Certech Products

Bellows: an instrument or machine that by alternate expansion and contraction draws in air through a valve or orifice and expels it through a tube; also : any of various other blowers

PTFE bellows, expansion joints

Expansion joints, flexible connectors, flex ducting.
All PTFE material



Metal Bellows



Check back at later date.
Teflon Bellows

Flexible Ducting all Teflon, high chemical resistance, rated over 100 deg. C

Ideal for Duct & Tool Hook Up, 2"-10" diameter

Teflon exhuast blower bellows connector


Flexible Teflon more durable than rubber as Blower connector, 2"-120" diameter

U.B.C. Class 1