Laminar like airflow design improves airflow, increases extraction performance, and reduces drying time, leaves less residual moisture. Delrin glide is mounted to the rotationally molded head for airtight fit and no slippage. Brass check valve/stainless steel in-line filter with brass quick-connect prevents clogging and is easy to clean out. Solution line: High performance 1/4" 3000 psi high pressure hose with stainless steel end fittings.