  • Sturdy work gloves
  • Long-sleeved shirts and pants
  • Proper footwear
  • Electrical tools
  • Grounding equipment

Step 2: Inspect the Existing Fascia

  • Carefully examine the existing fascia board, looking for signs of damage, rot, decay, or deterioration.
  • Pay close attention to areas near the corners, joints, and bottom edges where water and moisture may have caused more significant issues.
  • Use a measuring tape to determine the length of the fascia board that requires replacement.
  • Measure from corner to corner and note down the dimensions.
  • This measurement will guide you in selecting the correct length for the replacement board.
  • Gently tap the existing fascia board with a hammer or your hand to assess its structural integrity.
  • If you notice soft spots, hollow sounds, or signs of crumbling, it’s an indication of rot or decay.
  • Observe how the existing fascia board is attached to the structure.
  • Consider any attached fixtures, trim, or decorations that may need to be temporarily removed before the replacement process.
  • Select the appropriate replacement fascia board based on the extent of damage and your measurements.
  • Ensure it matches the dimensions of the section that needs replacing and is made of weather-resistant material suitable for exterior use.
  • If the inspection reveals extensive damage or rots beyond what’s initially visible, you might need to address underlying structural issues or consult a professional for guidance.

Required Tools

  • Measuring tape

Step 3: Remove Gutters and Drip Edge

  • Using a pry bar, begin by gently prying the gutters away from the fascia board.
  • Start at one end and work your way along the length of the gutter.
  • Slowly and carefully release them from the fascia.
  • If a drip edge is present and needs to be removed, proceed as follows:
  • Use a pry bar to detach the drip edge from the roof edge carefully.
  • Start at one end and work your way along, gently separating it from the roof surface.
  • Take care not to damage the roof’s underlayment or other roofing materials during the process.
  • Examine the removed gutters and drip edge for signs of damage or wear.
  • If they are in good condition and can be reused, set them aside for later reinstallation.
  • To facilitate reinstallation, consider labeling or marking the gutters and drip edge segments with their corresponding positions on the fascia.
  • Store the removed gutters and drip edge in a safe and secure location to prevent any damage while you work on replacing the fascia boards.
  • With the gutters and drip edge removed, you can proceed with the next steps of the fascia board replacement process outlined in the guide.

Required Tools

  • Pry bar

Step 4: Removing Old Fascia Boards

  • Begin at one end of the fascia board, where it’s typically attached to trim or molding.
  • Use your pry bar to carefully and gently remove any trim or molding covering the fascia board’s edges.
  • Insert the pry bar between the fascia board and the soffit, starting at the end where you removed the trim.
  • Apply gradual pressure to the pry bar, creating a gap between the fascia board and the underlying structure (soffit or rafter ends).
  • Slowly work the pry bar along the length of the fascia board, using controlled motions to detach it from the soffit gradually.
  • Take care not to force the pry bar too forcefully, as this could damage the underlying structure or the fascia itself.
  • If the fascia board is secured with nails, use a hammer to tap them out from behind the board gently.
  • Place a block of wood behind the hammer’s head to prevent damage to the fascia.
  • If any adhesive or caulking is securing the fascia board, carefully cut or scrape it away using a utility knife or appropriate tool.
  • This will help in easing the removal process.
  • As you proceed along the length of the fascia board, maintain a gentle and cautious approach to avoid causing damage to the soffit, underlying structure, or adjacent areas.
  • If the trim or molding pieces you removed initially are in good condition and reusable, set them aside for potential reinstallation later.
  • With the old fascia removed, take a moment to inspect the underlying structure for any signs of damage, rot, or other issues.

Required Tools

  • Pry bar
  • Hammer
  • Block of wood (for tapping out nails)
  • Utility knife

Step 5: Measure and Cut

  • Use a measuring tape to determine the exact length needed for the new fascia board.
  • Mark the measured length on the replacement fascia board using a pencil or a chalk line.
  • Place a carpenter’s square along the marked line to ensure a precise 90-degree angle for your cut.
  • This will help guarantee a clean fit against the adjacent boards.
  • If you’re using a circular saw, adjust the blade to the appropriate depth based on the thickness of the fascia board.
  • Align the saw blade with the marked line.
  • Hold the saw securely and guide it along the marked line, making a straight and even cut.
  • Apply steady pressure to maintain control throughout the cut.
  • If using a handsaw, follow the same process, ensuring your sawing motions are steady and straight.
  • If your fascia requires corners, such as at the roofline, you’ll need to cut the boards at 45-degree angles to create miter joints. Follow these steps:
  • Measure and mark the desired angle (usually 45 degrees) on the end of the fascia board.
  • Carefully cut along the marked line, ensuring the saw blade is angled correctly.
  • Repeat this process for the opposite end of the adjacent board.
  • Before proceeding further, hold the replacement fascia board in place to ensure it fits accurately.
  • Make any necessary adjustments to the cuts if needed.
  • Repeat each section’s measurement and cutting process if you’re replacing multiple fascia sections.
  • After cutting, you can use sandpaper to smooth any rough edges or surfaces on the new fascia board for a clean finish.
  • If you’re working with multiple sections, label them or keep them organized to ensure proper alignment during installation.

