Is the flow rate typical for a tub spout, or is it on the low-end? Also- who is the manufacturer

Yes, it is Max 4.5 GPM / 17 LPM, but the actual flow rate still depends on the water pressure in your home.Our products are directly from the OEM manufacturers in our country, so we can offer such low prices with high quality guarantee. The manufacturers we are working with, produce for retailers and companies worldwide, and even some big brands. Till now, we have exported thousands and hundreds of products to many countries, especially to North America, Europe and Australia.