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Hi there, I'm Jarvis! I see you're looking at the Commercial Glass and Dishwasher Rinse Aid | Universal Rinse Additive | 2x5Ltr | OSMOS CU597. How can I help you with the technical specs or suitability for your business today?

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Osmos In Stock

Commercial Glass and Dishwasher Rinse Aid | Universal Rinse Additive | 2x5Ltr | OSMOS CU597

SKU: CU597
£23.39 / exc vat
£28.07/ inc vat
  • Universal Formula
  • Rapid Drying Action
  • Spot-Free Finish
  • Scale Prevention

Order by 12pm

Price Match

UK Warehouse

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Features Overview Specifications Case Study Reviews Installation Buying Guide FAQ

Product Overview

Here we have the secret weapon for any commercial kitchen chasing that perfect, streak-free shine on their glassware and  crockery. This is the Osmos Commercial Glass and  Dishwasher Rinse Aid, a professional-grade, universal additive designed to make your wares sparkle. Supplied in a convenient 2x5Ltr pack, it’s built to keep up with the busiest services, ensuring you’re always stocked and  ready.

Specifically created for hospitality businesses like pubs, restaurants, and  hotels, this formula is your best mate for fighting water spots and  cloudy finishes. It’s particularly effective in soft-to-medium water conditions, common across much of the UK. If you run a commercial dishwasher or glasswasher, this is the finishing touch that elevates your presentation from good to great, ensuring every glass and  plate is guest-ready straight from the machine.

The magic is in its rapid-drying action and  scale-prevention properties, which not only deliver gleaming results but also help protect the inner workings of your expensive warewashing equipment. It's a proper workhorse liquid that saves your team time on tedious hand-polishing. For a consistently professional finish and  a smoother workflow, this commercial dishwasher rinse aid is a must-have consumable for your cleaning arsenal.

Key Features and  Benefits

  • Universal Formula: Works perfectly in any commercial dishwasher or glasswasher model.
  • Rapid Drying Action: Gets your glassware and  crockery back in service much faster.
  • Spot-Free Finish: Leaves everything gleaming and  perfectly ready for the table.
  • Scale Prevention: Protects your machine's components from damaging limescale build-up.
  • Soft-to-Medium Water Optimised: Specially formulated for the water conditions in most UK areas.
  • Concentrated Solution: A little goes a long way, offering fantastic value for money.
  • Biodegradable Formula: A more environmentally conscious choice for your daily cleaning routine.
  • Bulk 2x5Ltr Pack: Keeps you well-stocked for longer and  reduces re-ordering frequency.

Technical Specifications

  • Brand: Osmos
  • SKU: CU597
  • Pack Quantity: 2 x 5 Litre
  • Total Weight: 11.6 kg
  • Colour: Blue
  • Application: For all automatic dishwashers and  glasswashers
  • Water Conditions: Ideal for soft-to-medium water
  • Compliance: Biodegradable to EU standards

Expert Review and  Insights

You can't underestimate the impact of a quality rinse aid in a professional setting. The Osmos formula is a real workhorse; it doesn't just make things shiny, it actively protects your machine's interior from the daily grind. That preventative action against scale is a massive long-term saving. It’s a solid, reliable choice for any high-turnover establishment.

Charlotte Rayner – Commercial Cleaning Expert View Profile →

  • Pro: Superb at preventing water spots on both glasses and  cutlery.
  • Con: May need dosage adjustment in exceptionally hard water areas.

Case Study: Real Business, Real Results

The Anchor Inn, a bustling harbourside pub in Bristol, was struggling to maintain the quality of its glassware. The local water was causing cloudiness and  water spots, forcing staff to spend valuable time hand-polishing glasses before service.

"We were hand-polishing almost every glass, which was a huge waste of staff time. Since switching to the Osmos rinse aid, they come out of the glasswasher sparkling and  ready to go. The difference is night and  day."

Mark Davies – General Manager

This simple switch eliminated the need for manual polishing, saving an estimated 5 hours of staff labour per week.

Installation and  Maintenance Guide

Setting It Up

  • Always check your warewasher's manual for the rinse aid dispenser location and  instructions.
  • Securely connect the machine's dosing intake hose directly into the Osmos container.
  • If it's a new installation, you may need to prime the dosing pump to draw the liquid through.
  • Start with your machine's default dosage setting and  adjust as needed for perfect results.

Keeping It Going

  • Always keep the container cap tightly sealed to prevent the liquid from getting contaminated.
  • Make it a daily check to look at the rinse aid level so you don't run out mid-service.
  • Store the container in a cool, dry place, away from direct sunlight and  harsh temperatures.
  • For safety, wipe up any spills immediately and  ensure it's kept away from food prep areas.

Buying Guide: Choosing the Right Warewashing Chemicals

Not sure which formula is right for your setup? Here’s a quick guide to help you choose the best products for your kitchen.

