Product Description Philmac reducing bush`s are available in three different sizes made by one of the leading manufacture of pipe fittings. Made from advanced thermoplastic materials the slide and tighten technology makes it easy to fit and install your water pipe. This product is available in the following sizes: Size Code ¾” x ½” BSP 4121 1″ x ½” BSP 4131 1″ x ¾” BSP 4132 1¼” x ½” BSP 4141 1¼” x ¾” BSP 4142 1¼” x 1″ BSP 4143 1½” x ½” BSP 4151 1½” x ¾” BSP 4152 1½” x 1″ BSP 4153 1½” x 1¼” BSP 4154 2″ x ½” BSP 4161 2″ x ¾” BSP 4162 2″ × 1″ BSP 4163 2″ × 1¼” BSP 4164 2″ × 1½” BSP 4165 3″ × 2″ BSP 4186 4″ × 3″ BSP 4198
