These 200mm PTFE heads allow for various combinations of jointed and/or compression fitting openings, as well as the ability to plug unused openings

Head 89097-288 features one 1" center neck, one 10° angle neck, three 1½" vertical necks, two ½" vertical necks, and one 1½" 10° x 10° compound angle neck.

Head 89084-064 features a vertical 1" center neck and three 1½" side necks for PTFE standard taper adapters, two 10°x10° angled 1" side necks, and two ½" vertical side necks.

For use with any Schott-Duran style, O-Ring grooved flanged reaction vessels. Heads use quick release clamps.