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Millennium GRV10 Galvanized Steel Gooseneck Roof Vent with Damper, 10 in., 4 Colors
Regular price $52.00Orders start at $399 — combine any items to reach the minimum. Learn more
Millennium GRV10 Galvanized Steel Gooseneck Roof Vent with Damper, 10 in., 4 Colors
The Millennium GRV10 is a 10 in. galvanized steel gooseneck roof vent with damper, sold individually in Black, Brown, Mill or White. A birdscreen is standard, and the flanged base provides good vent-to-roof contact plus an easy caulking surface. It handles larger exhaust duct penetrations through low-slope and flat roofs.
Key Features:
- Built-in damper: The integrated damper controls airflow through the vent.
- Corrosion resistance: Galvanized steel construction provides excellent corrosion resistance and longevity.
- Standard birdscreen: A bird screen is standard on all Millennium roof vents.
- Flanged base: The flanged base provides good vent-to-roof contact and an easy caulking surface.
- Large 10 in. size: The 10 in. throat accommodates larger exhaust ducts.
- Four color choices: Available in Black, Brown, Mill and White finishes.
Specifications Table:
| Specification | Details |
|---|---|
| Brand | Millennium Metals |
| Sell unit | 1 vent |
| Product line | Millennium GRV10 with Damper |
| Material | Galvanized steel |
| Available colors | Black, Brown, Mill, White |
| Available sizes | 10 in. |
| Dimensions | 10 in. vent size |
| Finish / texture | Painted or mill galvanized finish |
| Features | Damper, standard bird screen, flanged base |
| Pack quantity | 1 vent each |
| Intended use | Exhaust venting through low-slope and flat roofs |
Coverage & How Much You Need:
One vent serves a single 10 in. exhaust duct penetration. Match vent quantity to the number of exhaust points in your mechanical plan.
Fit and Compatibility:
Fits standard 10 in. exhaust ducts and pairs with Millennium Metals roof flashing accessories. Order duct connections and roofing sealant separately.
Frequently Asked Questions (FAQ):
Q: What is included?
A: One 10 in. galvanized steel gooseneck roof vent with damper and standard bird screen.
Q: Which duct size fits?
A: The GRV10 is sized for a 10 in. exhaust duct.
Q: How is it installed?
A: Set the flanged base on the roof, seal the flange with roofing caulk and connect the duct below per the manufacturer's instructions.
Q: Will it rust?
A: Galvanized steel provides excellent corrosion resistance and longevity.
Q: What colors are available?
A: Black, Brown, Mill and White.
Expert Verdict — Reviewed by the SuperArbor Pro Desk
The GRV10 suits larger commercial and multifamily exhaust terminations where a 10 in. duct serves the roof. Support and connect the duct independently so the vent flange is not loaded, and keep the flange fully sealed into the membrane. Pick a painted color to blend with the roof or Mill for a plain galvanized finish.
Roof vent installation involves work at height and hot sealants; use fall protection and follow local building codes.
Order the Millennium GRV10 10 in. gooseneck roof vent with damper today.
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