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

Avatar for Double J Drywall & Painting
Double J Drywall & Painting
5.0(
25
)

Serving Longmont, CO and surrounding areas

Approved

In business since 1995

Free estimates

Emergency services offered

"Justin did a fantastic job! I needed 2 new front gutter downspouts and drainpipes installed. It was a tricky project but he did it expertly. I would recommend Double J’s work 100%."
Response time10 hrs
Response rate89%
2 neighbors recently requested a quote
Avatar for Deans Design and Remodeling LLC
Deans Design and Remodeling LLC
5.0(
18
)

Serving Longmont, CO and surrounding areas

Approved

In business since 2017

Free estimates

Emergency services offered

"Kyle and Justin Dean demoed, redesigned, and built 2 decks and a pergola for me. They are professional and provide outstanding quality work. They are knowledgeable and had great design ideas for my projects. Communicated well with me on all work and costs. Highly recommend and will use again."
3 neighbors recently requested a quote
Recommended by100%of homeowners
A Professional Edge Painting
4.4(
9
)

Serving Longmont, CO and surrounding areas

Approved

In business since 1988

Free estimates

Customers say: Super punctual

"Texturing and painting was 100% perfect!! I'm 100% satisfied with "A PROFESSIONAL EDGE" house painters in Longmont! Company is owned by Ken and son Kenny. They take pride in their work and it really shows! They were always on-time, their pricing is very very fair also! You won't be disappointed! A+A+A+ Fred D in Longmont"
Recommended by88%of homeowners
Avatar for ProFix Home Services LLC
ProFix Home Services LLC
5.0(
11
)

Serving Longmont, CO and surrounding areas

Approved

Super Service Award Winner

In business since 2024

Free estimates

Small jobs welcome

"Bought a new television and unfortunately the crew I had set up fell through, so I needed someone to help me set the bad boy up ASAP. Chris reached out to me immediately, gave me a reasonable quote, and showed up a few hours later to help me setup. Chris was very quick, professional, nice guy who got to work and was done in under an hour. Was very happy with his help and will reach out again if I need any help down the line."
My jobs
My jobs
My jobs
Bathroom tile
Bathroom tile

+2

Response time9 hrs
25 neighbors recently requested a quote
Recommended by45%of homeowners
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FAQs for deck, fence, patio or porch clean and seal projects in Longmont, CO

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 Longmont, CO 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.