A sturdy pipe hanger strap from Grainger can help you safely suspend ductwork in HVAC applications. Rugged galvanized steel, stainless steel and copper hanger straps feature alternating 3/16" nail holes and ΒΌ" bolt holes to help provide multiple mounting options. Woven polypropylene hanging straps can accept fasteners at any point along their length and resist fracturing in extremely cold temperatures. Get a sturdy pipe hanger strap from Grainger to help you securely hang HVAC ductwork.