Mold in the Home: Why Spring is Prime Time for Growth in Connecticut

When spring rolls into Connecticut, we welcome warmer temps, blooming flowers—and unfortunately, the perfect storm for mold. With all that spring rain and lingering moisture, mold growth becomes a common (and sneaky) issue for homeowners this time of year.

Mold thrives in damp, dark spaces, and once it finds a cozy spot in your home, it doesn’t need an invitation to stick around. Whether it’s behind walls, under flooring, or up in the attic, mold can quietly spread while you’re none the wiser—and it’s not just your home at risk. Mold spores in the air can also wreak havoc on your health.

Most people associate mold with the usual suspects: the shower tiles, the bathroom grout, or that old sponge you really should toss. But mold problems often lurk in much less visible places. If you’ve ever had a roof leak, a damp basement, or a poorly ventilated attic, odds are you’ve had mold—even if you never saw it.

In fact, at least half the homes I visit for remodeling projects have mold problems hiding beneath the surface. It’s not always dramatic black splotches on walls; sometimes, it’s the faint discoloration on a ceiling or that musty smell in a room that never quite dries out.

So, what can you do to stop mold before it becomes a serious (and costly) problem? Start by keeping moisture at bay—especially during the wet spring season. Here are my top prevention tips:

• Keep gutters and downspouts clear so water drains away from your foundation.

• Grade your yard properly. The ground should slope away from your home, not toward it.

• Fix roof leaks immediately, and have your contractor check for any mold during repairs.

• Watch your ceilings for discoloration or bubbling paint—these are red flags.

• Install quality ventilation in bathrooms, and make sure fans vent outside, not into the attic.

• Don’t let carpets stay damp. Mold can begin forming within 48 hours of water exposure.

• Place trays under large appliances like washing machines and refrigerators to catch leaks.

• Use a dehumidifier in basements or any area prone to excess humidity.

And here’s the kicker—if you’ve already tried cleaning or painting over mold and it keeps coming back, that’s a big red flag. Surface fixes won’t solve a deeper issue. If mold returns, it’s time to bring in the pros before it spreads further or impacts your indoor air quality.

Spring is beautiful in Connecticut—but it’s also wet. Don’t let mold sneak in with the season. A little prevention now can save you a big headache (and an even bigger repair bill) later.

Bob O’Donnell is the owner of O’Donnell Bros. Inc., a Bristol-based home improvement company established in 1975. Email your questions for Bob to info@odonnellbros.com with the subject line “Ask the Pro.” All questions may be considered for publication. To contact Bob for your remodeling needs, call O’Donnell Bros. Inc. at (860) 589-5155 or visit http://www.odonnellbros.com. Advice is for guidance only.

Tackling Mold on Your Roof

Mold is a type of fungi that thrives in damp and humid conditions, making your roof a potential spot for growth. While roof mold might not be as noticeable as the mold you see inside your home, it can lead to some serious issues if ignored. Here are a few things to keep in mind about the risks associated with mold on your roof:

Structural Integrity: Mold can weaken your roof’s structure. It can damage shingles, deteriorate wood, and affect the overall stability of your roofing system.

Health Concerns: Mold spores can become airborne and make their way into your home, potentially causing respiratory problems, allergies, and skin irritations.

Energy Efficiency: Mold can compromise your insulation, leading to higher energy bills and a less comfortable indoor environment.

Curb Appeal: A moldy roof isn’t just a concern for your home’s health; it can also impact its appearance and market value.

To keep your home and family safe from the risks of mold, it’s important to take proactive steps. Here are some friendly tips for prevention and remediation:

1. Schedule Regular Roof Inspections: Aim for annual inspections to catch mold early. Professionals can spot potential issues before they become serious.

2. Ensure Proper Ventilation: Good airflow in your attic and roof helps keep moisture levels in check, reducing the risk of mold. Consider adding roof vents or attic fans if needed.

3. Clean Your Gutters and Downspouts: Clogged gutters can lead to water pooling on your roof. Regular cleaning can help prevent this and reduce mold growth.

4. Repair Any Leaks Promptly: Address signs of water infiltration as soon as you notice them. A leaking roof is a prime spot for mold to thrive.

5. Act Quickly on Mold Removal: If you discover mold, it’s important to take action. Hiring professionals experienced in mold removal is the safest way to ensure thorough and effective treatment.

