Master Flow Roof Jack with Vent Cap (4")

Durable 26-gauge roof jack with integrated vent cap for kitchen, bath, and attic fan ventilation. Designed for roof pitches 3:12 to 5:12, with a mill finish for long-lasting performance.

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Key Features:

• Integrated Vent Cap: Helps prevent rain and debris intrusion while exhausting air
• Proper Fit: 4 in diameter with 10-1/8 in height for common fan ducting
• Roof Pitch Compatibility: Installs on 3:12 to 5:12 roofs
• Durable Construction: 26-gauge metal in mill finish for strength
• Contractor-Friendly: Single-piece jack simplifies rooftop ventilation tie-ins

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Specifications Table:

Specification	Details
Brand	GAF
Product Name	MasterFlow Roof Jack with Vent Cap
Manufacturer Number	RJVC4
Product Number	GAF26RJVC4
Diameter	4"
Height	10-1/8"
Thickness	26 Gauge
Color/Finish	Mill Finish
Allowable Roof Pitch	3:12 to 5:12
Pieces per Carton	6
Unit of Measure	Each (EA)
Weight	2.6667 lb
Style	Ventilation and Drainage

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Frequently Asked Questions (FAQ):

Q: What duct size does this roof jack fit?
A: It is designed for 4-inch diameter duct connections.

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Q: What roof pitches can it be installed on?
A: Suitable for roofs with pitches from 3:12 to 5:12.

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Q: Is the vent cap included?
A: Yes, the unit includes an integrated vent cap.

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Q: What is the material thickness?
A: It is made from 26-gauge metal.

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Q: How tall is the roof jack?
A: The height is 10-1/8 inches.

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A Sleek, Functional Accent for Venting Done Right

This roof jack’s sculpted cap and clean mill finish bring a refined, industrial note to the roofline. The integrated vent cap is a standout, marrying performance with crisp geometry. Pair it with galvanized accessories for a cohesive, modern exterior palette. A small detail with big impact, it elevates utility to a polished, luxurious finish.

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Choose the GAF Master Flow Roof Jack with Vent Cap for reliable, clean ventilation on 3:12–5:12 roofs—upgrade your airflow today.