Vallejo auxiliaries - 71.262 Airbrush Flow Improver | DeepCut Studio
Vallejo - Airbrush flow improver, 200ml - plastic scale model kit in scale (VLJ71562)//Scale-Model-Kits.com
Anyone know what's the cause of this. I thinned it using Vallejo thinner plus a couple drops of flow improver. It just beaded up like oil on water or it pooled up