Simpson FH05 Crack-Pac Flex-420 Polyurethane Crack Sealer, 5 Gallon Resin w/ Pint of Accelerant Fiber-Cement Siding Nails 50-SDSG column cap is ideal

50-SDSG column cap is ideal for raised pier foundations and situations where large beams are supported by concrete or concrete block columns

or marine environments

the bugle head design allows flush countersinking

Each screw is designed to cut its own path

These nails come in angled strips and are compatible with most 15 gauge angled finish nailers

Simpson FH05 Crack-Pac Flex-420 Polyurethane Crack Sealer, 5 Gallon Resin w/ Pint of Accelerant Fiber-Cement Siding Nails 50-SDSG column cap is idealThe Simpson Crack Pac Flex H2O polyurethane injection resin seals leaking cracks, voids, or fractures from 1 32" to 1 4" wide in concrete or solid masonry. It is designed to perform in applications where water is seeping or mildly leaking from the crack. The polyurethane is packaged in the cartridge and an accelerator is packaged in the nozzle. When the resin encounters water as it is injected into the crack, it becomes an expanding foam that provides