DeVilbiss FinishLine 4 FLG-670 Paint Gun Review

DeVilbiss Finishline 4 FLG 670 Review

DeVilbiss FinishLine is a car paint sprayer that can help you achieve professional painting results effortlessly. It includes three tips of different diameters that work well with epoxy primers, base colors, and urethane clear coats.  

It comes with a paint atomization technology that minimizes overspraying. The sprayer also works well with latex paints, making it possible for you to use the spray gun for other painting jobs.The air adjusting valves help you to achieve soft and uniform spraying patterns. 

This device can be disassembled and cleaned very easily. It is a perfect pick for hobbyists and professionals alike who want a dedicated gun for automobile painting.  However, this sprayer does not come with a carrying case, making it difficult to store it safely or carry it around.  There are also no filters at the end of the painting cup. So you will need to attach one separately to prevent the entry of dust particles into the paint.  

Here are the specifications of DeVilbiss FinishLine at a glance:

PowerAir Compressor
Weight1.5 pounds
Capacity of the painting cup900cc

This model is lightweight, in comparison with its competitors. It also comes with an ergonomically designed handle that saves you from getting painful cramps during painting jobs.

Let’s start our DeVilbiss Finishline 4 review by exploring its key features.

Key Features: DeVilbiss FinishLine 4

Multiple fluid tips included

This device comes with three tips that can be used for different types of paints —  use 1.88 mm tip for applying epoxy primers, 1.5 mm tip for applying base colors, and 1.3 mm tip for applying clear coats. Multiple tips reduce the risk of contamination. You also get to use a customized tip for the painting job and don’t have to rely on a universal tip that is not suitable for all types of paints. However, make sure to use the right tip with the right paint to avoid causing damages to the tip.

Air adjusting valves for better atomization

Select models of DeVilbiss FinishLine come with an air adjusting valve with gauge. This allows you to have precise control over the airflow to achieve consistent results. You can adjust the air pressure and the paint flow to ensure uniform dispersion of the atomized paint through the painting job and get a near-perfect finish. Increasing the air pressure is also required for atomizing thicker mediums like acrylic paints.

Anodized internal passages  

DeVilbiss FinishLine is made out of forged aluminum. The internal passages are anodized. This makes the cleaning and maintenance of the device very easy.

DeVilbiss Finishline 4

Pros: Why Choose The DeVilbiss FinishLine 4 FLG-670

Durable

The spray paint gun is made out of high-grade stainless steel components. This makes the device extremely durable. 

Easy to use

The device is very easy to use, whether you are a seasoned professional or a beginner. It also comes with a detailed manual so that you can troubleshoot your problems easily. The coverage offered by this sprayer is also much better than an average sprayer.

Easy to clean

A paint sprayer requires deep cleaning to keep it in top shape and prevent leakages or overspraying.  The presence of different tips makes the cleaning process really easy. You can also disassemble the parts easily and clean them thoroughly. 

Ergonomic design 

DeVilbiss FinishLine is lightweight and comes with a long handle. You can hold it for several hours at a stretch without experiencing any fatigue.

Sprays without creating any mess

This device is great for spraying paints with a higher viscosity without creating any mess. You will rarely experience any unwanted drips or streaking.

Cons: A Few Flaws of the DeVilbiss FinishLine 4

No wrench for removing the tips 

No wrench is included with the device for changing the painting tips. You will need to purchase an additional wrench to remove the attached tip and replace it with another one.

No carrying case

Storing the accessories safely or carrying the sprayer around can be a bit challenging as there is no carrying case provided.  

No filter for the painting cup

The painting cups do not have an attached filter, making the paint susceptible to dirt or contaminants. You will need to install a separate filter to create a barrier.

DeVilbiss Finishline 4 FLG 670

Customer Reviews of the DevilBiss FinishLine

Users have reported that DeVilbiss FinishLine sprayer is an excellent device that makes it very easy to achieve a consistent finish. So even an amateur painter can achieve patterns like a pro. The device is also easy to use and offers complete value for money.  In their DevilBiss FLG4 reviews, users have reported that adjusting the air inlet pressure back and the fan settings can deliver incredible results. It is also very easy to pull apart for a thorough cleaning, and easy to maneuver into tighter corners.

However, some users are not completely thrilled about this device due to the leaks. Some have also experienced displeasure about the lack of a molded carrying case that makes it very difficult to store the accessories properly. Some users have also reported that the sprayer purchased had a plastic cup instead of a metal one, impacting the durability of the sprayer.

FAQs

What is the key difference between DeVilbiss StartingLine and FinishLine spray paint guns?

The DeVilbiss StartingLine is an entry-level product that is best suited for a hobbyist or a beginner in the world of automotive spray painting. On the other hand,the DeVilbiss FinishLine is designed to be a production gun suited for more professional use.

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Is DeVilbiss FinishLine an airless sprayer? What kind of compressor can I use with this sprayer?

It is not an airless sprayer and there is no in-built source of air pressure. You need to connect the sprayer to an air compressor for creating air pressure. This model requires a 13cfm (cubic feet per minute) compressor of a minimum of 5 Hp at 23psi to function properly.

Is it possible to use oil-based paints with this paint sprayer?

Yes, oil-based paints can be used provided they are thinned properly.

Can I use this sprayer with a compressor that is bigger than 5 Hp?

Yes, provided you work with the right air hose. Ideally, the hose should be  3/4″ or 3/8″. Remember,  if you are using a bigger compressor, make sure to reduce the air pressure to achieve the best results. Refrain from using very small compressors as it can affect the performance of the sprayer.

Does the sprayer work better with solvent-based materials or water-based materials?

The sprayer works very well with both types of paints.

Does the sprayer come with a carrying case?

No, this device does not include a case.

Can I use this sprayer to spray cabinets and trims?

Yes, you can use it for home improvement jobs such as painting cabinets. Make sure to choose the appropriate tip as per the viscosity of the material to achieve a smooth finish.

How often should I clean the sprayer? What should I clean the sprayer with?

Ideally, you should clean the sprayer immediately after using it.  The cleaning solution depends on the type of paint you are using. For example, if you are using lacquer based paints, you should use a lacquer cleaner. If you are using an oil-based enamel, then you can use a paint thinner for cleaning. For water-based paints, hot soapy water is the best cleaner.

How do I disassemble the sprayer for a thorough cleaning?

Disassembling the sprayer is extremely important for deep cleaning. Start with the large knob that is located at the back of the gun. You can pull out the spring and shaft. However, make sure that you do not damage the sharp end. You can also unscrew the paint canister and remove the small filter. Place all the accessories in the appropriate cleaning solution and wait until they are completely clean.

Conclusion

Overall, DeVilbiss FinishLine allows you to get your job done very quickly and achieve professional results at an affordable price. It delivers even and consistent results, does not suffer from leaks or drippings, and is very easy to disassemble, clean, and reassemble. It is also very comfortable to hold, thanks to its ergonomic design. The multiple fluid tips help you to achieve a perfect finish, whether you are spraying primer, paint, or a clear coat.  If you have any trouble operating the sprayer, simply refer to the no-nonsense instruction manual and follow the steps.

However, the absence of a carrying case is a major letdown for many as it makes it difficult to store the sprayer safely.  The tips attached to the sprayer are also very tight and you will need to purchase a separate wrench to remove them. Moreover, you may end up breaking the tip if you don’t apply pressure very gently. 

If you are on the lookout for upgrading your existing automobile sprayer for a high-performing gun but do not want to spend too much, DeVilbiss FinishLine is a great pick.