Attic Ventilation

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Residential Use

Essential for maintaining comfortable indoor temperatures without excessive reliance on air conditioning. 

Commercial Use

Designed to prevent ice dams, which form when warm air in the attic causes snow on the roof to melt and refreeze at the eaves.

Product Highlights
  • Globe Vent Galvanized

    Serves as an economical gravity ventilator for residential, commercial, and industrial applications. It features watertight construction, a low silhouette, and positive draft for efficient airflow.

  • Plastic Roof Vents

    Includes UV inhibitors to protect against sun damage. Ideal for attic ventilation, it features a 50-square-inch opening and works best when paired with soffit or gable end vents.

  • J Vent Painted

    Featuring a low silhouette and open design on two sides for enhanced airflow, it helps eliminate attic moisture and heat build-up. Best used with soffit or gable end venting.

Attic Ventilation Installation Tips
  • Proper Placement

    Install vents at high points to allow hot air to escape and near soffits or gable ends to ensure fresh air intake.

  • Vent Selection

    Choose vents based on roofing material, climate, and specific ventilation needs. Options include plastic or metal vents, each offering unique benefits depending on the installation requirements. J Vents and Globe Vents are also common solutions for improving airflow.

  • Professional Installation

    While some vents may be installed by homeowners, professional installation is recommended for complex systems or areas with challenging access.

Frequently Asked Questions

What is the primary purpose of attic roof vents?

Attic vents regulate airflow in the attic. They help expel hot, humid air in the summer, preventing heat buildup that can damage roofing materials and increase cooling costs. In the winter, attic vents reduce moisture accumulation, which can lead to issues like ice dams, mold growth, and wood rot.

How do I choose the right attic roof vent for my needs?

To choose the right attic roof vent, consider the size of the attic, specifically the square footage, using the 1/150 rule, the pitch of the roof, and the local climate.

What warranty is provided with attic roof vents?

FAMCO’s attic roof vents come with an one-year limited warranty, covering defects in material and workmanship. For detailed warranty information, reach out to our customer support team.

FAMCO Attic Ventilation Benefits

Energy Efficiency
Regulate temperatures, reducing the strain cooling and heating systems and lowering utility costs.
Moisture Control
Prevents moisture buildup, which can deteriorate insulation.
Improved Air Quality
Improve airflow throughout the attic to eliminate moisture and heat buildup.