DYNAGRIP 4000 SUBFLOOR is a premium grade construction adhesive specifically formulated for subfloor & deck installation. This easy-to-gun solvent-based adhesive prevents floor squeaks and improves the structural performance of floor assembly when used properly. Meets ASTM D3498 & APA AFG-01. 10.3 Oz. tube: 1/4 In. bead yields 32 LFT, 3/8 In. bead yields 14 LFT. 28 Oz. tube: 1/4 In. bead yields 86 LFT., 3/8 In. bead yields 38 LFT.