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nextzett W99 Industry Cleaner Degreaser 33.8 fl oz Review

Best Value

nextzett 90140515 W99 Degreaser Concentrate

Highly concentrated for unbeatable cleaning power
9/10
EXPERT SCORE
nextzett's W99 is a powerful and concentrated degreaser that effectively removes grease, oil, and soot without damaging surfaces. Economical and versatile, it's perfect for cars, grills, and more.
Updated: July 23, 2026 5:58 am

nextzett W99 Industry Cleaner Degreaser 33.8 fl oz Review

Introduction

The nextzett 90140515 W99 Industry Cleaner Degreaser is a powerful cleaning solution designed to tackle tough grease and grime. Manufactured by nextzett, a company known for its high-quality automotive and industrial cleaning products, the W99 Degreaser is intended for both professional and home use. This concentrated formula offers versatility for users needing to clean a variety of surfaces, making it a staple in any cleaning arsenal.

Product Overview

The W99 Degreaser comes in a 33.8 fl oz bottle, characterized by its vibrant orange color that reflects its robust cleaning capabilities. The bottle features a user-friendly design, including a convenient pour spout for easy measurement and application. The product is primarily made from effective cleaning agents that dissolve heavy-duty grime without damaging the surfaces being cleaned.

Key Features and Specifications

  • Part Number: 90140515
  • Model: 90140515
  • Color: Orange
  • Size: 33.8 Fl Oz (Pack of 1)
  • Concentration: Highly concentrated; dilutes 1:10-1:30 for general use and up to 1:300 for pressure washing
  • Made in: Germany
  • Application: Suitable for cleaning engines, car underbodies, wheel wells, exhaust pipes, and oil stains on carpets and concrete
  • Additional Uses: Excellent for cleaning grills and ovens

Experience Using the Product

Using the nextzett W99 Degreaser has been a positive experience across various scenarios. For automotive cleaning, I diluted it at a 1:20 ratio to clean the engine bay, and the results were remarkable. The degreaser effectively cut through the built-up grease and grime, leaving the surfaces looking almost new. The non-toxic formula provided peace of mind, as I was able to use it without worrying about harsh chemicals.

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In another instance, I tackled some old oil stains on my garage floor. Using a 1:10 dilution, I applied it generously and let it sit for a few minutes before scrubbing. The stains lifted significantly, showcasing the product’s efficacy on concrete surfaces. Additionally, I tried it on the grill after a summer barbecue, and it effortlessly removed the stubborn residue, proving it to be a great multi-purpose cleaner.

Pros and Cons

Pros

  • Highly effective at removing various types of grease and grime.
  • Economical due to its concentrated formula; a little goes a long way.
  • Safe for use on multiple surfaces without damaging them.
  • Easy to dilute and customize according to cleaning needs.
  • Manufactured in Germany, promising quality and reliability.

Cons

  • Initial cost may be higher than some off-the-shelf cleaners, but the concentration makes it cost-effective in the long run.
  • The strong scent may not be appealing to all users.

Conclusion

Overall, the nextzett 90140515 W99 Industry Cleaner Degreaser is a powerful and versatile cleaning solution that lives up to its claims. Its concentrated formula allows for a wide range of applications, from automotive cleaning to household use, making it a valuable addition to any cleaning kit. While it may have a strong scent and a higher upfront cost, the effectiveness and safety it provides make it worthwhile. I highly recommend this product for anyone seeking a reliable degreaser that delivers excellent results.

Ray D Berryman
Ray D Berryman

Ray D. Berryman spent most of his working life selling, servicing, and repairing pressure washers and outdoor cleaning equipment. Over the years, he helped homeowners and contractors choose the right machines, solve common problems, and keep their equipment running properly. Now retired, Ray shares practical advice based on real hands-on experience rather than product brochures.

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