Blue-White Industries’ Chem-Feed C-1500N Diaphragm Metering Pump is compact and simple for soap and wax injection, featuring two output control options: standard or deluxe. Standard models feature a quick adjusting, high accuracy mechanical stroke length control. Deluxe models feature stroke length and electronic time interval control. Stroke adjustment from 5 percent to 100 percent facilitates accurate small injections at a high rate per minute. Features include: all ball bearing, permanently lubricated gear motor for smooth, quiet, powerful operation; double-ball inlet and outlet cartridge type ceramic check valves; chemical resistant PVDF valve body and fitting; ceramic balls; FKM static seals; and TFE/P ball seat o-rings. Blue-White Industries, 5300 Business Drive, Huntington Beach, CA 92649. (714) 893-8529. Fax: (714) 894-9492. E-mail: firstname.lastname@example.org. Website: www.blue-white.com.