ARO/Ingersoll-Rand
Ingersoll-Rand / ARO are a long established American Corporation, targeting general industry, chemical, semiconductor, pharmaceutical, food & beverage manufactures. Offering a range of pumps produced to Atex specification from ºî through to 3î in Polypropylene, PVDF, aluminium, cast iron & 316 stainless steel.

Ingersoll Rand / ARO Diaphragm Pumps provide stall-free, ice-free operation. Their patented ìunstallableî unbalanced air valve design avoids stalling issues associated with other pumps. The ìQuick-Dumpî exhaust valves divert cold exhaust air from ice-prone components, preventing freezing. Backed by a five-year warranty, they have the most reliable pump line on the market today.