FAQ

Subject

• General questions
  • Which products and services does DOVAC offer?
  • What information does DOVAC need to recommend a suitable pump or blower?
  • Can I test a pump or blower first?
  • Can I save energy with my vacuum pump or blower?
  • How quickly does DOVAC deliver products from stock?
  • Why do customers choose DOVAC?
• Vacuum pumps and vacuum systems
  • Which types of vacuum pumps does DOVAC supply?
  • Which vacuum pump suits my application?
  • What information does DOVAC need to select a vacuum pump?
  • Can DOVAC replace my existing vacuum pump?
  • What is the difference between an oil-lubricated and a dry-running vacuum pump?
  • Which oil should I use in my vacuum pump?
  • How often should I replace the oil and filters of my vacuum pump?
  • What is a claw pump and what is it used for?
  • What is a liquid ring vacuum pump?
  • When should I choose a liquid ring pump?
  • What is a central vacuum system?
• Blowers and side channel blowers
  • What is a side channel blower?
  • Does DOVAC supply ATEX side channel blowers?
  • What is a side channel blower used for?
  • What is the difference between a single-stage and a two-stage side channel blower?
  • How do I choose the right blower for my application?
  • Can a side channel blower run continuously?
  • Which accessories do I need for a blower?
• Turbo blowers
  • Which turbo blowers does DOVAC supply?
  • What is the difference between a turbo blower and a conventional blower or side channel blower?
  • What are turbo blowers used for?
  • Can a turbo blower replace my existing blower?
  • Which Master Blower suits my application: the MB 2300, MB 2800 or MB 5000?
  • What is the advantage of the Galex-Air Axion One turbo blower?
  • Can a turbo blower run continuously?
  • How much energy can I save with a turbo blower?
  • What information does DOVAC need to select a turbo blower?
• Air knives and drying with air
  • What is an air knife and how does it work?
  • What is an air knife used for?
  • What is the difference between an air knife and an air gun?
  • Why use a blower with an air knife instead of compressed air?
  • Can DOVAC assess whether my product will be dry with an air knife?
  • How do I choose the right length and blower for an air knife?
  • Should I choose a stainless steel or aluminium air knife?
  • Can an air knife be installed in my existing production line?
  • Does DOVAC also supply accessories for mounting an air knife?
• Aeration
  • What does an aerator do in a water basin?
  • What is aeration used for?
  • Can aeration help reduce the discharge costs of wastewater?
  • Which aerators does DOVAC supply?
  • How do I choose the right aerator for my basin?
  • Which blower do I need for an aerator?
  • Can aeration help make wastewater cleaner?
  • What is a rack aerator?
• Food and beverage
  • What are vacuum pumps and blowers used for in the food industry?
  • What should I look for in a vacuum pump or blower for the food industry?
• Packaging industry
  • What is vacuum technology used for in the packaging industry?
  • Why is it important to dry a product before packing it?
• Pool and wellness
  • Which blower do I need for a jacuzzi or bubble bench?
  • How do I prevent water from a jacuzzi flowing into the blower?
• Machine building and OEM
  • Can DOVAC help think along when developing a new machine?
  • What information does DOVAC need for a vacuum pump or blower in a machine?
• Vacuum lifting
  • How does vacuum lifting work?
  • Does vacuum lifting need a vacuum pump or a blower?
• Pharmaceutical and medical industry
  • What are vacuum pumps used for in the pharmaceutical and medical industry?
  • What should I look for in a vacuum pump for a pharmaceutical or medical application?
  • Is an oil-free vacuum pump suitable for the pharmaceutical or medical industry?
• Waste processing
  • What can blower technology be used for in waste processing?
  • Which blower is suitable for wastewater treatment?
  • Does DOVAC supply ATEX blowers for waste processing?
• Horticulture and agriculture
  • Why is a rainwater basin aerated in horticulture?
  • Which blower do I need to aerate an irrigation water basin?
• Water treatment and environment
  • What role does a blower play in the biological treatment of wastewater?
  • Can aeration help reduce the discharge costs of wastewater?
• Maintenance, repair and parts
  • How often does a vacuum pump need maintenance?
  • How do I know that my vacuum pump or blower needs maintenance?
  • What happens during maintenance on a vacuum pump or blower?
  • Can DOVAC carry out maintenance on site?
  • Does DOVAC maintain vacuum pumps and blowers of other brands?
  • What is the difference between maintenance, repair and overhaul?
  • Does DOVAC supply original spare parts?
  • What information does DOVAC need to find a spare part?
  • Is DOVAC reachable in the event of a breakdown?