Part Number: 4DWT
eFireplaceStore Item Number: MFB-4DWT
*Venting Requirements: This unit requires venting pipe with an inner diameter of 4 Inches. Please see the Venting Components section on this page if available for venting pipe that must be used with this unit.
Metal-Fab has a product for any venting need. Proof: this 4-inch inner diameter adjustable wall thimble. This wall thimble adjusts from 3 1/4 inches to 5 1/2 inches. Metal-Fab crafts this wall thimble out of top-quality materials so it will stand the test of time. Products like this are the reason Metal-Fab is a leader in venting solutions.