CMI 4-in x 120-in Silver Galvanized Steel Step Flashing (28-Gauge)

Regular price $4.89

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4-in x 120-in Galvanized Steel Step Flashing

Durable 28-gauge galvanized steel step flashing safeguards roof-to-wall intersections from moisture. Silver finish and 4-in x 120-in size suits asphalt shingle, shake, and metal roofs for long-lasting protection.


Key Features:

  • Durable Galvanized Steel: 28-gauge construction resists corrosion and delivers long service life
  • Moisture Defense: Protects roofing systems at chimneys, skylights, dormers, and roof-to-wall joints
  • Broad Roof Compatibility: Suitable for asphalt shingle, shake, and metal roofs
  • Slope Recommendation: Designed for roof pitches of 3/12 or greater
  • Cut-to-Fit Convenience: 120-in length can be trimmed into smaller step flashing pieces

Specifications Table:

Specification Details
Color/Finish Family Silver
Manufacturer Color/Finish Silver
Type Step flashing
Material Galvanized steel
Package Quantity 1
Depth (Inches) 4
Length (Inches) 120
Length Measurement 120-in
Width (Inches) 4
Gauge 28
Warranty None
For Use with Doors No
For Use with Decks Yes
For Use with Windows No
For Use with Chimneys Yes
For Use with Skylights Yes
For Use with Roofs Yes
For Use with Vents No
For Use with Pipes No
For Use with Gutters Yes
For Use with Egress Windows No
UNSPSC 30151600

Frequently Asked Questions (FAQ):

Q: Can this be used on different roof materials?
A: Yes, it is suitable for asphalt shingle, shake, and metal roofs.


Q: What roof pitch is recommended?
A: Use on roof slopes of 3/12 pitch or greater.


Q: How is it installed?
A: Interweave with shingles, overlapping each piece by 2–3 inches and secure with roofing nails; protect top edges with caulking or counter flashing.


Q: Can I cut it to size?
A: Yes, the 120-in length can be cut into smaller sections to create individual step flashing pieces.


Q: Does it require special maintenance?
A: Galvanized steel offers low maintenance; periodically inspect for damage and reseal as needed.


A Sleek, Resilient Line Where Roof Meets Wall

This silver step flashing draws a crisp architectural seam, elevating the roof’s edge while quietly defending against the elements. Its galvanized sheen pairs beautifully with classic brick or modern siding, creating a refined transition. Trim sections to cascade along chimneys or dormers for a tailored, custom look. A subtle detail that brings durable, polished luxury to any exterior.


Protect your roof’s vulnerable joints with this durable galvanized step flashing—order now for long-lasting moisture defense.

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