Black Log hex head screws are great for decks
exhaust pipes
UL (Underwriters' Laboratories) listed for 3 hour fire door
U-shaped drip cap door bottom slides on to the bottom of the door
Features double shear nailing that distributes the load through 2 points on each joist nail for greater strength
Titebond 28 Oz. Fast Set Construction Adhesive Duck Black Log hex head screwsFast set polyurethane construction adhesive is a 1 component, moisture cured, advanced adhesive. Use for interior or exterior construction projects in adverse weather conditions. Ideal for virtually all building materials including wet, frozen, engineered and treated lumber, metal, plastic, foam, mirror, concrete, and brick. Waterproof, low odor, and VOC compliant.