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Bestselling Duravent - Duraplus 8" Inner Diameter Square Ceiling Support Box Perfect For Gifting [GZrylcV6]

$40.99 $131.99 -69%

DuraVent DuraPlus 8" Square Ceiling Support Box – The Ultimate Solution for Safe and Efficient Chimney InstallationIntroducing the DuraVent DuraPlus 8" Square Ceiling Support Box, a game-changer in chimney installation safety and efficiency. Engineer

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DuraVent DuraPlus 8" Square Ceiling Support Box – The Ultimate Solution for Safe and Efficient Chimney Installation

Introducing the DuraVent DuraPlus 8" Square Ceiling Support Box, a game-changer in chimney installation safety and efficiency. Engineered with a fire-safe triple-wall construction, this support box ensures that your chimney operates at peak performance while keeping your home secure. With a sleek black finish and a built-in Starter Section, it's designed to complement any decor and simplify installation.

  • Triple-wall construction for safety and efficiency
  • Sleek black finish for seamless integration with any decor
  • Built-in Starter Section for easy installation

Key Product Properties and Specifications

The DuraPlus Ceiling Support Box is crafted from high-quality stainless and galvanized steel, offering durability and longevity. It supports up to 35’ of DuraPlus Chimney and is available in three sizes to fit various ceiling pitches.
  • High-quality stainless and galvanized steel construction
  • Supports up to 35’ of DuraPlus Chimney
  • Available in three sizes for various ceiling pitches
Whether you're dealing with flat, vaulted, or cathedral ceilings, this support box is your go-to choice. Its UL Listed certification ensures compliance with safety standards, giving you peace of mind.

Practical Uses and Benefits

This versatile support box is ideal for anyone looking to enhance their chimney's performance and safety. Its innovative design not only provides a secure fit but also reduces heat loss, ensuring even heating throughout your home. The hassle-free installation process, backed by a limited-lifetime warranty, makes it an excellent investment for homeowners and installers alike.
  • Enhances chimney performance and safety
  • Reduces heat loss for even heating
  • Easy installation with limited-lifetime warranty

What Our Customers Say

December 29, 2025

Absolutely no complaints!

This product is a perfect example of getting it right.

- Kyler X..

December 29, 2025

Absolutely no complaints!

The quality is outstanding and the product is very easy to use.

- Leonard I..

December 29, 2025

Absolutely no complaints!

This product is a brilliant find. The quality is absolutely exceptional.

- Javier X..

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