RV winterize blowout adapter is made from brass which is durable and it can withstand high temperature， beside brass also resist corrosion， with sturdy construction， it is not easy to break or deform and can serve you for a longer time

Tool is perfectly designed to winterize garden hose， sprinkler systems， faucets (such as RV， camper， boat， travel trailer and so on that the vehicle with a water supply system) by blowing out water from the water lines/plumbing to prevent freezing of garden water pipes， sprinkler systems and faucets， this fitting can be applied in any water system

With a 1/4 in. male air compressor quick plug to a male 3/4 in. garden hose inner thread， this is standard size and can be applied in most cases

Step 1: screw the water pipe to the female thread side， connect the quick plug to the quick coupling inside the air compressor line， step 2: turn on the air compressor and rotate around the ball stem to open or close， step 2 adjust the air flow rate to blow dry water from the water pipe