All the general blog posts of Airless Discounter.

Why does pressure drop quickly during airless pump operation?

2026-01-12T18:54:38+00:0001/12/2026|General, Graco, Wagner|

When using an airless paint sprayer from brands such as Graco or Wagner, it is quite common to experience a rapid pressure drop during operation. This can result in an unstable spray pattern, inconsistent atomization, or an overall loss of performance.While common, a sudden or repeated pressure loss is never normal. Understanding why pressure drops [...]

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Why does my airless sprayer spray only in spurts?

2025-12-22T13:01:05+00:0012/18/2025|Airless Paint Sprayers, General, Repair & Maintenance|

An airless sprayer that sprays intermittently or in spurts is a common issue.It usually appears as an unstable spray pattern, pressure fluctuations, or irregular pump cycling. In most cases, the problem is not serious, but it must be corrected quickly to avoid premature pump wear. This article details all known causes, their mechanical principles, and [...]

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Can Glycero paint be used with an airless sprayer?

2025-12-15T15:35:11+00:0012/15/2025|All about paint, General|

Many DIYers and professional painters wonder whether oil-based paint (often called “glycero” paint) can be applied using an airless sprayer. Glycero paints behave differently from water-based coatings, so understanding their compatibility with airless technology is essential for achieving a professional result. In this guide, we explore: what oil-based (glycero) paint is, how an airless sprayer [...]

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Can you use an airless sprayer in unventilated rooms?

2025-12-08T13:54:31+00:0012/08/2025|General, How to Spray|

Airless sprayers offer fast application, excellent coverage, and reduce product losses. But one question often comes up among professional painters, renovation companies, and DIY users:Is it safe to use an airless sprayer in a room without ventilation? The short answer is: technically yes, but never without risks (solvent-based products) and never without strict precautions.Ideally, proper [...]

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Coolant ≠ airless storage fluid: do not rely on colour

2025-11-14T12:19:05+00:0011/14/2025|General, Graco, Repair & Maintenance, Wagner|

…same colour, different chemistry Customer question« Hello everyone, I wanted to know if, for winter storage, we can replace the pump armour with coolant? » Short answer: No, it's not a good idea. Even though both liquids may be blue in colour, they do not have the same chemical composition or function. Airless manufacturers recommend [...]

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How often should I clean my airless device?

2025-11-12T11:17:54+00:0011/12/2025|General, Repair & Maintenance|

An airless sprayer is a valuable investment for professional painters and demanding DIY enthusiasts alike. Regular cleaning is essential to ensure consistent spraying, a long service life and to avoid costly breakdowns. But how often should you maintain and clean your airless sprayer? https://youtu.be/nwoKRqiwJYY?si=9BIZNH-XwAK97XfB 1. Cleaning after each use: a golden rule Each time [...]

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