Penetration Flashings for Every Roof Type in Austin, TX

In Stock & Custom Fabricated

At Capitol Company, we stock hundreds of high-quality penetration flashings for every roof type—including shingle roofs, metal roofs, flat roofs, and tile roofs. Whether you're a contractor, builder, or doing it yourself, we’ve got the right solution for your job. We fabricate all of our own metal flashings in-house to ensure top-tier durability and fit. We also carry premium branded products, including the original Decktites and extra-tall lead jacks, trusted by professionals for superior performance.

Sheet Metal Fabrication — tapered roof jack with cap sloped roof in Austin, TX

Austin’s Largest Selection of Roof Jacks – All Sizes & Pitches

Capitol Company proudly offers Austin’s largest selection of roof jacks, available in:

Tapered barrels
Straight barrels
All standard roof pitches
Diameters from 3" up to 16"

No matter your roofing specs, we have the right roof jack ready to go. Need something specific? We can also custom fabricate roof jacks to your exact dimensions, ensuring a perfect fit every time.

Sheet Metal Fabrication — decktite metal roof flashing

Durable Pitch Pans & T-Tops – Galvanized for Long-Term Protection

We stock galvanized steel pitch pans and T-Tops in the most commonly used sizes:

4" x 4"
6" x 6"
8" x 8"

These heavy-duty components are built to withstand the elements and deliver a reliable seal around roof penetrations—ideal for flat roofs and commercial installations.

Lead Pipe Jacks – Multiple Sizes In Stock

Capitol Company carries a wide variety of lead pipe jacks, available in:

Our lead jacks are crafted from high-grade materials to provide a long-lasting, weatherproof seal around vent pipes and other roof penetrations.

Sheet Metal Fabrication —tapered b vent roof jack for sloped roof no cap

Why Choose Capitol Company?

Massive in-stock inventory
Custom fabrication available
Top brands & materials
Fast, friendly service
Local experts serving Austin for decades

From small jobs to large-scale roof builds, Capitol Company is your one-stop shop for penetration flashings, roof jacks, and roofing accessories in Austin and Central Texas.