Watts Series 911 Combination Fill Valve and Backflow Preventer
Series 911 combination fill valve and backflow preventer consists of a Model 9D backflow preventer and Model 1156F feed water pressure regulator in one pre-assembled unit. This valve is designed for use on boiler feed lines to provide make-up water to the boiler and prevent backflow when supply pressure fails below system pressure.
This 0386463 1/2 inch bronze combination fill valve and backflow preventer is for use in commercial and residential hydronic heating systems to provide make-up water to the boiler, and prevent backflow when supply pressure falls below system pressure. It consists of a bronze backflow preventer, model 9D and a bronze feed water pressure regulator, model 1156F, in one pre-assembled unit. The high capacity fill valve provides quick system filling and purging. It is designed for use in the boiler feed lines of hydronic heating systems and has 1/2 inch union NPT inlet x NPT theaded outlet connections. The maximum pressure is 100 psi (6.9 bar).
FEATURES:
Pre-assembled for ease of installation
Easy service accessibility
High capacity fill valve for quick system filling and purging
You have already added a quantity of 0 for this product in your cart that we have available on clearance for this item.
If you would like to buy more than 0, you have an option to purchase from our regular priced inventory. We have a quantity of 0 available at a regular price of $0.00/each.
If you would like to proceed, you may do so by using the link "Buy Regular Priced Stock" below, or close this popup to buy up to quantity 0 of this item at the clearance price.
We currently have a quantity of 0 available for this item on clearance at a price of $0.00/each.
If you would like to buy more than 0, you have an option to purchase the balance from our regular priced inventory. We have a quantity of 0 available at a regular price of $0.00/each.
If you would like to proceed, click the "Buy Regular & Clearance Priced Stock" button below. This action will add the 0 units we have in clearance at $0.00/each and unit(s) at $0.00/each to your cart for checkout.
If you only want the 0 units at the clearance prices, click the "Buy Clearance Only" button below, and we will automatically populate the quantity box for the quantity of 0 at the clearance price.
Currently we have a quantity of 0 available at a clearance price. You have already added a quantity of 0 in your cart. You may add another quantity of to your cart from clearance section. To add the additional quantity of to your cart click the button below.
If you would like to buy more than 0, you have an option to purchase the balance from our regular priced inventory. We have a quantity of 0 available at the regular price of $0.00/each.
If you would like to proceed, you may do so by using the "Buy Regular Priced Inventory" button below, or close this popup and enter the additional quantity you wish to buy of this item at a clearance price.
$ USD
CAD 
