Napoleon W010-3440 Adjustable Firestop 4/7"

Napoleon W010-3440 Adjustable Firestop 4/7"

The Napoleon W010-3440 Adjustable Firestop is a fireplace venting component designed to seal and accommodate vent openings with an adjustable 4/7" range. It serves to create a defined firestop barrier around the vent, aiding safe operation and helping maintain indoor comfort by minimizing drafts at the vent penetration.

Fit, Use, and Installation

This firestop is intended for use within Napoleon fireplace venting configurations. Its adjustable design allows it to fit a range of openings, providing a secure seal that contributes to efficient venting performance and safer installation in the firebox area.

Key Features

• Adjustable from 4 to 7 inches to accommodate multiple vent configurations
• Seals gaps around the vent to reduce drafts near the fireplace
• Provides a defined firestop barrier for safer venting operation
• Designed for straightforward installation with typical fireplace venting assemblies
• Durable construction engineered to perform in demanding fireplace environments

Model Compatibility

• Napoleon W010-3440