Selkirk Gas Vent Flashing, 17-in W x 15-in L, Silver 28-Gauge Galvanized Steel Step Flashing

Regular price $12.16

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Selkirk 17x15 Galvanized Gas Vent Step Flashing

Durable 28‑gauge galvanized steel step flashing designed for routing Type B gas vents through the roof. UL 441 listed with an aluminum inner liner for safe, reliable venting in residential or commercial applications.


Key Features:

  • Type B Gas Vent Compatible: For round/oval gas vent pipes with fast, secure joint connection
  • Roof Penetration Protection: 17-in x 15-in base shields against water intrusion where vent passes through roof
  • Durable Construction: 28‑gauge galvanized steel exterior with aluminum inner liner
  • Tested & Listed: UL 441 certified for safety and performance
  • Installer-Friendly: Adjustable design reduces cutting and special fitting needs

Specifications Table:

Specification Details
Series Name Gas vent flashing
Type Step flashing
Color/Finish Family Silver
Manufacturer Color/Finish Silver
Material Galvanized steel
Outer Material Gauge 28
Inner Liner Aluminum
Package Quantity 1
Width (Inches) 17
Length (Inches) 15
Depth (Inches) 7
For Use with Roofs Yes
For Use with Vents Yes
For Use with Pipes Yes
For Use with Doors No
For Use with Decks No
For Use with Windows No
For Use with Chimneys No
For Use with Gutters No
For Use with Egress Windows No
Warranty Limited lifetime
UL Listing UL 441
UNSPSC 30151600

Frequently Asked Questions (FAQ):

Q: What roof applications is this flashing for?
A: It’s used where a Type B gas vent passes through the roof on residential, commercial, or industrial buildings.


Q: What materials is it made from?
A: The exterior is 28‑gauge galvanized steel and the inner liner is aluminum.


Q: Is it UL listed?
A: Yes, it is tested and listed to UL 441.


Q: What are the base dimensions?
A: The base measures approximately 17 inches wide by 15 inches long with a depth of about 7 inches.


Q: Can I use it with non-vent applications?
A: No, it’s intended for gas vent pipes; follow your appliance installation instructions for compatibility.


A Sleek, Weather-Tight Accent for Functional Rooflines

This galvanized step flashing introduces a refined, utilitarian silhouette that integrates cleanly with the roof plane. The tapered collar creates a subtle architectural moment while delivering steadfast protection at a critical penetration. Pair it with graphite shingles and matte accessories to echo its brushed metallic finish. It’s the quiet luxury of performance—discreet, durable, and impeccably considered.


Upgrade your vent penetration with Selkirk’s UL‑listed galvanized step flashing for a cleaner, safer, and longer‑lasting roof install.

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