Unopened bottles of the Fuel Stabilizer have an indefinite shelf life; once opened, the shelf life is three years. This product should be stored out of direct sunlight and in a cool place.
NSF certifications are not required but rather optional. In our opinion, NSF certifications are limited in their application with respect to our gravity fed purification elements. NSF Standard 42 (aesthetic effects) and Standard 53 (health effects) would specifically apply to our purification elements. NSF Standard 42 covers systems “designed to reduce specific aesthetic or non-health-related contaminants […]
The thread size on the stem of the Berkey Purification Elements is 11 mm.The outer diameter is about 3/8 of an inch and the inner is about 2/8 of an inch.
The Bottle is FDA LDPE The Cap is FDA HDPE The Straw is FDA PolyPro Please note that the number imprinted on the bottom of the Sport Berkey® refers to a lot number and is not a recycle code.
The washers are made of food grade Neoprene Rubber. However, keep in mind that the washers never touch the filtered/purified water.
Petroleum based products are some of the easiest to remove from water. The Black Berkey® Purification Elements have been tested to remove the following petroleum contaminants up to 99.9%: Gasoline Diesel Crude Oil Kerosene Mineral Spirits Refine Oil For complete lab results on the Black Berkey®Purification Elements, click here However, please keep in mind that it […]
It is our understanding that Lithium is an alkali metal, found in Group 1 of the Periodic Table. Lithium can be very reactive when exposed to water. Current testing of this potential contaminant has not been conducted, at this time.
When testing a water sample, we recommend using this standard testing protocol
There are various plastic materials that can be leeched into water and the most common are BPA ( Bisphenol A) and 1,1-Dichloroethane (11-DCA). The Black Berkey elements have been tested to remove both of these plastic materials. Please refer to our lab testing results by clicking here
To estimate shipping cost, please visit our website here. Select the items you want to purchase and place them in the shopping cart. Click the “estimate shipping and handling” button, input your location and your shipping cost is displayed. Our normal shipping time frame for international orders is 7 to 14 business days from the time […]