Extruded Aluminum Heat Transfer Plates

For use in radiant floor heating via joist space applications (under sub-floor) with 3/8 or 1/2 inch PEX tubing.  Plates are 3-1/2 inch wide by 4 ft. long and pre-drilled for wood screws to attach underneath sub-floor.  PEX tubing is held securely in tube channel on under side of plate.