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17 Divinity St
Bristol, CT, 06010
United States

8605895155

Since 1975, O'Donnell Bros has been providing greater Bristol and Central Connecticut with residential and commercial remodeling solutions. We specialize in roofing, siding, windows, doors, gutters, downspouts and so much more. We look forward to helping you with all your remodeling needs. 

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Articles

O'Donnell Bros President, Bob O'Donnell, is a regular contributor to The Bristol Press. Read his home improvement articles here.

 

Filtering by Tag: algae

Deck and Patio Prep for Summer

Chelsea O'Donnell

There’s a certain moment every spring in Connecticut when everyone collectively realizes that summer is actually coming. Suddenly the deck furniture comes out, the grill gets uncovered, and people start looking at their patios a little more critically.

Unfortunately, winter is not exactly gentle on outdoor spaces around here. Between snow, ice, moisture, freezing temperatures, and the occasional “I’ll deal with it in the spring” procrastination, decks and patios can take a real beating over the colder months. The good news is that a little attention now can help prevent expensive repairs later and make your outdoor spaces far more enjoyable all summer long.

The first thing homeowners should do is simply take a slow walk around the area and inspect everything carefully. Winter damage is often subtle at first. Look for loose boards, popped nails, cracked pavers, rotting wood, unstable railings, or areas where the surface feels soft or uneven underfoot. If something feels questionable now, it probably won’t improve after a season of heavy foot traffic, summer storms, and backyard barbecues.

Decks in particular tend to collect moisture damage over time, especially in shaded areas or spots where that long spell of snow sat all winter. One of the biggest mistakes homeowners make is assuming that a deck only needs attention when it looks bad. In reality, preventative maintenance is what gives a deck a long lifespan.

A proper cleaning is usually the best place to start. Dirt, algae, mildew, pollen, and old leaves make a deck look dingy and they can break down materials over time, creating unsafe surfaces. While pressure washers can be effective, they also have the potential to do a surprising amount of damage if used incorrectly. Too much pressure can gouge wood, splinter surfaces, and shorten the life of the deck. In many cases, a gentler wash combined with the proper cleaning solution is the smarter option.

Once the surface is clean, homeowners should check whether the deck still has adequate protection from the elements. An easy test is to sprinkle a little water onto the wood. If the water beads up, the protective seal is likely still doing its job. If the wood absorbs the water quickly, it may be time to reseal or restain the surface.

Patios require attention too, especially after a Connecticut freeze-thaw season. Pavers can shift over time as the ground expands and contracts, creating uneven surfaces and tripping hazards. Small cracks in stone or concrete can also worsen surprisingly fast once water starts getting inside them. Early repairs are almost always simpler and less expensive than waiting another year.

Spring is also a good time to address drainage issues around patios and outdoor living spaces. If water pools near the house after rainstorms, or if certain sections stay wet for long periods of time, it’s worth investigating before summer humidity arrives. Standing moisture is rarely a homeowner’s friend.

Furniture and outdoor accessories deserve a little preparation as well. Cushions should be checked for mold or mildew, umbrellas inspected for tears, and grills cleaned before the first big cookout of the season. Nobody wants to discover a propane issue five minutes before guests arrive.

For homeowners considering upgrades, summer is often when people realize how much they actually use these spaces. Simple additions like lighting, planters, privacy screens, or a refreshed seating area can dramatically improve how a deck or patio feels without requiring a full renovation.

At the end of the day, outdoor spaces are meant to be enjoyed. A little maintenance now can help prevent bigger headaches later and ensure that when the warm weather finally sticks around, your deck or patio is ready for everything from quiet morning coffee to busy summer gatherings.

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.

Is Fall Mold Creeping Onto Your Roof

Chelsea O'Donnell

As the crisp autumn air settles in and the leaves start to fall, most homeowners are focused on pumpkin decor and raking their yards. But there’s something sneaky that may be settling in overhead: roof mold. Yes, fall is prime time for mold to make itself at home on your shingles, and ignoring it could lead to bigger (and more expensive) problems down the road.

Let’s break down what roof mold is, why it thrives in the fall, and what you can do to kick it to the curb before it spreads.

Why Fall Is Mold’s Favorite Season

Mold is a fungus that loves moisture, shade, and organic debris - all of which come together perfectly during autumn in New England. Here’s why:

  • Falling Leaves: Leaves that land on your roof can trap moisture and block sunlight, creating damp, shaded pockets where mold thrives.

  • Cooler Temperatures: As temperatures drop, homeowners may not notice excess moisture buildup because it’s not evaporating as quickly.

  • Shorter Days: Less sunlight means less natural drying power for your roof.

  • Clogged Gutters: Leaf-filled gutters lead to poor drainage and water pooling on the roof. Mold eats this up, literally.

What Mold Does to Your Roof (It’s Not Just Ugly)

Roof mold might seem like just a cosmetic issue, until it isn’t. Here’s what can happen if mold takes hold:

  • Shingle Damage: Mold can deteriorate asphalt shingles and shorten your roof’s lifespan. It eats away at the granules that protect your roof from UV rays and weather damage.

