Tech West Dental Pumps have proven to be unsurpassed in technology and performance providing a vacuum system you can rely on for years to come without expensive repairs or maintenance costs. Whirlwind pumps are available in single, dual or triple configurations. Air-water separators and water recyclers are also available for all pumps. Tech West Liquid Ring pumps carry the longest warranty in the industry. Tech West will provide technical assistance with electrical and plumbing design upon request.