


Union Corrugating 3-in x 7-in Silver Aluminum Step Flashing (A3X4X7)
3-in x 7-in Aluminum Step Flashing
Durable aluminum step flashing designed to weatherproof roof-to-wall intersections, chimneys, and skylights. Pre-bent to a 90° angle for quick installation and long-lasting corrosion resistance.
Key Features:
- Weatherproof Protection: Shields roof-to-wall joints, chimneys, and skylights from water intrusion
- Pre-Bent 90° Angle: Speeds installation and ensures a clean, consistent fit
- Corrosion-Resistant Aluminum: Resists rust for long-lasting performance in harsh weather
- Sized for Shingle Roofs: 3-in x 7-in profile with 4-in exposure fits common applications
- Versatile Use: Suitable for residential or light commercial projects
Specifications Table:
| Specification | Details |
|---|---|
| Type | Step flashing |
| Material | Aluminum |
| Color/Finish Family | Silver |
| Manufacturer Color/Finish | Silver |
| Package Quantity | 1 |
| Depth (Inches) | 4 |
| Length (Inches) | 7 |
| Width (Inches) | 3 |
| Gauge | 1 |
| For Use with Chimneys | Yes |
| For Use with Skylights | Yes |
| For Use with Roofs | Yes |
| For Use with Doors | No |
| For Use with Decks | No |
| For Use with Windows | No |
| For Use with Vents | No |
| For Use with Pipes | No |
| For Use with Gutters | No |
| For Use with Egress Windows | No |
| CA Residents: Prop 65 Warning(s) | No |
| Warranty | None |
| UNSPSC | 30151600 |
Frequently Asked Questions (FAQ):
Q: Can this flashing be used around chimneys and skylights?
A: Yes, it’s designed for roof-to-wall, chimney, and skylight applications.
Q: Is it already bent for installation?
A: Yes, it comes pre-bent at a 90° angle to simplify installation.
Q: What are the dimensions?
A: 3 in vertical leg, 4 in exposure, and 7 in length.
Q: Will it rust?
A: No—aluminum construction provides rust and corrosion resistance.
Q: Is it sold individually?
A: Yes, package quantity is 1 piece.
Sleek Protection with Clean Architectural Lines
This silver aluminum step flashing tucks neatly into your roofline, creating a crisp, tailored transition where surfaces meet. I love the effortless 90-degree bend—its precision keeps the silhouette refined while delivering hardworking protection. Layer it with dark architectural shingles for a subtle, modern contrast that feels intentional. It’s a small detail with a big impact—quiet luxury that preserves the integrity of your home.
Upgrade your roof’s defenses with this pre-bent aluminum step flashing and keep water out for good.
Original: $0.43
-70%$0.43
$0.13Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
3-in x 7-in Aluminum Step Flashing
Durable aluminum step flashing designed to weatherproof roof-to-wall intersections, chimneys, and skylights. Pre-bent to a 90° angle for quick installation and long-lasting corrosion resistance.
Key Features:
- Weatherproof Protection: Shields roof-to-wall joints, chimneys, and skylights from water intrusion
- Pre-Bent 90° Angle: Speeds installation and ensures a clean, consistent fit
- Corrosion-Resistant Aluminum: Resists rust for long-lasting performance in harsh weather
- Sized for Shingle Roofs: 3-in x 7-in profile with 4-in exposure fits common applications
- Versatile Use: Suitable for residential or light commercial projects
Specifications Table:
| Specification | Details |
|---|---|
| Type | Step flashing |
| Material | Aluminum |
| Color/Finish Family | Silver |
| Manufacturer Color/Finish | Silver |
| Package Quantity | 1 |
| Depth (Inches) | 4 |
| Length (Inches) | 7 |
| Width (Inches) | 3 |
| Gauge | 1 |
| For Use with Chimneys | Yes |
| For Use with Skylights | Yes |
| For Use with Roofs | Yes |
| For Use with Doors | No |
| For Use with Decks | No |
| For Use with Windows | No |
| For Use with Vents | No |
| For Use with Pipes | No |
| For Use with Gutters | No |
| For Use with Egress Windows | No |
| CA Residents: Prop 65 Warning(s) | No |
| Warranty | None |
| UNSPSC | 30151600 |
Frequently Asked Questions (FAQ):
Q: Can this flashing be used around chimneys and skylights?
A: Yes, it’s designed for roof-to-wall, chimney, and skylight applications.
Q: Is it already bent for installation?
A: Yes, it comes pre-bent at a 90° angle to simplify installation.
Q: What are the dimensions?
A: 3 in vertical leg, 4 in exposure, and 7 in length.
Q: Will it rust?
A: No—aluminum construction provides rust and corrosion resistance.
Q: Is it sold individually?
A: Yes, package quantity is 1 piece.
Sleek Protection with Clean Architectural Lines
This silver aluminum step flashing tucks neatly into your roofline, creating a crisp, tailored transition where surfaces meet. I love the effortless 90-degree bend—its precision keeps the silhouette refined while delivering hardworking protection. Layer it with dark architectural shingles for a subtle, modern contrast that feels intentional. It’s a small detail with a big impact—quiet luxury that preserves the integrity of your home.
Upgrade your roof’s defenses with this pre-bent aluminum step flashing and keep water out for good.


















