- Durable galvanized steel construction
- Use to maintain the proper clearance when passing the pipe through a combustible ceiling
- Provides lateral support for long vent runs
- Measures 16 inches by 16 inches
- Limited Lifetime Warranty
*Venting Requirements: This unit requires venting pipe with an inner diameter of 4.5 Inches. Please see the Venting Components section on this page for the venting pipe that must be used with this unit.
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