OATEY 12946 3 in. Aluminum No-...
IN STOCK (leaves warehouse same day if ordered before 3pm ET)
$71.43
$21.43

OATEY 12946 3 in. Aluminum No-Calk 11 in. x 14.5 in. Base Roof Flashing

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Model: 12946
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In Stock (leaves warehouse same day if ordered before 3pm ET)

$71.43
$21.43
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3 in. Aluminum No-Calk 11 in. x 14.5 in. Base Roof Flashing
  • Features

    • Metal base for pitch from 0-40° or up to 10/12 roof
    • Do not use petroleum based products or paint on flashing collar
    • For warranty product details, refer to the Oatey Limited Warranty document
    • Not for hot-mopped or built-up roofs
    • Self-sealing collar slides over pipe and requires no caulking
    • Collar will not fade
    • Rustproof stamped aluminum base allows for easy shaping of flashing
    • Rated 180°F continuous heat and approved for Type B installations


12946 - spec sheet

Manufacturer Resources

Product Specs

Base Size Diameter:
11" X 14.5"
Volume:
0.176
Department:
Plumbing
Product Group:
Roofing
Product Subgroup:
Flashing and Flanges
Product Type:
Roof Flashing
Product Finish:
Unfinished
Product Material:
Aluminum
Product Weight:
0.4

OATEY 12946 – Frequently Asked Questions

1) What roof pitch can the Oatey 12946 No-Calk flashing be used on?
The stamped aluminum base handles pitches from 0 to 40 degrees, which covers anything up to a 10/12 roof. Past 10/12 you need a steeper-pitch base. The base metal is soft enough to shape to the deck or to shingle contours as you set it.
2) Will the Oatey 12946 work on a flat built-up or hot-mopped roof?
No. The 12946 is specifically not for hot-mopped or built-up roofs, even though the base is rated down to 0 degrees pitch. For a tar or BUR assembly you want a flashing intended for hot asphalt application.
3) What size vent pipe does the Oatey 12946 roof flashing fit?
It is sized for 3 inch pipe. The self-sealing collar slides down over the pipe and seals against it, so no caulk is needed at the penetration.
4) Can I use this flashing on a gas appliance or furnace vent?
Yes, it is approved for Type B installations and rated for 180 degrees F continuous heat, so it can be used over a Type B vent within that temperature limit.
5) Can I paint the flashing collar to match the roof?
Don't. Petroleum based products and paint must not be applied to the collar, and the collar is made not to fade, so it does not need coating. The aluminum base itself ships unfinished.
6) Do I need sealant or a separate collar to install the Oatey 12946?
No separate caulk or collar is required at the pipe. The self-sealing collar does that work when it slides over the 3 inch pipe. You still fasten and weather-lap the 11 x 14.5 inch base into the shingle courses as normal.
7) Is an aluminum roof flashing base going to rust out on me?
No. The base is rustproof stamped aluminum, which is also why it bends readily for shaping to the roof surface. Keep in mind aluminum should not be in direct contact with incompatible roofing metals on a job where galvanic action is a concern.
8) How much does one Oatey 12946 flashing weigh for a bulk reroof order?
Each unit is 0.4 lb with a shipping volume of 0.176, so a pallet quantity for a multi-building reroof stays light and easy to stage on the roof.
How fast can I get the OATEY 12946 delivered?
Most orders ship the same day from our distribution partners, with quick delivery throughout the continental U.S. Need it urgently? Contact Us for expedited shipping options.
Can I return it if it doesn’t work for me?
Yes—ZenSupply offers a hassle-free return policy. If the product isn’t the right fit, reach out to our support team for a return authorization or setup a return by following our return instructions.
Does the OATEY 12946 come with a warranty?
Absolutely. The OATEY 12946 is backed by a manufacturer’s warranty. For full warranty terms, check the product documentation or Contact Us.
How do I get technical support or installation help for the OATEY 12946?
You can call, text, or email our expert support team for fast answers. We’re here to help with product selection, installation tips, and troubleshooting. Contact Us
Why buy the OATEY 12946 from ZenSupply?
ZenSupply makes it easy to get the commercial door hardware you need—fast shipping, expert support, and rewards on every order. Our team is always ready to help you choose the right product for your project.