I recently picked up the NANPU Regulator Combo for a project and I must say, it sure does the work! The T-handle is comfortable to grip and the 0-300 gauge helps me keep track of pressure fluctuations. The metal bowl adds durability and gives a sleek finish to the device. Installing it was a breeze and the semi-auto drain ensures effortless draining of condensed water. The only reason I won't give it 5 stars is that the mounting bracket could be a bit sturdier. Overall, this product has exceeded my expectations and is a great value for money. If you are looking for a reliable and efficient regulator combo, I would highly recommend giving the NANPU Regulator Combo a try.