BWT bestflush ventilation valve recommended with BWT bestmax XL and 2XL
Home users, click here to shop online for BWT filters.
What's New? We are continually adding new products to the website that don't always get recognised in our new products section. So we have started listing all new products we have by month so you can see what is coming on range.
Click on the relevant month below:
July 2019 - we wil... read more