Know Your Water Hardness

This is the most critical factor. The mineral content in your water dictates whether you need a formula for soft, medium, or hard water to prevent spots and  scale.

Check Your Machine's Dosing

Nearly all commercial machines use automatic dosing pumps. Ensure your chosen chemical is a liquid designed for this system, not a domestic tablet or powder.

Detergent vs. Rinse Aid

Remember they do different jobs. Detergent provides the cleaning power, while rinse aid is essential for a rapid, spot-free dry. You need both for a professional finish.

Consider Cost-in-Use

A highly concentrated formula, like this professional glasswasher rinse aid, might have a higher upfront price but is often more economical per wash cycle.

Look for Eco-Friendly Options

Choosing biodegradable formulas is a simple way to reduce your business's environmental footprint without compromising on cleaning performance.

Safety and  Storage

Always handle chemicals with care. Check the safety data sheets (SDS) and  store them correctly as per the instructions to ensure a safe working environment.

See all Dishwasher Detergent & Rinse Aid

Frequently Asked Questions

Q: Is this rinse aid safe for all types of glassware, including delicate stemware?

A: Absolutely. It's formulated to be effective yet gentle on all commercial-grade glassware, cutlery, and  crockery.

Q: Can I use this in my dishwasher at home?

A: It's not recommended. This is a concentrated formula designed for the high-speed, high-temperature cycles and  automatic dosing pumps of commercial machines.

Q: What makes this better than a supermarket rinse aid?

A: The concentration and  formulation. A commercial dishwasher rinse aid is built to perform under intense use, delivering faster drying and  better results in cycles that are often just a few minutes long.

Q: Will it leave a chemical taste or smell on my glasses?

A: No. When dosed correctly through your machine, it rinses away completely, leaving no residue, taste, or odour behind—just a brilliant shine.

Q: How do I know what the correct dose is?

A: Start with your machine's manufacturer recommendations. If glasses have a greasy feel or streaks, the dose is too high. If water isn't 'sheeting' off and  spots are left, the dose is too low.

Q: Is this a cleaning detergent as well?

A: No, this is purely a rinse additive. It works with a separate commercial dishwasher detergent to achieve the final sparkling, dry result.

Q: Why is the liquid blue?

A: The colour is for easy identification in a busy kitchen environment, helping to prevent accidental mix-ups with other cleaning chemicals like detergent or sanitiser.

Q: Does 'universal' mean it works in any brand of machine?

A: Yes, this universal rinse additive for dishwashers is formulated to be effective in models from all major manufacturers like Hobart, Winterhalter, and  Classeq.

What Customers Are Saying

Brilliant stuff. We run a busy bistro and  this rinse aid leaves everything gleaming. No spots, no fuss. The 2x5Ltr pack is great value too.

Steve L. – Bistro Owner, Manchester

Does exactly what it says on the tin. Our glasses dry much quicker now which is a massive help during the evening rush. Would recommend.

Chloe P. – Bar Manager, London

A solid, reliable universal rinse additive for dishwashers. We use it in both our machines and  it performs perfectly. Good price for the quantity.

David R. – Hotel Kitchen, Edinburgh

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The Osmos Standard: Consistency in Every Cycle

Osmos specialises in one thing: creating no-nonsense, effective cleaning solutions for the professional catering environment. This isn't just blue liquid in a bottle; it's a carefully balanced formula designed for absolute reliability. For a busy establishment, that reliability translates directly into business value. It means fewer staff hours wasted re-washing or hand-polishing cloudy glasses. It means actively protecting your expensive warewasher from limescale, extending its service life and  preventing costly emergency repairs. It’s about delivering a consistently pristine result that your customers notice, from the first pint of the day to the last dessert spoon at night. Choosing the OSMOS CU597 rinse aid is an investment in operational smoothness and  protecting your reputation, one sparkling glass at a time.

Explore more from Osmos

How Limescale Prevention Protects Your Investment

Ever noticed the chalky white 'fur' that builds up inside a kettle? That's limescale, and  it does the exact same thing to the expensive heating elements and  pipes inside your warewasher, forcing it to work harder and  eventually causing it to break down. This is where the scale prevention in the Osmos rinse aid comes in. Think of it like a protective shield for your machine's plumbing. The active agents in the formula grab onto the minerals that cause limescale (calcium and  magnesium) and  stop them from sticking to surfaces. Instead, they're simply washed away down the drain. This simple action keeps your machine running efficiently, saves on energy, and  helps you avoid costly descaling treatments and  breakdown call-outs down the line.

Who Should Buy This?

  • Busy Pubs & Bars: Keep your pint glasses and  wine stems perfectly clear and  streak-free during the busiest service hours.
  • Restaurants & Bistros: Ensure every single plate and  piece of cutlery hits the table looking its absolute best.
  • Cafes & Coffee Shops: For rapidly clean, dry mugs and  crockery that are ready for the next customer without delay.
  • Hotels & Event Venues: Manage exceptionally high volumes of dishwashing with consistent, professional results every cycle.
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