F4 Bridging Adhesive Filler is part of the Hawk Epoxy system. This state-of-the-art epoxy system is for building and repairing boats, planes, surfboards, canoes, and many other substrates. There are also a multitude of home construction and repair projects perfectly suited for Hawk Epoxy.
 
The foundation of our epoxy system is our R1 Epoxy Resin which fulfills all of the different application needs with its eleven-part catalyst and fairing options. Bonding, fairing, coating, waterproofing and air exchange reduction have never been simpler.
 
F4 Bridging Adhesive Filler thickens to a brown color creating an easy to use adhesive with excellent gap filling and filleting qualities. This mixture blends with many different types of wood to allow for a natural looking fillet or gap fill.