Trade Chem Knowledge Hub

Sodium Hypochlorite for House Washing in NZ: Strengths, Mix Rates, Costs and Safe Use
How to use sodium hypochlorite and House Wash to clean and kill mould, lichen and algae on NZ homes, roofs and driveways. Covers which product you need, household bleach vs commercial grade, cost per job, the right strength for each surface including Colorsteel, pump-up sprayers, soft wash systems, and keeping runoff out of stormwater. Read more...
Silicone Tyre Shine vs Water-Based Dressing vs Aerosol: Which Is Best?
Silicone tyre shine vs water-based dressing vs aerosol cans. Which lasts longer, what it really costs, and why bulk silicone dressing is the professional choice for detailers, car yards and fleets. Read more...
Why Our Prices Sometimes Change
We know it's frustrating when a product costs a bit more than it did last time you ordered. We'd rather explain why than leave you guessing, here's what actually drives it. Raw material costs, especially for petroleum-based products Not all our products are affected equally. Trade Thinner, Prepsol, Tyre & Vinyl Restorer, and Brake Cleaner are made predominantly from refined petroleum solvents, naphtha and toluene, which come straight out of crude oil refining. Brake Cleaner in particular is essentially 100% refined petroleum. When global oil prices move, the cost of... Read more...
House Wash: Safe, Effective Exterior Cleaning and Shipping Nationwide
A bleach-free alternative for exterior house washing, how to use Trade Chem House Wash, safe handling, and nationwide shipping. Read more...
Degreasers Explained: Which Trade Chem Degreaser Do You Need?
A plain-language guide to our four degreasers, ranked from mild to very strong, with what each one is actually built for. Read more...
Interior Detailer: What It's Safe For and How to Use It Properly
What Interior Detailer is made for, what the SDS says about handling it safely, and how to get a proper vinyl and dashboard finish without damage or unnecessary risk. Read more...
Industrial Strength Degreaser: Uses, Dilution & Now Shipping Nationwide
Everything you need to know about using Industrial Strength Degreaser safely: correct dilution rates, required PPE, and its new nationwide shipping availability. Read more...
Why Label Instructions and PPE Aren't Optional: Health & Safety at Trade Chem
Trade chemicals work because they're concentrated, and that's exactly why label instructions and PPE aren't a suggestion. Here's why we build safety into every product we sell, and what it means for how you should use them. Read more...
Streak-Free Glass Cleaning: How to Get a Professional Finish Every Time
How to get a professional, streak-free finish on glass, mirrors and chrome, plus why the formula works and how to store and handle it safely. Read more...
Foaming Wash Dilution Guide: Bucket Wash, Foam Cannon & Heavy Soiling Ratios
The exact dilution ratios for Trade Chem Foaming Wash — bucket wash, foam cannon and heavy soiling, plus hard water tips and FAQs. Read more...
How to Dilute Concentrated Cleaning Chemicals
Learn how to correctly dilute concentrated cleaning chemicals for the best cleaning performance and value. Discover the recommended dilution rates for Trade Chem Foaming Wash, Industrial Strength Degreaser and Citrus All Purpose Cleaner. Read more...
Which Trade Chem Cleaner Should You Use? Degreasers, Solvents & Citrus Cleaners Explained
Not all degreasers work the same way. Learn the difference between alkaline degreasers, solvent degreasers, oven cleaners and citrus cleaners, and choose the right Trade Chem cleaner for grease, oil, workshops, kitchens and heavy-duty cleaning.   Read more...