Required Tools

  • Measuring tape
  • Carpenter’s square
  • Circular saw or handsaw
  • Sandpaper

Step 6: Installation

  • Add a thin, even bead of exterior wood glue along the back of the replacement fascia board.
  • This adhesive will help create a strong and lasting bond between the fascia board and the underlying structure.
  • Position the glued replacement fascia board against the exposed rafter ends or subfascia where the old fascia was removed.
  • Ensure that the board is level and flush with the roofline.
  • Use a carpenter’s square to confirm that the replacement board is precisely aligned with adjacent boards and the roofline.
  • This step is crucial for maintaining a uniform appearance.
  • Using exterior-grade screws or nails, secure the replacement fascia board in place.
  • Start by driving the first screw or nail near one end of the board.
  • Continue adding screws or nails along the length of the board, spacing them evenly.
  • The fasteners should be driven into the rafters or subfascia behind the board.
  • Be sure to countersink the screws or nails slightly, ensuring they are flush with the surface of the fascia board.
  • Maintaining consistent spacing between the screws or nails ensures a secure and even attachment.
  • This spacing will contribute to the structural integrity of the fascia.
  • Periodically check that the replacement fascia board remains level and aligned as you secure it in place.
  • Let the exterior wood glue cure according to the manufacturer’s recommendations before proceeding with further steps.
  • If you’re replacing multiple fascia sections, repeat the installation process for each section, ensuring consistent alignment and spacing.

Required Tools

  • Exterior wood glue
  • Carpenter’s square
  • Level
  • Exterior-grade screws or nails
  • Screwdriver or nail gun

Step 7: Cover the Seams

  • Load the chosen sealant into the caulking gun.
  • Starting at one end of the replacement fascia board, carefully apply a continuous bead of sealant along the seam where two pieces of wood meet.
  • Apply steady and even pressure on the caulking gun trigger to ensure a consistent application.
  • Use a caulk smoothing tool or your gloved finger to smooth and shape the applied sealant.
  • Keep a damp cloth or paper towel on hand to wipe away any excess sealant that may have spread beyond the seam.
  • Carefully inspect the entire length of the seams to ensure that the sealant has been applied evenly and thoroughly.
  • If any gaps are detected, apply additional sealant as needed.
  • Let the sealant cure and dry according to the manufacturer’s instructions.

Required Tools

  • Exterior-grade sealant
  • Caulking gun
  • Caulk smoothing tool or finger
  • Damp cloth or paper towel

Step 8: Seal the Wood

  • Select a high-quality exterior wood sealant that is specifically designed to protect wood against outdoor conditions, such as UV rays, moisture, and temperature fluctuations.
  • Dip your paintbrush into the exterior wood sealant, ensuring it’s evenly loaded.
  • Begin applying the sealant to the replacement fascia board, working with the grain of the wood for a consistent finish.
  • Apply a generous coat of sealant to cover the entire surface of the fascia board, including any exposed edges and corners.
  • Pay special attention to any cracks, knots, or areas more susceptible to moisture infiltration.
  • Allow the sealant to soak into the wood for the duration recommended on the product’s label.

Required Tools

  • Exterior wood sealant
  • Paintbrush

Step 9: Install Drip Edges and Gutters

  • Reattach the drip edge at one end of the roof by aligning it with its edge.
  • The longer leg of the drip edge should extend over the fascia board.
  • Secure the drip edge in place using exterior-grade screws or nails.
  • Fasten it securely, but avoid over-tightening to prevent damaging the materials.
  • Align the gutter sections with the corresponding downspout outlets and connect the sections together as needed.
  • Carefully position the gutters on the fascia board, ensuring they are level and appropriately sloped for water drainage toward the downspouts.
  • Attach the gutters to the fascia using gutter brackets or hangers.
  • Make sure the brackets are evenly spaced to support the weight of the gutter when it’s full of water.
  • Fasten the gutter brackets or hangers using the appropriate screws or nails.
  • Ensure the gutters are securely attached to the fascia.
  • Reattach the downspouts to the corresponding outlets on the gutters.
  • Secure them in place using screws or brackets.
  • Step back and visually inspect the installed drip edges and gutters to ensure they are properly aligned, sloped, and securely attached.
  • Run water through the gutters to verify that they are properly sloped toward the downspouts and that water flows smoothly through the system.

