4″ TPO roof exhaust vent assembly (tan)

FlashCos 4″ TPO vent assembly is a commercial-grade roof exhaust vent designed for heated exhaust applications on low-slope roofing systems. It features a metal sub-base, reinforced TPO membrane boot, and an aluminum top for durable, watertight integration with TPO roofs.

Key Features:

• 3-Piece Field Assembly: Installs in stages with sub-base, prefabricated membrane boot, and aluminum top/counterflashing.
• TPO System Compatibility: Membrane flange is heat-welded for a secure tie-in to TPO roofing.
• Commercial-Grade Construction: Built with a metal sub-base, reinforced membrane boot, and aluminum top for long-term performance.
• Meets Low-Slope Height Requirement: Sub-base and boot are 8″ high to satisfy minimum height requirements.
• Labor-Saving Design: Prefabricated boot reduces field fabrication and can help lower installation time and labor cost.

Please check the Product Data Sheet Here

Specifications Table:

Frequently Asked Questions (FAQ):

Q: Is this vent compatible with TPO roofing?
A: Yesthis version is designed for TPO systems, and the membrane flange is heat-welded to the deck during installation.

Q: What size penetration does it fit?
A: This model is the 4 in. size.

Q: What is included in the assembly?
A: The assembly vent consists of three pieces: a sub-base, a prefabricated membrane boot, and an aluminum top that acts as counterflashing.

Q: How tall is the vent assembly?
A: Overall height is listed as 17-1/2″, and the sub-base/boot portion is 8″ high to meet low-slope minimum height requirements.

Q: Where is it installed?
A: It is installed on the roof deck by placing and fastening the sub-base over the penetration, then installing the boot and fastening the top.

A Clean, Architectural Finish for Low-Slope Rooflines

Even the most utilitarian roof details can feel intentional when the silhouette is crisp and the finish is composed. This TPO vent assembly brings an architectural claritylayered components, a refined aluminum cap, and a tailored tan tone that disappears beautifully against warm roof palettes. Use it to keep rooftop penetrations visually disciplined while protecting the integrity of your membrane system. Its the kind of behind-the-scenes essential that makes elevated, effortless living possible.

Choose this 4″ tan TPO vent assembly to simplify roof tie-ins and deliver a durable, commercial-grade exhaust solution.

Installation