Which glass washer
do you choose?

A glass washer is the machine that determines how your glasses look and how long they last. Below, you’ll learn how it differs from a dishwasher, what rack size you need, which temperatures and rinse settings to use, why a water softener is essential, and what to consider when buying or leasing.

90-to-120-second cycle35 or 40 cm rackWater softener required
Glass rack full of clean glasses
GLASS WASHER ✶ HOSPITALITY ✶ RACK ✶ WATER SOFTENER ✶ GLAZEN.NL ✶

Difference from a dishwasher

A glass washer is a pass-through machine for glass racks: a 90-to-120-second cycle, washing at 55 to 65 degrees and rinsing at 80 to 85, so the glasses come out of the rack dry and without water spots. A household dishwasher takes an hour and uses more water and a hotter program, which makes glasses cloudy more quickly. Behind a bar where glasses need to be back every few minutes, a glass washer is the only option.

A dishwasher with a glassware program is fine for a lunchroom with twenty seats and a supply of glasses. A bar or restaurant with sixty or more seats needs a glass washer.

Rack size and capacity

The rack measures 35 by 35 or 40 by 40 cm. A 40 cm rack holds eighteen to twenty-five glasses, and most glass racks are made to fit that size. Check the clearance height: tall wine glasses and long drink glasses measuring 16 cm or more won’t fit in every machine. Measure your tallest glass before buying.

Expect thirty to forty racks per hour with a two-minute cycle. That’s six hundred to one thousand glasses per hour, enough for a busy bar if you have a supply of clean glasses. Read our article about glasses for the hospitality industry.

Water softener, products and costs

Hard water causes limescale on the glasses and inside the machine, making it the biggest cause of cloudy glasses in the hospitality industry. A built-in or separate water softener is therefore required for water hardness above 7 degrees German hardness, which is the case in most of the Netherlands. Use glass cleaner and rinse aid suited to the machine; for beer glasses, rinse afterward without rinse aid or with cold water.

A new glass washer costs €1,500 to €4,000; leasing costs €50 to €100 per month, including maintenance. Check the filter daily and have the machine descaled annually. Read all about the effects of limescale and corrosion in our article on cloudy glasses. Browse our glass racks.

The racks

Bar Professional glass racks are 30 and 40 cm, with compartments that keep glasses apart in the machine and on the shelf. Find everything in the glass racks collection.

Bar Professional Black Glass Rack 30 cm
Our pick 01

Bar Professional Black Glass Rack 30 cm

€ 11,99per piece · fast delivery on business days
Bar Professional Black Glass Rack 40 cm
Our pick 02

Bar Professional Black Glass Rack 40 cm

€ 13,99per piece · fast delivery on business days

Good to know

Can you wash beer glasses and wine glasses in one machine?

Yes, in separate racks. Beer glasses need a rinse without rinse aid, while wine glasses need it. Many businesses therefore have two machines or a separate setting.

How often should you change the water?

In a machine with a tank, every three to four hours on a busy day, and always at the end of the day. Dirty wash water is the second cause of cloudy glasses.

Why do glasses come out of the machine wet?

The rinse temperature is too low or there is too little rinse aid. At 80 degrees and with the right product, a glass air-dries in a minute.

Frequently asked questions

What is the difference between a glass washer and a dishwasher?

A glass washer washes in 90 to 120 seconds at 55 to 65 degrees and rinses at 80 to 85, so glasses come back clean and dry right away. A dishwasher takes an hour.

What rack size does a glass washer need?

35 or 40 cm. A 40 cm rack holds eighteen to twenty-five glasses and fits most glass racks. View our glass racks.

Do you need a water softener for a glass washer?

Yes, with almost all Dutch tap water. Hard water is the main cause of cloudy glasses.

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