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TLDR Review: Zep Purple Degreaser

By ShopSavvy Team

Published: August 6th, 2026

Pros

•Highly effective at degreasing and removing stubborn stains like nicotine smoke and grease on various surfaces
•Performs well on heavily soiled concrete, especially in garage or workshop settings
•Easily applied with spray, mop, rag, or lonandled brush, facilitating thorough coverage
•Can be diluted for lighter cleaning or used fultrength for tough residues
•Lightens and sometimes completely removes stains such as oil, lube, and burnn crusty build-up
•Good for heavuty cleaning tasks, including under car tires and engine drip zones
•Rinses off easily after application, minimizing residue
•Effective for prreating tough stains on clothing and restoring whiteness
•Suitable for removing oil stains from leather boots and general household use
•Proven durability, with users consistently recommending it after years of use

Cons

•Requires gloves and a mask due to its corrosive and irritating properties
•Needs thorough rinsing to avoid etching, corrosion, or skin irritation
•Not effective on asphalt chain oil stains, even after multiple applications
•Can discolor or damage surfaces like marble, granite, or natural stone if oversprayed
•Might have limited success on asphalt, as one user mentioned persistent staining
•Using at full strength and scrubbing repeatedly can be necessary for stubborn stains, which demands caution
•Must be used in welentilated areas to avoid inhalation risks
•Excessive use or improper handling could cause skin dryness or irritation
•Storage and application require careful handling to prevent damage or mess

Bottom Line

This Zep Industrial Purple Degreaser is a heavy-duty powerhouse that excels at tackling grease, oil, and stubborn stains on concrete and heavily soiled surfaces. Its versatility allows for use at various dilution levels, making it suitable for tough industrial cleaning, garage floors, and pre-treating clothing stains. However, it demands careful handling—wear gloves, masks, and ensure proper rinsing—plus it’s not a miracle worker for every surface, especially asphalt or delicate stone. If you're looking for a reliable, durable degreaser for tough jobs, this is a solid choice, but if you need something gentler or specifically designed for asphalt stains, you might want to explore other options like <component-button-product identifierProduct="12345-67890">.

Lowest at any Popular Retailer

$10.47 at Amazon

How we researched this

About this review: We pulled together findings from professional reviews and hundreds of user reviews, and cross-referenced them with ShopSavvy's pricing data from 18 retailers to give you the short version.