- This product includes one pair (2) new blocking plugs for Stainless Steel Systems and Berkey® Light systems.
- Please identify the manufacturing date on the Berkey® Light System to determine which size blocking plug is required. The manufacturing date may be found on the embossing on the bottom of the upper chamber. If the two-digit number in the circle is 13 or lower, please call us to order the smaller size plugs.
- Rubber plug for blocking unused filter holes in the upper chamber of the Berkey® Light System
- All Berkey® Light Systems come standard with the proper amount and size of blocking plugs; in case of loss or damage, replacement plugs may be purchased individually
- Please call us to confirm the size plugs needed for your Berkey® Light system & Stainless Steel Systems