www.foodengineeringmag.com/articles/83451-expansion-chamber
Expansion chamber
April 5, 2004

Trico's Equalizer expansion chamber is designed to prevent pressure increases in closed system equipment. It has a rolling diaphragm that provides a variable volume that maintains housing pressure at or near zero PSI. Comprised of corrosion resistant stainless steel and a Vilton rolling diaphragm, the Equalizer provides air expansion capability up to 25 cubic inches.
Trico Manufacturing Corp.
262-691-9471
www.tricomfg.com