The latest version of the SuperNova complies with EPA NESHAP 40 CFR, Part 63 Subpart HHHHHH. The WS400 is the compliant EVO-lution of the SuperNova series guns features: patented LV Technology nozzle design combines a higher fluid delivery that facilitates a faster, smoother application higher transfer efficiency rate resulting in greater material savings superior atomization and higher transfer efficiency equals compliance for the professional a higher level of finishing and savings specifications: 1.5mm nozzle 29 psi atomizing pressure 12.57 cfm 260 ml/min 370 mm (14.57 inch) pattern size 423 g (0.93 lbs) gun weight kit includes: WS400-1501 HD gun PCG10D-2 1000ml cup