TRI-BUILT Deck-Air Intake Vent, DA-4, 4-FootDeck Air DA 4 Intake Vent (4 ft) The TRI BUILT Deck Air DA 4 is a 4 foot intake vent designed to improve attic airflow while protecting against weather intrusion. Built from the same durable material as the Omni Series, it fits roof pitches from 3 12 to 16 12 and provides 9 sq. in. of Net Free Area per linear foot. Key Features: Weather Resistant Design: Unique, patented profile delivers enhanced protection against wind and rain. Broad Pitch

Deck-Air DA-4 Intake Vent (4 ft)

The TRI-BUILT Deck-Air DA-4 is a 4-foot intake vent designed to improve attic airflow while protecting against weather intrusion. Built from the same durable material as the Omni Series, it fits roof pitches from 3/12 to 16/12 and provides 9 sq. in. of Net Free Area per linear foot.

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Key Features:

• Weather-Resistant Design: Unique, patented profile delivers enhanced protection against wind and rain.
• Broad Pitch Compatibility: Installs on roof pitches 3/12 to 16/12 for versatile use.
• Durable Construction: Made from long-lasting, field-tested Omni Series material for reliability.
• Integrated Ease-of-Install: Molded nail lines, slot width guidelines, and end plugs every 2 inches streamline installation.
• Included Fasteners: Comes with 2-1/2" ring shank nails for secure attachment.

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Specifications Table:

Specification	Details
Manufacturer/Model	TRI-BUILT Deck-Air DA-4
Length	4 ft
Net Free Area	9 sq in per linear foot
Included Hardware	2-1/2" ring shank nails
Material	Same durable, field-tested material as Omni Series
Roof Pitch Compatibility	3/12 to 16/12
Design	Patented; molded nail lines; slot width guidelines; integrated end plug every 2 inches
Style	Ventilation and Drainage
Warranty	Lifetime Limited Warranty
Item Weight	3.2 lb
Product Number	TRIDAIV4
Manufacturer Number	DA-4

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Frequently Asked Questions (FAQ):

Q: What roof pitches does the DA-4 support?
A: It fits roof pitches from 3/12 to 16/12.

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Q: How much ventilation does it provide?
A: It offers 9 square inches of Net Free Area per linear foot.

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Q: Are fasteners included?
A: Yes, 2-1/2 inch ring shank nails are included.

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Q: Can this be used as an intake vent?
A: Yes, the DA-4 is designed for intake ventilation applications.

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Q: Does it have a warranty?
A: It carries a Lifetime Limited Warranty.

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Sleek, Functional Venting for a Refined Roofline

This low-profile intake vent streamlines the roof edge with a crisp, modern silhouette while quietly optimizing airflow. Its thoughtfully engineered details—like molded nail lines and integrated end plugs—elevate both performance and polish. Pair it with dark fascia and minimalist gutters to create a cohesive, architectural edge. A smart, discreet essential that brings luxury-level finish to practical ventilation.

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Upgrade your roof’s ventilation with the durable Deck-Air DA-4 and enjoy reliable, weather-protected airflow for years to come.