Bird-X BP-CART Bird-Proof Bird Repellent Gel, 10 Oz Bath Accessories Dual-fit couplers come with spacers

Dual-fit couplers come with spacers that fit 2 channel widths helping to ensure a proper fit

Total Glycols

the Centipede Portable Work System is constructed of multiple steel struts that rest directly between the load and ground to support an incredible amount of weight while keeping even the thinnest sheet materials from sagging

Floor flange and no-drill connector

Fits all "AprilAire" models: 110

Bird-X BP-CART Bird-Proof Bird Repellent Gel, 10 Oz Bath Accessories Dual-fit couplers come with spacersBird Proof Gel is a safe repellent for ledges, window sills, gutters and beams to keep birds from roosting or landing. Discreet and low profile, this non toxic formula makes a surface sticky and uncomfortable to birds. Easy to apply with a standard caulking gun. Can be used in any weather, indoors or outdoors. Twelve cartridges treats 125 linear feet. Product remains tacky and effective for up to 6 months. Use for pigeons, starlings or sparrows.