---
product_id: 452123744
title: "Peak Series Compact Gravity Water Filter System; 3L; Dark Mountain Gray"
brand: "lifestraw"
price: "£147.83"
currency: GBP
in_stock: true
url: https://www.desertcart.co.uk/products/452123744-peak-series-compact-gravity-water-filter-system-3l-dark-mountain
store_origin: GB
region: United Kingdom
---

# 3L high-flow gravity filtration 99.999999% bacteria removal Ultra-durable, leak-proof design Peak Series Compact Gravity Water Filter System; 3L; Dark Mountain Gray

**Brand:** lifestraw
**Price:** £147.83
**Availability:** ✅ In Stock

## Summary

> 💧 Stay hydrated, stay unstoppable — filter like a pro, anywhere.

## Quick Answers

- **What is this?** Peak Series Compact Gravity Water Filter System; 3L; Dark Mountain Gray by lifestraw
- **How much does it cost?** £147.83 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/452123744-peak-series-compact-gravity-water-filter-system-3l-dark-mountain)

## Best For

- lifestraw enthusiasts

## Why This Product

- Trusted lifestraw brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Built to Outlast:** Premium materials ensure rugged durability and zero leaks—your last water filter ever
- • **Next-Level Purity:** Eliminates 99.999999% of bacteria & 99.999% of parasites for worry-free hydration
- • **Flow That Won't Quit:** Advanced microfilter with backwash tech keeps water flowing fast, even through sand and silt
- • **Impact with Every Sip:** One purchase provides a child with safe water for a full school year—hydrate with purpose
- • **Versatility on Demand:** Use as gravity filter, squeeze bottle, straw, or with any standard water bottle—adapt to every adventure

## Overview

The LifeStraw Peak Series 3L Gravity Water Filter System delivers ultra-clean water by removing 99.999999% of bacteria, 99.999% of parasites, and microplastics with an advanced, clog-resistant microfilter. Designed for extreme durability and versatility, it functions as a gravity filter, squeeze bottle, or straw, making it perfect for backpacking, camping, and travel. Leak-proof and lightweight, it supports a sustainable mission by providing safe water to children in need with every purchase.

## Description

Peak Series Compact Gravity Water Filter System; 3L; Dark Mountain Gray

## Features

- Protects against 99.999999% of bacteria (including E.coli, Salmonella), 99.999% of parasites (including Giardia and Cryptosporidium), 99.999% of microplastics, silt, sand, and cloudiness
- Enhanced microfilter performance: Our re-engineered membrane and custom backwash accessory means better performance against sand and silt, maintaining great flow over the long haul
- Extreme durability: premium materials make it tougher and ultra leak-proof so you’ll never have to buy another; Highly versatile means the gravity system is designed with every occasion in mind. Use as a gravity system, large squeeze bottle, as a straw, or use the filter with a water bottle.
- Your purchase has impact: one purchase, one child, one year of safe water
- LifeStraw is proud to be a B Corp and Climate Neutral Certified brand, committed to meeting the highest standards of verified social and environmental performance, transparency and accountability

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | LifeStraw |
| Special Feature | Durability |
| Product Dimensions | 20.3L x 7W x 31.8H Centimeters |
| Package Information | Bottle |
| Installation Type | Freestanding |
| Power Source | Non electric |
| Item Weight | 228 Grams |
| Model Name | Peak |
| Supported Water TDS Level Maximum (PPM) | 500 |
| Global Trade Identification Number | 07640144286361 |
| Manufacturer | LifeStraw |
| Model number | LSPSF3GRWW |
| Colour | Gray |
| Number of Memory Sticks | 1 |
| Item Weight | 228 g |
| Item model number | LSPSF3GRWW |

## Product Details

- **Brand:** LifeStraw
- **Special Feature:** Durability
- **Product Dimensions:** 20.3L x 7W x 31.8H Centimeters
- **Package Information:** Bottle
- **Installation Type:** Freestanding

## Images

![Peak Series Compact Gravity Water Filter System; 3L; Dark Mountain Gray - Image 1](https://m.media-amazon.com/images/I/41K-72-2L8L.jpg)

## Frequently Bought Together

- LifeStraw Peak Series Compact Gravity Water Filter System; 3L; Dark Mountain Gray
- LifeStraw Peak Series - Collapsible Squeeze Bottle Water Filter System - 1L for Trail Running, Camping, Hiking, Travel, Cycling, and Fishing; Dark Mountain Gray
- LifeStraw Personal Water Filter for Hiking, Camping, Travel, and Emergency Preparedness

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**Shop now:** [https://www.desertcart.co.uk/products/452123744-peak-series-compact-gravity-water-filter-system-3l-dark-mountain](https://www.desertcart.co.uk/products/452123744-peak-series-compact-gravity-water-filter-system-3l-dark-mountain)

---

*Product available on Desertcart United Kingdom*
*Store origin: GB*
*Last updated: 2026-05-17*