ipvmini

i just bought a subtank mini v2 and im getting dry hits,,..Changed the coil to a new one,,bought new wick,,made 1,5 and .5 coils and still getting dry hits,,dis everything from the start 5 times..using ipv mini 2 at 10 to 21 watts.. NEED HELP!! pls

so i am new to vaping & would apreaciate any help... i currently have an IPV mini2 with a Horizon tech Artic tank. i enjoy the cloud production but i want a tank with more flavor. The Artic tank seems to produce little to no flavor. any suggestions? The juice i use is from velvet cloud 6 mgs.....