Under Tumbler

They usually have larger containers and do not obstruct the field of view during use. However, they always leave a little paint at the bottom and require more pressure.

HVLP

HVLP is a spray technology that uses a high volume of air at low pressure for even paint application, with less waste and better surface coverage. 

Indicates the air pressure required. It must be supported by your compressor in order to achieve an even and proper spray.

The amount of air the spray gun consumes per minute in order to operate properly. Your compressor’s air output must be equal to or greater than this value.