A Static Favorites List is created by adding items to your list from Search and/or Browse results, product detail pages, and previous orders and invoices. You can also upload your list using the Excel template provided on the "Favorites List Management" page.
A Dynamic Favorites List is automatically created from your purchase history based on the timeframe, ship-to name, and product categories you want included. This list updates each time you open it based on the criteria selected.
Designed for installation on potable water lines between the backflow preventer or pressure reducing valve and the water heater to protect against water thermal expansion. When system pressure increases, water enters the tanks polypropylene lined water chamber which expands a diaphragm into a pre-charged air chamber, keeping system pressure below the relief valve setting.