
Copper Gutters: Nature's Solution to Oregon's Moss Problem
Discover why Portland's finest homes choose copper gutters for unmatched moss prevention and lasting beauty
The Pacific Northwest Moss Challenge
Oregon's unique climate creates the perfect environment for moss growth - a constant battle for homeowners

Oregon's Rainy Climate
150+ Rainy Days Per Year
Western Oregon experiences over 150 days of rainfall annually, creating constant moisture that promotes aggressive moss growth on traditional gutters.
The Pacific Northwest receives 40-150 inches of annual rainfall with mild temperatures year-round, creating ideal conditions for moss and algae to thrive on your gutters.
Moss accumulation leads to clogged gutters, water damage, and premature system failure - especially in heavily wooded Damascus and Portland neighborhoods.
Oregon homeowners spend an average of $300-600 annually on gutter cleaning and maintenance, with standard systems requiring 2-4 cleanings per year.
The Copper Advantage: Nature's Moss Prevention
Discover how copper's natural properties create a permanent solution to Oregon's moss challenges

Copper Half-Round Gutters by Royal Gutters
Natural Biocidal Properties
Copper naturally releases ions that create an environment hostile to moss, algae, and fungi growth - a perfect solution for Oregon's wet climate.
- Copper ions gradually leach during rainfall, creating a protective zone
- Studies show copper surfaces reduce microbial presence by up to 99.9%
- Unlike chemical treatments, copper's protection is passive and continuous
- Effective even in heavily shaded Damascus and Portland properties


Choose Your Perfect Copper Gutter System
Explore different styles, components, and options to customize your copper gutter solution

Half-Round Style with Round Downspout
Half-Round Gutters
Half-round gutters feature a semicircular profile that complements traditional and historic architecture. Their smooth, curved design is both elegant and functional.
- Classic, timeless appearance ideal for historic homes
- Smooth interior allows for better water flow and less debris buildup
- Traditional look that develops a beautiful patina over time
- Perfect for craftsman, Victorian, and colonial architecture

K-Style with Corrugated Downspout
K-Style Gutters
K-style gutters feature a decorative front face that resembles crown molding, adding architectural interest while providing excellent water capacity.
- Higher water capacity than half-round gutters of the same width
- Decorative profile that complements modern and contemporary homes
- Flat back design attaches securely to fascia boards
- Popular choice for craftsman, ranch, and modern architecture
Essential Gutter Components

Downspouts direct water from your gutters to the ground or drainage system.
- Round: Traditional look, ideal for half-round gutters
- Rectangular: Modern appearance, higher capacity
- Corrugated: Decorative texture adds visual interest

These components connect gutters to downspouts, determining water flow capacity.
- Standard Outlet: Works well for most Oregon homes
- Large Outlet: Increased capacity for heavy rainfall
- Round Cleanout: Easy maintenance access point

These finish the ends and corners of your gutter system with style and function.
- End Caps: Seal the ends of gutter runs
- Inside Miters: Connect gutters at inside corners
- Outside Miters: Connect gutters at outside corners

Proper Installation Prevents Costly Damage
Professional installation is crucial for copper gutters to perform properly. Our expert craftsmen ensure your system is installed with precision to prevent leaks and water damage.
- Proper slope ensures efficient water flow and prevents standing water
- Secure mounting prevents separation from fascia during heavy Oregon rainfall
- Professional soldering of seams creates watertight connections
- Proper flashing integration prevents water from getting behind gutters
- Strategic downspout placement directs water away from your foundation
Not sure which style is right for your home?
Our Professional Installation Process
Experience our streamlined, expert installation process from consultation to completion
Free Consultation
Our experts assess your home's specific needs and provide a detailed quote.
What happens during this step:
- Measure your home's dimensions
- Assess roof pitch and drainage needs
- Evaluate existing drainage issues
- Discuss style and component options
- Provide detailed written estimate
Watch Our Installation Process
See our expert craftsmen in action as they install a complete copper gutter system
The Science Behind Copper's Moss Prevention
Understanding how copper naturally protects your home from Oregon's aggressive moss growth
When rainwater contacts copper, a microscopic layer of copper ions is released. These ions create an environment where moss and algae cannot attach or grow - a natural protection system
Over time, copper develops a protective patina that not only prevents corrosion but enhances its moss-resistant properties - perfect for Oregon's wet climate conditions.
Unlike chemical treatments that wash away, copper's protection is continuous and actually improves with age - providing decades of maintenance-free performance in Portland's challenging environment.
"Copper's natural antimicrobial properties make it the ideal material for Oregon's moss-prone climate. It's not just a gutter - it's a permanent solution to a persistent problem."
- Mike Johnson, Master Craftsman at Royal Gutters
The Beauty of Aging Copper
Watch your copper gutters transform through these beautiful stages over time
Bright, shiny penny appearance with brilliant luster

