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Ships within 48 hours · Estimated delivery Sep 11 - Sep 16
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Description
3 in. to 4 in. Roof Vent Kit for Round Duct Steel in BlackThe RVK1A Steel Roof Cap Kit is an easy to install vent for ventilation fans (bath, rec room, home gym, etc.). It is compatible with 3" or 4" ductwork and includes a 3" to 4" adapter for convenience. This cap features both a back draft damper and bird screen, preventing outside air from entering the home and birds and small pests from entering duct work. This kit includes all materials needed for installation, including 8 ft. of 4" flexible ducting,
The RVK1A Steel Roof Cap Kit is an easy-to-install vent for ventilation fans (bath, rec room, home gym, etc.). It is compatible with 3" or 4" ductwork and includes a 3" to 4" adapter for convenience. This cap features both a back draft damper and bird screen, preventing outside air from entering the home and birds and small pests from entering duct work. This kit includes all materials needed for installation, including 8 ft. of 4" flexible ducting, 4" metal duct connector, 4" to 3" Reducer, nylon zip ties and mounting screws. The flexible ducting conforms to UL 181 Class 1 Air Connector and CUL S110 requirements. Not suitable for dryer venting or flat roofs.- Built-in backdraft damper prevents outside air from entering home
- Built-in bird screen prevents birds and other small animals from entering duct work
- Kit includes all materials needed for install: 8 ft. of 4" flexible ducting, 4" metal duct connector, 4" to 3" Reducer, nylon zip ties and mounting screws
- Constructed of durable, resilient steel with a black powder coat finish
- Easy to install in new construction, replacement, or DIY applications
- Compatible with 3" and 4" round ducting
- Not suitable for dryer venting or flat roofs
- Shop all
- For any questions regarding product features, installation, or specifications, please call our Technical Services Dept. at 800-637-1453, Monday-Friday, 8:00 am – 7:00 pm EST.
Features
| Item Weight | 3 |
| Intake/Exhaust | Exhaust |
| Color/Finish | Black |
| Returnable | 180-Day |
| Screen Included | Yes |
| Material | Galvanized Steel |
| Shape | Rectangular |
| Color Family | Black |
| Paintable/Stainable | Yes |
| Power Type | Non-Powered |
| Mounting Position | Roof Mount |
| UV Resistant | Yes |
| Features | Built-in Screen,UV Resistant |
| Product Weight (lb.) | 2.3 lb |
| Product Depth (in.) | 11 in |
| Cut-Out Width (in.) | 5.25 |
| Product Width (in.) | 9.25 in |
| Product Height (in.) | 4.375 |
| Net-Free Area (Sq. In.) | 13 |
| Manufacturer Warranty | None |
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.3 ★★★★★
Based on 12 reviews
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Product Reviews
★★★★★ 5
Nice forks!
Color: Gold, Color: Gold
Heavy duty forks, nice gold color. They looked great and performed as a fork should. No complaints at all.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 29, 2026
★★★★★ 5
Great silverware
Color: Gold
Purchased for graduation party. Good quality and matched the color we needed for party
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Reviewed in the United States on May 20, 2026
★★★★★ 5
Nice!
Color: Gold
Very nice
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Reviewed in the United States on May 24, 2026
★★★★★ 5
Great party forj k
Color: Gold
Thick durable quality fork, beautiful color! These will be perfect for our party,
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Reviewed in the United States on May 9, 2026
★★★★★ 5
Strong Duty gets the Job done
Color: Silver
Very classy meets all types of Dinner needs
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Reviewed in the United States on May 10, 2026