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Find Deck, fence, patio or porch clean and sealers in Berkeley

Avatar for Cal Preserving
Cal Preserving
4.7(
174
)

Serving Berkeley, CA and surrounding areas

Approved

In business since 1987

Free estimates

Emergency services offered

"I had an outdoor playground set. Adrian was professional and hard-working. Great communication and he brought all the required tools and equipment. He showed up first thing in the morning on a short notice and it was all done before the end of the day. The assembly looks great and I know the kids will love it!"
Additional Photos
Additional Photos
Additional Photos
Before
After

+13

Response time6 days
12 neighbors recently requested a quote
Recommended by88%of homeowners
Avatar for Next Gen Painting & Staining
Next Gen Painting & Staining
5.0(
23
)

Serving Berkeley, CA and surrounding areas

Approved

In business since 2022

Free estimates

Small jobs welcome

"The customer service was excellent! I highly recommend hiring this company. Julio and his crew were very professional, on time, and the deck renovation project turned out beautifully. I get many compliments for this restoration and I wish I had hired them years ago. "
Response time11 hrs
Response rate95%
17 neighbors recently requested a quote
Avatar for PurePower Wash
PurePower Wash
5.0(
5
)

Serving Berkeley, CA and surrounding areas

Approved

In business since 2023

Free estimates

Emergency services offered

"Derek was able to accommodate me with pressure washing a swimming pool that was infested with dirt and algae for over 25 years. He quickly and efficiently brought it back to life. I will be recommending Derek to all of my clients. Job well done!"
Pressure Washing Project
Pressure Washing Project
Pressure Washing Project
Pressure Washing Project
Additional Photos

+1

Response time3 days
11 neighbors recently requested a quote
Recommended by100%of homeowners
Avatar for Platinum Painting & Upgrades
Platinum Painting & Upgrades
New to Angi

Serving Berkeley, CA and surrounding areas

Approved

In business since 2025

Free estimates

Offers commercial services

Platinum Painting & Upgrades is a home renovation company. We help homeowners expand and improve their living space through additions, dormers, decks, framing, windows, doors, basement finishing, and kitchen & bathroom renovations. Quality workmanship and clear communication are at the center of everything we do.

Restaurant painting
Restaurant painting
Restaurant painting
ceiling frames
concrete design

+4

2 neighbors recently requested a quote
Avatar for Woodiwiss Painting
Woodiwiss Painting
4.9(
117
)

Serving Berkeley, CA and surrounding areas

In business since 2004

Free estimates

Warranties offered

"Have had Woodiwiss Painting handle projects on multiple occasions, each time with very favorable results. Toby (owner) is extremely pleasant, knowledgeable, easy to work with and accommodating. He stands behind his work and will redo something if you are not happy. His crew is always on time and pleasant. They finish when expected and they clean up. And Todd Wyatt, who has recently been promoted, was the Office Manager whose customer service, prompt responsiveness and super professional demeanor, kept my husband & I returning for more projects. In my opinion, the office staff is a vital part of the company’s success.... and Toby Woodiwiss (owner) picks winners. I would highly recommend Woodiwiss Painting."
Recommended by97%of homeowners
Avatar for A-1 The Clear Choice
A-1 The Clear Choice
4.9(
171
)

Serving Berkeley, CA and surrounding areas

In business since 1989

Free estimates

Emergency services offered

"Very happy with their service. Two cleaners showed up on time, made sure their shoes were covered before coming inside, everything was left neat and shiny. Both inside and outside windows were cleaned and were were very pleased. Would hire again."
Recommended by93%of homeowners
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Showing 1-10 of 338
FAQs for deck, fence, patio or porch clean and seal projects in Berkeley, CA

You should clean your deck before sealing it. Cleaning before refinishing is critical. If you don’t remove dirt and debris, you'll trap moisture in the wood, which prevents the new sealer from working correctly and can lead to costly repairs. Whether you need to sand, power wash, or sandblast depends on your deck's condition.

Sealing and staining your deck are essential maintenance methods that protect and beautify your outdoor space. Stain adds rich color and guards against fading, while sealant fortifies the wood against moisture and weather damage. Wood type, climate, deck age, and the degree of existing damage determine whether your deck benefits from one or both treatments. Using both options extends your deck’s durability and enhances its overall appearance.

Power washing and sealing your deck costs $500 to $1,700. This process combines the removal of stubborn dirt and debris with a protective seal that preserves the wood’s integrity. Effective cleaning eliminates harmful buildup, and a proper seal prevents moisture damage and wood decay, ensuring long-term durability and reducing future repair expenses.

Your deck must be sealed every one to three years to maintain its strength and appearance. Regular sealing is essential to protect the wood against moisture, mold, and harmful UV rays. A consistent sealing schedule prevents rapid deterioration and costly repairs. Inspections should be performed annually to determine if the protective layer remains intact, extending the life of your deck.

Leaving your deck untreated compromises its structural integrity and safety. An unprotected deck rots quickly due to moisture and environmental exposure, which means that neglecting sealing results in rapid decay and expensive replacement costs of $4,125 to $11,650. Sealing your deck is essential for maintaining its durability and protecting your home.

The sealant on your deck dries within a few hours and reaches full cure within 72 hours before regular use. It is essential to wait until the complete curing period to ensure the protective layer fully sets and resists weather and foot traffic. Proper drying guarantees that your deck is fully protected against moisture and environmental damage, ensuring lasting quality.

The Berkeley, CA homeowners’ guide to deck, fence, patio or porch clean and seals

From average costs to expert advice, get all the answers you need to get your job done.