  • Wood Rot: If moisture seeps beneath the shingles, it can lead to rotting of the underlying wood structures, threatening your roof’s structural integrity.

  • Insulation Issues: Mold creeping into your attic or insulation can ruin energy efficiency, sending your heating bills through the roof - pun intended.

  • Health Concerns: Mold spores can make their way into your home’s air, potentially triggering allergies, asthma, or other respiratory issues for your family.

How to Stop Fall Mold Before It Starts

The good news? Roof mold isn’t inevitable. With a little proactive maintenance, you can keep your roof mold-free all season long. Here’s how:

  1. Clean Your Roof (and Gutters)
    Leaves, twigs, and debris are mold’s favorite housewarming gifts. Clear your roof and gutters regularly, especially after a big wind or rainstorm.

  2. Check Your Attic Ventilation
    Poor airflow in the attic can trap moisture and encourage mold growth from the inside out. Make sure vents are clear and consider installing an attic fan if airflow is limited.

  3. Trim Back Overhanging Branches
    Shade is great for picnics, not for roofs. Cutting back branches allows more sunlight to hit your roof and dry up any lingering moisture.

  4. Inspect for Leaks and Damaged Shingles

    Take a walk around your home and look for signs of water damage, cracked shingles, or dark streaks. If you spot anything suspicious, call in a pro.

  5. Consider Copper or Zinc Strips
    These metal strips, installed near the peak of your roof, naturally kill mold and algae as rainwater washes down over them. It’s a smart investment for long-term mold prevention.

  6. Book a Professional Roof Inspection
    Fall is an ideal time to have a professional take a look. They can spot early signs of mold or damage you might miss from the ground.

When in Doubt, Call It Out

If you already see mold growing on your roof, don’t panic, but don’t ignore it either. DIY solutions may help with small patches, but for widespread or stubborn growth, it’s best to bring in the experts. Professional mold removal will ensure it’s safely and thoroughly taken care of, without damaging your roof in the process.

A clean, mold-free roof isn’t just about curb appeal. It’s about protecting your investment, your home’s structural integrity, and your family’s health. So this fall, while you’re sipping cider and enjoying the foliage, take a few minutes to look up. Your roof might be trying to tell you something.

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.

Power Washing Done Right

Chelsea O'Donnell

When it comes to giving your home’s exterior a fresh, clean look, few things are as satisfying as a good power wash. Over time, siding, decks, patios, and walkways collect layers of dirt, mildew, pollen, and grime—especially after a long New England winter and a wet spring. Power washing can bring surfaces back to life, but it’s not as simple as pointing and spraying. In fact, using the wrong pressure or technique can cause real damage.

So before you rent a machine or hire someone to tackle the job, here’s what you need to know to do it safely and effectively.

What Exactly Is Power Washing?

Power washing, sometimes called pressure washing, involves using a high-pressure stream of water to clean outdoor surfaces. Some machines use hot water (true “power washers”), while others use cold. Either way, the goal is the same: remove built-up dirt, mold, algae, and stains.

It’s commonly used on vinyl siding, wood decks, fences, concrete walkways, and driveways. Done properly, it can restore surfaces to like-new condition. But when done poorly, it can strip paint, dent siding, damage wood, or even force water behind your walls, causing moisture problems you won’t notice until later.

Why Technique Matters

The biggest mistake homeowners make with power washing is using too much pressure or holding the nozzle too close to the surface. While it might feel like you’re getting a deep clean, what you’re really doing is wearing away layers of your home.

Wood decks, in particular, are easy to damage. Softwoods like pine can splinter if blasted too hard. Vinyl siding can crack or become loose. Even concrete patios can show streaks or etching if the pressure is too high. Window seals, trim, and exterior caulking are all vulnerable to water intrusion if the spray angle is too aggressive.

The key to successful power washing is using the right amount of pressure and keeping a safe distance. Professionals typically start several feet away from the surface and gradually move closer, testing as they go. They also choose the correct spray tip for the job - wider angles for delicate surfaces, narrower ones for tough stains.

When It Works and When It Doesn’t

Power washing works well on most exterior materials - vinyl siding, concrete, brick, and certain types of wood. But it’s not ideal for everything. Asphalt roofing, older masonry with loose mortar, and painted surfaces that aren’t in great condition can be easily damaged. It’s also important to avoid spraying near electrical outlets, light fixtures, or windows.

Some surfaces benefit from using a cleaning solution before washing. Mildew and algae, common in shady areas or near trees, may require a cleaner designed for siding or decks. These help break down organic growth so that the power washer can rinse it away gently.

Know When to Call in a Pro

If your home is two stories tall, has delicate finishes, or hasn’t been cleaned in years, hiring a professional might be the safer option. A reputable company will know how to get the job done without harming your home’s exterior or landscaping. They’ll also have the right equipment for harder-to-reach areas.

Power washing can be a great way to refresh your home’s curb appeal, but it’s not a job to take lightly. With the right tools and a little know-how, you can do it yourself safely. And when in doubt, a professional can help protect your investment.

Bob O’Donnell is the owner of O’Donnell Bros. Inc., a Bristol-based home improvement company established in 1975. Have a question? Email info@odonnellbros.com with the subject line “Ask the Pro.” 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.