Simpson Quik Drive QDPROLDHG2 Underlayment/Backerboard Attachment Pipe Flashings Floor Joists: Supports floor framing

Floor Joists: Supports floor framing systems in residential and commercial buildings

Box-thread design – Raised-ridge technology reduces torque and drives efficiently

Drill a hole in solid concrete the same diameter as the anchor using a carbide-tipped bit

The PRO300SM25K combo system includes-

ZMAX Coating: Superior protection against corrosion in exterior and high-humidity environments

Simpson Quik Drive QDPROLDHG2 Underlayment/Backerboard Attachment Pipe Flashings Floor Joists: Supports floor framingThe Simpson QDPROLDHG2 auto feed Underlayment Backerboard attachment is designed to quickly and precisely install cement board to underlayment, wood and steel. This Simpson Underlayment Backerboard Attachment features a limited lifetime warranty (see manufacturer for specific details on warranty) The QDPROLDHG2 Underlayment Backerboard Attachment features A slim profile that allows for driving in tight corners A compact body for reduced weight and