Classic verdigris with rich blue-green appearance
New Installation
Bright, shiny penny appearance with brilliant luster
Next stage in 1 year
Copper's patina development is a natural process that adds character and protection to your gutters. The timeline can vary based on your specific Oregon microclimate, with coastal areas often developing patina faster than inland locations.
The Smart Investment for Oregon Homeowners
While copper gutters have a higher initial cost, they provide exceptional long-term value in our unique climate
- Increased home value in Portland's premium real estate market
- Reduced maintenance costs save $15,000-$30,000 over system lifetime
- Elimination of water damage repairs from clogged gutters
- Energy efficiency benefits during Oregon winters
Frequently Asked Questions
Find Your Ideal Gutter Size
Copper Gutter Size Calculator
Find the right copper gutter size for your Oregon home based on roof drainage area
This is the amount of water your gutters need to handle during peak rainfall
Prepare Before Oregon's Rainy Season
Don't wait until the heavy rains arrive. Properly sized gutters are critical for protecting your home.
Adding downspouts increases your gutter system's overall capacity by dividing water flow.
This visualization shows water capacity for 6" gutters with 2 downspouts.
Caution: 6" gutters may be at capacity during extreme rainfall events. Consider 7" for safety.
Additional Downspouts Recommended
Adding more downspouts will distribute water flow more efficiently and prevent potential overflow.
6" half-round gutters handle up to 72 gallons per minute per downspout. With 2 downspouts, your system capacity is 144 gallons per minute total.
Our recommendation for your roof area:7" Half-Round Gutters
Complete Your Gutter System
Enhance your copper gutters with these premium protection and aesthetic options

Premium Leaf Guards
Keep debris out while allowing water to flow freely. Our leaf protection systems are designed specifically for Oregon's unique challenges with pine needles, maple seeds, and moss.
- Prevents clogging from leaves, needles, and debris
- Available in copper to match your gutters
- Reduces maintenance and extends gutter life

Permanent Gutter Lighting
Enhance your home's beauty year-round with our custom-installed permanent LED lighting systems that integrate seamlessly with your gutters.
- Smartphone-controlled RGB color options
- Weather-resistant and designed for Oregon climate
- Energy-efficient LEDs with 50,000+ hour lifespan
Complete your gutter system with these premium add-ons for maximum protection and curb appeal
Leaf Guard FAQs
Common questions about our leaf protection systems
Permanent Lighting FAQs
Common questions about our permanent gutter lighting systems
Real Oregon Homes, Real Results
Lake Oswego Home
Heavily wooded property
"After years of gutter overflow during heavy rains, Royal Gutters installed properly sized 6" copper gutters with 4 downspouts. We haven't had a single overflow issue in 3 years."
West Hills Property
Steep roof, heavy rainfall area
"Our steep roof was causing water to rush down too quickly for our old gutters. Royal Gutters installed 7" copper gutters that completely solved our overflow problems."
Frequently Asked Questions
Limited Time Availability
Schedule your free gutter assessment before the rainy season begins. Limited installation slots available.
Pricing Information
Copper gutter pricing ranges from $35-$45 per linear foot depending on the style chosen and options selected. Final installation costs are determined by several factors:
- Home size and roof complexity
- Roof accessibility and height
- Gutter style (K-style, half-round, custom profiles)
- Additional features (rain chains, decorative elements)
- Copper thickness (16oz or 20oz)
Everything You Need to Know About Copper Gutters
Get answers to your questions about copper gutters and discover why they're the perfect solution for Oregon homes
How do copper gutters prevent moss growth?
Copper gutters prevent moss growth through their natural biocidal properties. When rainwater contacts copper, it releases copper ions that create an environment hostile to moss, algae, and fungi. This continuous, passive protection prevents organic growth without chemicals and improves over time as the patina develops. For Oregon homeowners, this means gutters that stay clear year-round without the constant maintenance other materials require.
What makes copper gutters ideal for Oregon's climate?
Oregon's 150+ days of annual rainfall and abundant vegetation create perfect conditions for moss growth. Copper gutters are ideal for this climate because they naturally prevent moss accumulation, handle heavy water flow efficiently, and develop a protective patina that actually strengthens with exposure to our wet conditions. The Portland area's combination of rain, trees, and mild temperatures creates the perfect storm for gutter problems that copper uniquely solves.
Do copper gutters really work better than aluminum or vinyl in preventing clogs?
Yes, copper gutters significantly outperform aluminum and vinyl in preventing clogs, especially in Oregon's climate. While all gutters can collect leaves and large debris, copper's natural properties prevent the moss and algae growth that causes the most problematic clogs. In side-by-side comparisons of homes in Portland's West Hills, copper gutters remain clear of organic buildup while aluminum and vinyl systems develop moss accumulation within 1-2 years, leading to water overflow and potential damage.
How do copper gutters enhance my home's appearance?
Copper gutters add distinctive character and elegance to your home through their unique patina development process. New installations begin with a bright penny appearance that gradually transforms through rich bronze tones to eventually develop the classic verdigris patina. This natural aging process creates a living finish that continues to evolve, complementing Oregon's natural landscape and enhancing architectural details. Many Portland area architects specifically recommend copper gutters for both historic renovations and high-end new construction.
Have more questions about copper gutters for your Oregon home?
Why Oregon Homeowners Trust Us
Over 500 Copper Gutter Installations
Throughout the Portland Metro Area
4.9/5 Star Rating
Based on 150+ Verified Reviews
Lifetime Workmanship Warranty
On All Copper Gutter Installations

Lifetime Value Benefits
Save $15,000+ Over Your Home's Lifetime
Eliminate ongoing maintenance costs and prevent expensive water damage repairs
Serving the Greater Portland Area
Royal Gutters is your local copper gutter specialist, proudly serving Damascus and surrounding communities
18601 SE Sunnyside Rd, Damascus, OR 97089
(503) 558-8700
info@royalcoppergutters.com
Mon-Fri: 8am-5pm
Service Areas Include:
Ready to Protect Your Home with Copper Gutters?
Our copper gutter experts are ready to help you protect your Oregon home with a beautiful, long-lasting solution. Schedule your free consultation today.
Prefer to call? Reach us at (503) 558-8700