Overview Product Description Buyers Products BAV040 4-Way, 3-Position Air Valve (Valve Only). Product Videos Custom Field Shipping Free shipping on orders $100+ Product Reviews Write a Review Write a Review × BAV040 - Manual Air Control Valve, 4-Way, 3-Position Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *