Roof Leaking

How to Repair a Leaking Roof From the Inside

Category: Roof Repairs • February 15, 2025

Dealing with a leaking roof can be a challenging experience, particularly when the interior space has already suffered damage. Nonetheless, you can provide a short-term fix and halt the issue of water leakage until you can address the roof repair from the outside. If you’re dealing with a leaking roof, the following information will help you tackle the issue from the inside effectively.

Leaking Roof

Assess the Damage

Before starting any repair work, it’s important to determine what needs to be fixed:

Identify the Leak Source

Inspect for Condensation: Take a moment to examine the ceiling and walls for any stains or discoloration that could indicate condensation buildup on the surfaces. The origin of the leak is clearly indicated by the stain, as water from the roof would trickle down, creating a noticeable mark.

Mold and Mildew: Mold and mildew can become a significant issue, especially when stagnant water is present. Mold and mildew not only create an unpleasant environment but also pose health risks to those living in the home. It’s important to inspect the areas around the leak for any signs of mold, as this can be resolved during the repair process.

Flashlight and Mirror: For those tiny holes, using a flashlight along with a small mirror can be essential for locating leaks. One method is to angle the flashlight in a way that aims to illuminate the area behind the ceiling beams.

Essential Safety Measures

Avoid Using Electricity: If you suspect that water is leaking near an electrical circuit, refrain from using electricity in that area to prevent the risk of electric shock.

Gloves and Mask: Wearing gloves and a mask is highly recommended, particularly when you’re in an environment affected by a mold outbreak. This precaution helps protect you from inhaling mold spores.

Temporarily Contain the Leak

When a problem arises, it’s crucial to contain the leak to prevent further damage to the surrounding area while you seek a solution.

Set Up Buckets and Towels

  1. Collect Water: Set up buckets beneath the leaking spot to gather the dripping water. This method offers a quick and straightforward solution for managing active leaks, effectively reducing the issue at hand.
  2. Mop up and Protect: Place towels or rags over the leaking spot to absorb the water escaping from the crack, minimizing the risk of it spreading to other areas.

Seal the Leak

If you find yourself working in the house for an extended period, it’s a good idea to address any leaks by sealing them up.

  1. Repairing Roof Cement: For minor leaks, simply obtain a tube of roof cement, which is perfect for quick fixes. Apply it sparingly and spread it around the affected area to provide a temporary cover.
  2. Duct tape: For a fast solution, you can seal the leak with duct tape. While it may not be a lasting fix, it can certainly help to temporarily halt the issue for a small period of time.

Fix the Interior Damage

Once you’ve addressed the leakage, it’s crucial to repair the interior damage that has occurred, and take steps to prevent any further deterioration.

Remove Moisture

  1. Install a Portable Air Conditioner and a Dehumidifier: Utilizing fans will help accelerate the drying process in the areas, preventing any mold growth.
  2. Remove Contaminated Water and Wet Items: It’s essential to take out any affected carpets, ceiling tiles, and other damp materials. Ensure that you dispose of them properly to avoid the spread of mold spores.

Fix the Ceiling and Walls

  1. Holes and Cracks: Small holes and cracks on walls can be effortlessly concealed with ready-made drywall repair kits. Once you’ve applied the patch, let it dry completely. After it’s dry, sand it down before proceeding to paint it.
  2. Repair Damaged Areas: If a large area is significantly impacted, you might need to remove the damaged section of the drywall and replace it with a new piece.
  3. Repaint: After completing the repairs and ensuring the surfaces are dry, it’s time to apply paint to restore the area to its former appearance.

Ceiling and Walls

Tackling Mold Issues

Water can lead to mold growth, so it’s crucial to follow the proper steps to remove it.

Remove Mold

  1. Safeguard Yourself: Wearing a mask and gloves while dealing with mold is a smart move to avoid inhaling spores or coming into direct contact with them.
  2. Clean to Remove Mildew: To tackle mildew in small areas, a simple solution of water mixed with mild detergent or vinegar can be effective. Gently cleanse the affected area using a soft brush, rinse with water, and then pat it dry.
  3. Commercial Mold Removers: If you encounter large mold growth, it’s advisable to opt for a commercial mold remover. Make sure you follow the manufacturer’s guidelines when applying the product.

Contact a Professional

  1. Engage a Roofing Contractor: A roofing professional can assess whether your roof needs repairs or if a new installation is necessary to effectively address the leak.
  2. Reach Out to Multiple Contractors: To ensure you select the contractor that provides services within your budget, avoid making a decision after just one meeting; instead, engage with at least three different contractors to compare prices and services.

Carry Out Preventive Maintenance

  1. Regular Inspection: It’s advisable to undergo frequent checks to avoid any issues from worsening.
  2. Trim Overhanging Branches: Keep tree branches from hanging too low over your roof. This helps prevent potential damage from falling branches and keeps your gutters clear of blockages.
  3. Gutters and Downspouts: It’s important to make sure your gutters and downspouts are in good condition and effectively directing water away from your home.