Required Tools

  • Exterior-grade screws or nails
  • Gutter brackets or hangers
  • Screwdriver or nail gun

Step 10: Finishing Touches

  • Inspect the area where the replacement fascia board meets the soffit.
  • If you notice any gaps or spaces, use an exterior-grade caulk that’s appropriate for outdoor use.
  • Load the caulk into the caulk gun and apply a bead of caulk to fill the gaps, ensuring a continuous seal between the fascia and soffit.
  • Use your gloved finger or a caulk smoothing tool to smooth the caulk along the seam gently.
  • This step ensures a neat and uniform appearance.
  • If any rough edges or surfaces are on the new fascia board, gently sand them using sandpaper.
  • Sanding creates a smooth and visually appealing finish.
  • Take a moment to inspect the entire fascia replacement project, paying attention to the details and overall appearance.
  • Dispose of any waste materials, tools, and debris properly. Leave the work area clean and tidy.

Required Tools

  • Exterior-grade caulk
  • Caulking gun
  • Caulk smoothing tool or finger
  • Sandpaper

Signs that Your Exterior Fascia Boards Need Replacement

Fascia boards might seem like ordinary parts of your house, but did you know they play a super important role in protecting your home?

Let’s dive into the signs that tell you it might be time to replace those fascia boards.

Peeling Paint or Wood Decay

Take a look at the fascia boards along the edges of your roofline. Do you notice paint that’s peeling off or wood that seems decaying?

This is often a clear sign that your fascia boards are exposed to the elements and may need attention.

Peeling paint exposes the wood to moisture, while wood decay can compromise the structural integrity of the boards.

Gaps and Cracks

Inspect the area where the fascia boards meet each other and the adjacent surfaces. This can be a concern if you spot gaps or cracks between the boards.

These openings can let water seep into the underlying structure, potentially leading to water damage and decay.

Pest Infestations

Have you noticed any unwelcome guests, like insects or small animals nesting in or around your fascia boards?

This could be a sign that the boards are compromised, providing access points for pests. Termites, ants, and birds take advantage of damaged fascia boards.

Water Stains Behind Gutters

Examine the area behind your gutters.

If you notice water stains or dampness on the fascia boards, this might indicate that water is getting trapped and not properly draining.

This can lead to long-term damage and rot, affecting the stability of your home.

Sagging Gutters

Take a look at your gutters and determine if they are sagging or pulling away from the house.

This can indicate that the fascia boards no longer provide the necessary support for the gutters.

Strong fascia boards are essential to keep the gutters properly aligned and functioning.

Chalky or Deteriorating Paint

Touch the surface of your fascia boards. Do they feel chalky or crumbly?

This could mean the paint is deteriorating, leaving the wood vulnerable to weather elements.

Properly sealed and painted fascia boards are essential for protection against the elements.

Warping or Unevenness

Stand back and observe the fascia boards from a distance. Do they appear warped, wavy, or uneven?

This could indicate that the boards are experiencing water damage or other structural integrity issues.

Bottom Line

And there you have it, dear readers – a step-by-step guide that’s unlocked the secret to rejuvenating your home’s exterior!

By following these ten straightforward steps, you’re well on your way to replacing those worn-out fascia boards and giving your house the TLC it deserves.

Remember, maintaining the health of your home’s exterior isn’t just about looks; it’s about safeguarding against potential damage and ensuring your property stands strong for years to come.

Armed with the knowledge you’ve gained, you can embark on this DIY journey with confidence and enthusiasm.


What is the best material to use for fascia board?

When it comes to selecting fascia boards, cedar and redwood are commonly favored due to their ability to withstand rot caused by excessive moisture.

Nevertheless, if you decide to apply a primer and paint to the fascia, you’ll find that fir, spruce, and pine can also serve as appealing options from a design perspective.

Is PVC fascia good?

Absolutely, PVC fascia is an excellent choice! This material is highly favored for a variety of reasons.

It’s known for its affordability, impressive durability, and the wide range of colors and designs available.

Once properly installed, PVC fascia won’t succumb to issues like rotting, cracking, warping, or chipping.

How thick is fascia board?

Fascias are typically crafted from 1-inch material, and their width is designed to cover the width of the rafters.

Rafters often come in sizes like 2×6 to 2×8 and sometimes even larger, depending on the roof’s structure.

As a result, you’ll commonly find fascia board sizes like 1×6 or 1×8.