The Dial 4770 8-Way Down Distributor Head is a highly-reliable, durable product from Dial. This standard OEM style head is made of 100-percent butyrate, is resistant to heat, and accepts 10" x 1/2" Phillips Pan head tapping screws (not included). This head must be welded to the tubes using the MEK solvent to prevent water damage to the motor and pump. NOS

Box T1E4