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6-Inch End Caps (Left & Right)

6-Inch End Caps (Left & Right)

Color: White, 30 Degree
Unit of measure: pcs
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Expected ship / pick-up date:
06 Oct | Typically ready in 1-2 days
We're ready to help. Call us at (610) 779-6934 and we'll happy to answer your questions.

Seal your 6-Inch K-Style Gutter runs with professional 6-Inch End Caps that provide watertight closure and a finished appearance. Our Left and Right End Caps are precision-formed from durable aluminum with factory-applied color matching your Gutter System. These essential components install quickly with crimps and gutter sealant, eliminating water leakage at gutter terminations while maintaining clean, architectural lines.

6-Inch End Caps (Left & Right) Key Features

  • Watertight closure

    Precision-formed End Caps create leak-proof seals at gutter run terminations

  • Left and right options

    Directional caps ensure proper fit and professional appearance from any viewing angle

  • Color-matched finish

    Available in 20+ colors with baked-on enamel to coordinate with your gutter system

  • Quick installation

    Simple attachment with gutter sealant and rivets for secure, permanent connection

6-Inch End Caps (Left & Right) Material & Specifications

Type: End Caps (Left & Right), closed-end design
Gutter Compatibility: 6-Inch K-Style only
Material: Aluminum, baked-on enamel finish
Colors: 20+ standard colors (color-matched to gutter system)
Gauge: .024" Aluminum for durability and strength
Included: End Cap only; fasteners and sealant sold separately
Use: Residential and commercial Gutter run terminations
Notes: Order Left or Right based on viewing direction; verify profile compatibility with your gutter stock

Installation & Maintenance Tips

This installation information is a general guide only and may not address your specific site conditions. Always follow local building codes, safety practices, and professional methods. If you are not experienced with this type of work, hire a qualified contractor.

Installation
  1. Measure and cut: Cut Gutter run square at termination point. Test-fit End Cap to ensure proper seating and alignment.
  2. Clean surfaces: Remove any debris or oxidation from gutter end and End Cap contact areas for optimal sealant adhesion.
  3. Apply sealant: Place continuous bead of high-quality gutter sealant around the inside perimeter of the End Cap.
  4. Position cap: Slide End Cap onto gutter end, ensuring full contact and even reveal around all edges.
  5. Secure connection: Use Gutter End Cap Crimper, and/or install Pop Rivets or #8 x 1/2" Hex Screws every 3-4" around the perimeter. Avoid over-tightening.
  6. Finish seal: Tool excess sealant smooth and remove any squeeze-out for clean, professional appearance.
  7. Final check: Verify End Cap is secure and properly sealed with no gaps or loose areas.

Maintenance
  1. Inspect seals: Check End Cap connections annually for cracks, gaps, or sealant failure. Reseal as needed.
  2. Hardware check: Verify that crimps, rivets or screws remain tight and corrosion-free. Replace with aluminum fasteners if needed.
  3. Clean regularly: Remove debris buildup near End Caps during routine gutter cleaning to prevent water backup.
  4. Monitor alignment: Ensure End Caps remain properly seated and haven't shifted due to thermal expansion.

Compare Styles & Materials

6-Inch vs 5-Inch Gutter Systems

6-Inch System: Handles 40% more water flow, ideal for roofs over 1,800 sq ft, steep pitches, heavy rainfall areas, or commercial applications.

5-Inch System: Standard residential choice for roofs up to 1,400 sq ft, moderate rainfall, and typical home applications.

When to Choose 6-Inch End Caps
  • Large roof areas (1,800+ sq ft per downspout)
  • Steep roof pitches that concentrate water flow
  • Regions with heavy rainfall or frequent storms
  • Commercial buildings or multi-story homes
  • Existing 6-Inch Gutter Systems requiring matching components

Best Choice: Use factory-formed 6-Inch End Caps for all 6-Inch K-Gutter run terminations when you want reliable sealing, professional appearance, and color coordination. Choose Left or Right based on the viewing direction for optimal aesthetics. Field-forming is only recommended for custom applications or emergency repairs.

Frequently Asked Questions

This is a general guide only and may not address your specific site conditions. If you are not experienced with this type of work, hire a qualified contractor.

How do I know if I need Left or Right End Caps?

Stand facing the building and look at the gutter end. If the termination is on your left, order a Left End Cap. If on your right, order a Right End Cap.

Will these fit 5-Inch Gutters?

No. These End Caps are sized specifically for 6-Inch K-Style Gutters only. Contact us for 5-Inch End Cap options.

What's the best sealant for End Cap installation?

Use our high-quality Gutter Sealant designed for painted aluminum. Apply continuous beads and tool smooth for best results.

Can I paint End Caps to match a different color?

While possible, the factory finish is designed to last decades. If painting is needed, clean thoroughly, prime with aluminum-compatible primer, and use high-quality exterior paint.

How many fasteners should I use per End Cap?

Crimping and sealing works fine for many installers, but others prefer to install Pop Rivets or Screws every 3-4" around the perimeter. Don't over-tighten as this can distort the Cap or Gutter.

Submit an RFQ or Questions

Please feel free to contact us - we promise to respond to your inquiry within the next business day. For longer requests, visit our RFQ page.