The PiB Pumper is the most efficient & cleanest method of dosing liquid PIB (Polybutene / polyisobutylene), that is available anywhere in the world. Invented, designed and manufactured only by Marshall Pumps, PiB Pumpers can be found in every continent making silage wrap and specialist stretch films. Machinery manufacturers and blown film producers have been using PiB Pumpers for over 25 years and they say it is the best value & most reliable method of handling PIB additive. For further information please fill in the contact form here, or call Marshall Pumps directly on +44 (0) 161 609 8888.