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Deck, fence, patio or porch clean and sealers in New London

Avatar for Northwoods Home Improvement
Northwoods Home Improvement
1596 Acorn Ct
4.91(
23
)
Approved Pro
Northwoods Home Improvement
1596 Acorn Ct
4.91(
23
)
Approved Pro
Super Service Award
Customers say: True professional
Recommended by 95% of Angi customers
Recommended by 95% of HomeAdvisor customers
28 local quotes requested

Northwoods Home Improvement is the premier professional contractor offering a wide variety of residential services to our clients. We are known to pay exquisite attention to detail while making your satisfaction our number one priority. Please call us today to schedule your appointment with Wisconsin's true professionals at work for you.

"Could not be more excited about our deck that was put in last summer. Luis was outstanding in every way. All footings were done properly, offered excellent advice on use of space. Willing made some adjustments that I preferred at no extra charge. Made sure at all times we were kept up to date on progress. Detail minded at all times, very friendly and very professional. We have had dubious home improvement work done before, cannot remember any being this conscientious. Thank you!"

Cathy P on February 2025

Northwoods Home Improvement is the premier professional contractor offering a wide variety of residential services to our clients. We are known to pay exquisite attention to detail while making your satisfaction our number one priority. Please call us today to schedule your appointment with Wisconsin's true professionals at work for you.

"Could not be more excited about our deck that was put in last summer. Luis was outstanding in every way. All footings were done properly, offered excellent advice on use of space. Willing made some adjustments that I preferred at no extra charge. Made sure at all times we were kept up to date on progress. Detail minded at all times, very friendly and very professional. We have had dubious home improvement work done before, cannot remember any being this conscientious. Thank you!"

Cathy P on February 2025


Avatar for Penn Construction
Penn Construction
836 Martin Street
4.50(
8
)
Approved Pro
Penn Construction
836 Martin Street
4.50(
8
)
Approved Pro
Customers say: Quality work
118 local quotes requested
31 years of experience

Decks, basement finishes, garages, sheds, window and door installation. Over 30 years in business.

"Beautiful. Paul sought feedback for options and was open to my concerns due to disabilities. He took care and completed all aspects neatly and quickly."

Mary B on April 2025

Decks, basement finishes, garages, sheds, window and door installation. Over 30 years in business.

"Beautiful. Paul sought feedback for options and was open to my concerns due to disabilities. He took care and completed all aspects neatly and quickly."

Mary B on April 2025


Niemuth Construction
176 Raught Street
5.00(
1
)
Approved Pro
Niemuth Construction
176 Raught Street
5.00(
1
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
116 local quotes requested

Niemuth Construction LLC specializes in composite decks, patios and walkways, outdoor structures such as pergolas and screen porches, outdoor kitchens and lighting and custom carpentry. We also offer such services as privacy fences, home renovation and remodeling and custom cabinetry. We are a fully licensed and insured, family owned and operated business with over 25 years of industry experience. We are also proud to be a TimberTech Gold Pro, an Accredited Business with the Better Business Bureau and a member of the Home Builders Association of the Fox Cities.

"Shawn did an amazing job on my front steps! I had such an ugly and old set of stairs that weren’t up to code and were falling apart which was causing a safety hazard. Shawn was able to get to my project very quickly and was very communicative during the demolition of the old stairs and construction of the new stairs. He completed the project very quickly! I’ve even started using the door that is farther away from my garage just to use the new steps because they are so nice! If anyone is considering Niemuth Construction for their next project.. Look no more! You found the one! Thanks Shawn!!"

Joshua A on February 2024

Niemuth Construction LLC specializes in composite decks, patios and walkways, outdoor structures such as pergolas and screen porches, outdoor kitchens and lighting and custom carpentry. We also offer such services as privacy fences, home renovation and remodeling and custom cabinetry. We are a fully licensed and insured, family owned and operated business with over 25 years of industry experience. We are also proud to be a TimberTech Gold Pro, an Accredited Business with the Better Business Bureau and a member of the Home Builders Association of the Fox Cities.

"Shawn did an amazing job on my front steps! I had such an ugly and old set of stairs that weren’t up to code and were falling apart which was causing a safety hazard. Shawn was able to get to my project very quickly and was very communicative during the demolition of the old stairs and construction of the new stairs. He completed the project very quickly! I’ve even started using the door that is farther away from my garage just to use the new steps because they are so nice! If anyone is considering Niemuth Construction for their next project.. Look no more! You found the one! Thanks Shawn!!"

