Where to Buy
Help support this site by making your next gear purchase through one of the links above. Click a link, buy what you need, and the seller will contribute a portion of the purchase price to support Trailspace's independent gear reviews.
Here's what other sites are saying:
This SteriPEN prefilter fits the openings of Nalgene(R) and comparable wide-mouth water bottles to filter particulates and debris from water.
When clear water is not available, use the Water Bottle Pre-Filter by SteriPen. The Pre-Filter filters out particulates and debris. Fits on Nalgene & wide-mouth water bottles. Specifications of the Water Bottle Pre-Filter by SteriPen Product Dimensions: 2.7 W x 2.5 H in. Product Weight: W/O Batteries: 1.5 oz Package Dimensions: 3.0 L x 3.0 W x 4.25 H in. Pkg. Wt.: 2.3 oz Units/Case: 6 Case Dimensions: 12.5 L x 4.75 W x 9.5 H in. Case Wt.: 1.4 lbs Harmonized Code: 8421.21.0000
SteriPEN Water Bottle Pre-Filter for Nalgene bottles and other compatible wide-mouth water bottles is an easy to use prefilter when your water source is a little murky. Quickly filter out particulates and debris for cleaner, clearer water before you treat it. Filtering out particulates not only makes the water more pleasant to drink, it's important for using your SteriPEN UV water treatment effectively - so the ultraviolet light can do its job. Filters down to 4 microns. Dual water seals for preventing drinking surface contamination (bottle threads). Also useful for those who use chemical treatments like Aquamira. This pre-filter is perfect for anybody using SteriPEN products or chemical water treatments. Weight: 2.3 oz, 65 g. Height: 1.85 in (47 mm). Diameter: 2.6 in (67 mm). 4 micron durable nylon screen. Reversible cartridge for compact storage. Dual water seals for preventing drinking surface contamination (bottle threads). Not intended for microbial removal
- Tahoe Mountain Sports
Description of SteriPEN Water Bottle Pre-Filter Wide MouthWhen clear water is not available, use the Water Bottle Pre-Filter by SteriPEN. The Pre-Filter filters out particulates and debris. Fits on Nalgene wide-mouth water bottles.
- US Outdoor Store
The SteriPEN Water Bottle Pre-Filter filters out debris prior to zapping with your SteriPEN UV lamp. The SteriPEN Pre-Filter filters out particulates larger than 17 micron for clear water. It's like baleen for murky creek water. Fits snugly on Nalgene(R) and comparable wide-mouth water bottles 17 micron filter (one micron equals one millionth of a meter) keeps sand, dirt, tiny debris from O-ring prevents untreated water from back flowing and contaminating bottle lip or threads Replacement cartridges available Use filter prior to purifying, the Pre-Filter clarifies water only; is not a substitute for water sterilization
SteriPEN Pre-Filter Replacement Cartridge
SteriPEN FitsAll Filter
Sawyer Water Filter Squeeze Pouch
Katadyn Hiker/Hiker PRO/Base Camp Replacement Element
$40 - $49
MSR Sweetwater Siltstopper
MSR TrailShot Filter Cartridge and Maintenance Kit
Sawyer Inline Adapter Water Filter Connections
MSR HyperFlow Cleanside Cover