Which brand hot and cold water supply pipes ?

Pprc pipes are used these days for hot and cold water supply to bathrooms, kitchen, etc.
There are number of brands of pprc available locally, such as turk-plast, beta, firat, popular, etc.
Please give your opinion / experience about various brands and which one you prefer ?

PPR pipes. Brand MASTER or DADEX. The second one is quiet expensive.Both Brands are very good quality

Thanks HT