6. Install Zinc or Copper Strips: Consider placing these metal strips at the top of your roof. Rainwater reacts with them to release ions that can help prevent mold and algae growth.

7. Trim Overhanging Trees: Keeping tree branches away from your roof allows for better sunlight and airflow, which can deter mold growth.

8. Choose Mold-Resistant Roofing Materials: When it’s time for a roof replacement, consider materials designed to resist mold growth.

Mold on your roof is a concern that deserves attention. By taking preventive measures and addressing issues promptly, you can protect your home and your loved ones. Regular inspections, proper ventilation, and maintenance are key to keeping your roof healthy. If you find mold, don’t hesitate to seek professional help to ensure your roof stays mold-free. A well-maintained roof not only safeguards your home but also enhances its beauty and value.

Bob O’Donnell is the owner of O’Donnell Bros. Inc., a Bristol-based home improvement company established in 1975. Email your questions to info@odonnellbros.com with the subject line “Ask the Pro.” All questions may be considered for publication. To contact Bob for your remodeling needs, call O’Donnell Bros. Inc. at (860) 589-5155 or visit http://www.odonnellbros.com. Advice is for guidance only.

Waterproofing Your Chimney

With recent summer rainstorms bringing unexpected downpours, homeowners need to pay extra attention to their chimneys. A chimney can be a hidden source of leaks and damage if not properly maintained. Waterproofing your chimney is essential to protect your home from moisture damage, ensuring it remains safe and sound throughout the year. Here’s a step-by-step guide to help you waterproof your chimney effectively.

Why Waterproof Your Chimney?

Chimneys are exposed to the elements year-round, making them susceptible to water damage. Bricks and mortar can absorb water, leading to deterioration over time. This process can cause cracks, spalling (flaking of the brick surface), and even structural damage. Waterproofing your chimney not only prevents these issues but also extends its lifespan, saving you money on potential repairs.

Assess the Current Condition

Before you begin waterproofing, inspect your chimney for any existing damage. Look for cracks, loose mortar, or spalling bricks. If you find significant damage, it’s best to have a professional mason repair these issues before proceeding with waterproofing. Minor cracks and gaps can be filled with a high-quality chimney sealant.

Clean the Chimney

A clean surface is crucial for effective waterproofing. Remove any dirt, moss, or debris from the chimney using a wire brush and a garden hose. For stubborn stains, a mild detergent solution can be used. Ensure the chimney is completely dry before applying any waterproofing products.

Choose the Right Waterproofing Product

There are various waterproofing products available, but not all are suitable for chimneys. Opt for a breathable, water-repellent solution designed specifically for masonry. These products allow water vapor to escape from the brick while preventing liquid water from penetrating the surface.

Apply the Waterproofing Solution

1. Preparation: Wear protective gloves and eyewear. Cover the surrounding area to protect it from overspray.

2. Application: Using a pump sprayer or a paintbrush, apply the waterproofing solution evenly across the entire chimney surface. Start from the bottom and work your way up to ensure complete coverage. Be generous with the application, but avoid over-saturating any area.

3. Second Coat: After the first coat has dried (usually within a few hours, depending on the product), apply a second coat for added protection.

4. Drying Time: Allow the chimney to dry thoroughly. Check the manufacturer’s instructions for specific drying times, but typically, it takes about 24-48 hours for the solution to cure completely.

Regular Maintenance

Waterproofing is not a one-time fix. Inspect your chimney annually, especially after heavy rainstorms, to ensure the waterproofing is intact. Reapply the waterproofing solution every 5-7 years, or as recommended by the product manufacturer.

Waterproofing your chimney is a straightforward task that can save you from costly repairs and headaches down the line. However, this project should only be done if you’re completely comfortable on a roof and using a ladder. If this kind of home maintenance task isn't something you do regularly, it’s a good idea to call a professional. No home improvement job is worth a trip to the emergency room. 

Bob O’Donnell is the owner of O’Donnell Bros. Inc., a Bristol-based home improvement company established in 1975. Email your questions for Bob to info@odonnellbros.com with the subject line “Ask the Pro.” All questions may be considered for publication. To contact Bob for your remodeling needs, call O’Donnell Bros. Inc. at (860) 589-5155 or visit http://www.odonnellbros.com. Advice is for guidance only.