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

Avatar for The Outdoor Advantage LLC
The Outdoor Advantage LLC
4.4(
785
)

Serving Baltimore, MD and surrounding areas

Approved

In business since 2003

Free estimates

Emergency services offered

"The contractors did an excellent job both on the tree trimming and the face lift on the deck."
Before
Before
Before
Before
After

+179

Response time2 days
2 neighbors recently requested a quote
Recommended by89%of homeowners
Request Quote
Avatar for Cornerstone Hydro Wash
Cornerstone Hydro Wash
5.0(
19
)

Serving Baltimore, MD and surrounding areas

Approved

Super Service Award Winner

In business since 2015

Free estimates

Emergency services offered

"FANTASTIC! My siding is sooo clean. Exterior stairwell was filthy and now great! My garage door and composite deck look brand new! They even cleaned my sidewalks too! We're getting ready to sell our house. I'll call them for our next one! Absolutely!"
Additional Photos
Additional Photos
Additional Photos
Additional Photos
Additional Photos

+17

Response time1 day
Recommended by94%of homeowners
Request Quote
Avatar for G.I. Sealing and Home Solutions LLC
G.I. Sealing and Home Solutions LLC
5.0(
48
)

Serving Baltimore, MD and surrounding areas

Approved

Super Service Award Winner

In business since 2024

Free estimates

Credit card accepted

"Exceptional Work and Even Better People! This small, family-owned business did an incredible job sealing cracks in our foundation, painting the foundation and front porch, sealing the driveway, and installing gutter guards. They exceeded expectations in cost, time, and quality. The workmanship was outstanding, but what truly stood out was how kind, honest, and genuine the team was—just really good people. I’ll definitely be using their services again and will recommend them to all my contacts without hesitation."
Response time7 hrs
Response rate98%
Recommended by39%of homeowners
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Avatar for Cornerstone Hydrowash
Cornerstone Hydrowash
4.9(
19
)

Serving Baltimore, MD and surrounding areas

Approved

In business since 2003

Free estimates

Emergency services offered

"Excellent work. They not only did an excellent job with cleaning but also painted the railing on my deck at a very reasonable price. Simply put, hire them"
Roofs, Siding and more
Roofs, Siding and more
Roofs, Siding and more
Roofs, Siding and more
Roofs, Siding and more

+19

Response time8 hrs
Response rate90%
Recommended by94%of homeowners
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Avatar for Leonpro Services, LLC
Leonpro Services, LLC
4.3(
436
)

Serving Baltimore, MD and surrounding areas

Approved

In business since 2010

Free estimates

Emergency services offered

"A very good job, well done, on-time and at a very fair price. I would use them again, if I need additional deck or porch work."
AFTER
pier resurfacing
after
done
vanity

+262

Response time1 day
165 neighbors recently requested a quote
Recommended by89%of homeowners
Request Quote
Avatar for FAMB Construction, LLC
FAMB Construction, LLC
5.0(
22
)

Serving Baltimore, MD and surrounding areas

Approved

In business since 2019

Free estimates

Customers say: True professional

"Absolutely loved working with Noel & Claudia. We now have a beautiful deck and fence. Highly recommended!!"
Regular Wood Deck
Deck
Deck
Frame Moulding
Deck

+37

Response time1 day
1 neighbors recently requested a quote
Recommended by95%of homeowners
Request Quote
Avatar for Mr. Handyman of Anne Arundel and PG County
Mr. Handyman of Anne Arundel and PG County
4.5(
731
)

Serving Baltimore, MD and surrounding areas

Approved

In business since 2005

Warranties offered

Credit card accepted

"Went very well. Everything done as estimated and priced. Technician courteous and professional."
Additional Photos
Additional Photos
Additional Photos
Additional Photos
Additional Photos

+4

4 neighbors recently requested a quote
Recommended by88%of homeowners
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Avatar for Anderson Home Improvements, LLC
Anderson Home Improvements, LLC
4.9(
43
)

Serving Baltimore, MD and surrounding areas

Approved

In business since 1995

Free estimates

Customers say: Quick response

"Very quick response to call.. Job done expeditiously and efficiently. Honest evaluation and options clearly explained. Will most definitely use again. Highly recommend."
kitchen in Ellicott city
cabinets,flooring
kitchen
flooring and cabinets
counter tops

+1

Response time2 days
2 neighbors recently requested a quote
Recommended by80%of homeowners
Request Quote
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FAQs for deck, fence, patio or porch clean and seal projects in Baltimore, MD

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 Baltimore, MD 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.

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