Used to increase stability of chimney. Inward flanges fit into grooves at pipe joints. Mandatory for all exposed joints. Prevents accidental uncoupling and adds support. SKU: 41871830 MFG: 208450 Shop more products by Selkirk. SHARE Share on Facebook Tweet on Twitter Share on Google+ Pin on Pinterest Free shipping over $35 $17.99 Quantity In Stock Add to cart Request a Bulk Quote Thank you for your quote request. We will be in touch. DETAILS Description DESCRIPTION Highlights: Material: Stainless Steel Size: 8 inch Suitable for: Chimney Pipe Used to increase stability of chimney Round support assembly Locks joints together Inward flanges fit into grooves at pipe joints FEATURES MFR: 208450 SKU: 41871830 UPC: 053713131783 Brand: Selkirk