Flashco FlashVent Assembly, Lead 025, 6 in. with Large Base - image 1

Flashco FlashVent Assembly, Lead 025, 6 in. with Large Base

Regular price $88.18

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Flashco FlashVent Assembly, Lead 025, 6 in. with Large Base


The Flashco FlashVent Assembly is a fixed roof exhaust vent flashing assembly, Lead 025, sized 6 in. with a large base, sold one piece per order. It vents and flashes pipe penetrations through the roof. Pair with compatible single-ply membrane flashing details.


Key Features:

  • Pipe vent flashing: It is a vent assembly that flashes pipe penetrations in the roof.
  • 6 in. pipe size: Sized for a 6 in. penetration.
  • Large base: The large base provides greater flashing coverage on the roof surface.
  • Lead 025: Designated as a Lead 025 assembly in the product listing.
  • Sold per piece: One order is one vent assembly.

Specifications Table:

Specification Details
Brand Flashco
Sell unit 1 piece
Product line FlashVent Assembly
Type Fixed roof exhaust vent / pipe flashing assembly
Pipe size 6 in.
Base Large base
Designation Lead 025
Available sizes 6 in. with large base
Intended use Roof exhaust vent and penetration flashing for low-slope roofing

Fit and Compatibility:

Used as a fixed exhaust vent and penetration flashing within low-slope roofing systems; flashing to the surrounding membrane is done per the roof system's detail. Related flashing materials and sealants are sold separately.


Frequently Asked Questions (FAQ):

Q: What is included?
A: One Flashco FlashVent Assembly, Lead 025, 6 in. with large base.


Q: What pipe size does it fit?
A: It is sized for a 6 in. penetration.


Q: What is Lead 025?
A: It is the product designation given in the listing; the sources do not describe the construction further.


Q: Where is it installed?
A: It flashes and vents pipe penetrations through low-slope roofs as a fixed exhaust vent.


Q: Is sealant included?
A: No, flashing and sealing materials for the surrounding membrane are sold separately.


Expert Verdict — Reviewed by the SuperArbor Pro Desk

Vent pipe flashing assemblies like this save time on penetrations, especially on retrofits where cutting and re-flashing field-formed boots is labor-intensive. Choose the 6 in. large-base version for wider stacks or where extra flange coverage helps the membrane detail. Seal the base to the membrane with materials compatible with your roofing system.

Seal all penetrations completely to prevent leaks, and use care when working around hot stacks or rooftop equipment.


Order the Flashco FlashVent Assembly 6 in. large base for clean pipe penetration flashing.

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Subject to Approval & Availability
All orders are reviewed before fulfillment. You are not charged until your order is approved and ready to ship — and you may cancel at any time before that at no cost.

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