Joshua A on February 2024


Seymour Lumber
208 W Wisconsin St
No reviews
Seymour Lumber
208 W Wisconsin St
No reviews

Spies Painting
N8003 US Highway 151
No reviews
Spies Painting
N8003 US Highway 151
No reviews
48 years of experience

Spies Painting

Spies Painting


Nienhaus Construction Management
N6387 Irish Rd
No reviews
Nienhaus Construction Management
N6387 Irish Rd
No reviews
45 years of experience

Nienhaus Construction Management has 30 years of construction experience in commercial projects, historic renovations, and restoring and home building. We are is a single source management company that streamlines the construction process from start to finish by hiring specialized subcontractors to keep your construction costs down while providing a quality product. Our specialized management team is assigned to each job to maintain a strict construction schedule and to supervise professional conduct.

Nienhaus Construction Management has 30 years of construction experience in commercial projects, historic renovations, and restoring and home building. We are is a single source management company that streamlines the construction process from start to finish by hiring specialized subcontractors to keep your construction costs down while providing a quality product. Our specialized management team is assigned to each job to maintain a strict construction schedule and to supervise professional conduct.


Rock Solid Construction & Concrete
PO Box 279
5.00(
3
)
Rock Solid Construction & Concrete
PO Box 279
5.00(
3
)
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers

Concrete flatwork

Concrete flatwork


Storm Windows and Doors LLC.
No reviews
Storm Windows and Doors LLC.
No reviews
14 years of experience

Storm Windows and Doors proudly offers Simonton replacement windows. Simonton was one of the pioneers of vinyl replacement windows giving them an edge over "the other guys". We are always offering different money saving promotions.

Storm Windows and Doors proudly offers Simonton replacement windows. Simonton was one of the pioneers of vinyl replacement windows giving them an edge over "the other guys". We are always offering different money saving promotions.


Visionworx llc
655 Forest Ave
5.00(
1
)
Visionworx llc
655 Forest Ave
5.00(
1
)
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers

Construction Services Company offering years of residential and commercial construction. Free consultations and estimates. Professional and accurate services from the smallest repair to a large remodel or restoration. Please inquire about our Advanced CCTV Video Surveillance Systems and our courteous professional Handyman services.

"Perfect design and build. On time and in budget. I would have never thought about the design Douglas came up with. He gave me cost affective choices and things ended better than I expected. Polite and very meticulous with the work."

Dawn s on September 2020

Construction Services Company offering years of residential and commercial construction. Free consultations and estimates. Professional and accurate services from the smallest repair to a large remodel or restoration. Please inquire about our Advanced CCTV Video Surveillance Systems and our courteous professional Handyman services.

"Perfect design and build. On time and in budget. I would have never thought about the design Douglas came up with. He gave me cost affective choices and things ended better than I expected. Polite and very meticulous with the work."

Dawn s on September 2020


Shefchiks' Energy Services
2785 Manitowoc Road
4.00(
3
)
Shefchiks' Energy Services
2785 Manitowoc Road
4.00(
3
)
Customers say: Quick response
41 years of experience

Family-owned since 1984. We are a one-stop General Contractor specializing in Windows, Roofing, Siding, Doors and Sunroom Additions.

"We hired them to replace the aging siding and windows on our home. They were not the least expensive nor the most expensive, but AJ and his team took the time to truly understand what we were looking for and needed during the project scoping stage and delivered exactly what we were looking for and on the schedule we needed it. I performed some other renovation work that needed to be coordinated with their work, and all went great. AJ, Eric, Nick, and their crews are down-to-Earth folks and are genuinely looking to do a good job and make their clients happy. I would hire them in a flash for any future work and highly recommend them! Gene F."

Gene F on July 2024

Family-owned since 1984. We are a one-stop General Contractor specializing in Windows, Roofing, Siding, Doors and Sunroom Additions.

"We hired them to replace the aging siding and windows on our home. They were not the least expensive nor the most expensive, but AJ and his team took the time to truly understand what we were looking for and needed during the project scoping stage and delivered exactly what we were looking for and on the schedule we needed it. I performed some other renovation work that needed to be coordinated with their work, and all went great. AJ, Eric, Nick, and their crews are down-to-Earth folks and are genuinely looking to do a good job and make their clients happy. I would hire them in a flash for any future work and highly recommend them! Gene F."

Gene F on July 2024

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Deck, fence, patio or porch clean and seals FAQs

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 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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