Yes, you should use Pump Armor even if you plan on storing your device indoors, because it also prevents corrosion build-up from moisture, not just from freezing. What can I use as a Pump Armor substitute? Sure some people buy a cheap paint sprayer just for a job or two. If you’re one of them, you probably won’t care much and you may even throw the paint sprayer away after you get the job done. If you’re serious about spray painting and you actually care about your device(s), you probably already know that paint sprayers need constant maintenance even when not in use, especially during the wintertime. We decided to take as an example a product from Graco, called Pump Armor, as it is one of the most popular on the market. Graco Pump Armor is mostly made of Ethylene Glycol, at around 40-60%. Other ingredients are water (40-49%) and proprietary additives, such as Dipotassium Phosphate, Sodium Nitrate, and Denatonium Benzoate. When to use Pump Armor?

Pump Armour, 3.8 litre (1 gal) - Graco Inc.

No, it’s not. Pump Armor is specifically designed to be used for anti-corrosion and helping lubricate paint-sprayers, so we do not recommend using antifreeze. Final thoughts We tried to explain in detail what it is, what it does, and how to use it. We also tried to answer some of the most common questions. If there is something we haven’t covered, don’t hesitate to leave a comment below. There aren’t any real alternatives to Graco’s Pump Armor or any other paint sprayer storage protection liquids for that matter. Me, personally, when I buy a paint sprayer, I consider it as an investment and I plan on using it for years to come. Pump Armor is a storage protection liquid, meant to be used when the paint sprayer is not in operation.Because Pump Armor is very similar to antifreeze, people have been using it as a substitute and even some mineral spirits. There is no evidence that these products work the same way. Is Pump Armor just antifreeze?

Graco Pump Armour - 1 Litre | Dulux Decorator Centre

That’s pretty much it. Your paint sprayer is ready to be stored. How to flush out the Graco Pump Armor fluid?

For the above step, while you can insert the return tube into the bottle of Pump Armor together with the suction tube, I don’t recommend it, because some leftover paint or whatever material you’ve been using the last time can end up inside. Below we’ll be explaining one of the most important parts of a paint sprayer’s maintenance that does indeed extend the lifespan and improve its performance. If you don’t know what Pump Armor is, you’re not alone. Many people seem to be confused and don’t really know what it does and if it is necessary or not, so let’s clear that out. Before starting the process, you have to make sure that the device is as clean as possible, removing as much leftover paint as you can while it’s still in its fluid form.