---
product_id: 244181459
title: "Chapin International 79500 Knapsack Sprayer - 15.1ltr - Patio & Driveway Cleaning, Landscaping, Gardening & Construction - FKM Seals - Compatible with Sodium Hypo, Fertilisers & Xylene thinners"
brand: "metex"
price: "A$117"
currency: AUD
in_stock: false
url: https://www.desertcart.com.au/products/244181459-chapin-international-79500-knapsack-sprayer-15-1ltr-patio-and-driveway
store_origin: AU
region: Australia
---

# Chemical compatibility 15.1L capacity 2-stage filtration Chapin International 79500 Knapsack Sprayer - 15.1ltr - Patio & Driveway Cleaning, Landscaping, Gardening & Construction - FKM Seals - Compatible with Sodium Hypo, Fertilisers & Xylene thinners

**Brand:** metex
**Price:** A$117
**Availability:** ❌ Out of Stock

## Summary

> 🌟 Elevate Your Outdoor Game with Every Spray!

## Quick Answers

- **What is this?** Chapin International 79500 Knapsack Sprayer - 15.1ltr - Patio & Driveway Cleaning, Landscaping, Gardening & Construction - FKM Seals - Compatible with Sodium Hypo, Fertilisers & Xylene thinners by metex
- **How much does it cost?** A$117 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.com.au](https://www.desertcart.com.au/products/244181459-chapin-international-79500-knapsack-sprayer-15-1ltr-patio-and-driveway)

## Best For

- metex enthusiasts

## Why This Product

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

## Key Features

- • **Ongoing Support:** Direct access to technical assistance
- • **Comfort on the Go:** Padded shoulder straps for all-day use
- • **Precision Control:** Adjustable nozzles for tailored spraying
- • **Effortless Filling:** 4-inch wide mouth for easy access
- • **Versatile Applications:** Compatible with a range of chemicals

## Overview

The Chapin International 79500 Knapsack Sprayer is a robust 15.1-liter sprayer designed for various applications, including gardening, landscaping, and construction. It features a user-friendly design with a wide mouth opening for easy filling and cleaning, padded shoulder straps for comfort, and compatibility with a range of chemicals, making it an essential tool for any outdoor enthusiast.

## Description

The Chapin Euro Style Backpack Sprayer has the traditional look and feel of a backpack sprayer with padded shoulder straps for a close fit to the back and a standard left-hand pump handle. Over the years, uses and applications for Chapin sprayers have increased as more people discover the ease and convenience of performing a wide range of tasks with a pressurized sprayer. To meet this demand, Chapin has created sprayers that specialize in specific uses as well as sprayers designed for multiple jobs.

## Features

- APPLICATION: The Chapin 79500 FKM Seal knapsack sprayer is simple and easy to use, with a 15.1 litre translucent plastic tank with a 4-inch wide mouth opening for easy filling, cleaning, and checking fluid levels, and padded shoulder straps to accommodate a full backpack for hours.
- FEATURES: 15.1 litre translucent poly tank with 4-inch wide mouth opening and removable strainer for easy filling and cleaning. Comfort-grip poly shut-off and reinforced hose, adjustable poly cone and poly fan nozzle included. 2-Stage filtration system, one filter at the top and another filter at shut-off.
- COMPATIBILITY: FKM seals and gaskets designed to handle a variety of chemicals including Fertilizers, Antiviral Disinfectants & Sodium Hypochlorite. Ideal to use with path cleaner, patio cleaner concentrate and paving slab cleaner. A brilliant lichen remover, mould spray and algae removal tool.
- MULTIFUNCTIONAL: Use with water, mould cleaner, lichen remover for driveways, patio cleaner fluid or other soluble products including weedkiller, pesticides, herbicides, insecticides, fungicides, and fertilisers. This versatile sprayer is ideal for general garden and landscaping use - spray on patio slabs, the garden path, or use as a fertiliser sprayer for your plants/shrubs.
- ONGOING SUPPORT: As the UK’s distribution partner for Chapin, customers can get on going technical support and spares direct from Metex Online Ltd.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Material type | Plastic |
| Manufacturer | Chapin International Ltd |
| ASIN | B08J49HQPY |

## Product Details

- **Brand:** Metex
- **Tank volume:** 15.1 Litres
- **Colour:** Red, White, Black
- **Material:** Plastic
- **Style:** Adjustable

## Images

![Chapin International 79500 Knapsack Sprayer - 15.1ltr - Patio & Driveway Cleaning, Landscaping, Gardening & Construction - FKM Seals - Compatible with Sodium Hypo, Fertilisers & Xylene thinners - Image 1](https://m.media-amazon.com/images/I/71qt51tCLxL.jpg)
![Chapin International 79500 Knapsack Sprayer - 15.1ltr - Patio & Driveway Cleaning, Landscaping, Gardening & Construction - FKM Seals - Compatible with Sodium Hypo, Fertilisers & Xylene thinners - Image 2](https://m.media-amazon.com/images/I/51FqNpLydCL.jpg)
![Chapin International 79500 Knapsack Sprayer - 15.1ltr - Patio & Driveway Cleaning, Landscaping, Gardening & Construction - FKM Seals - Compatible with Sodium Hypo, Fertilisers & Xylene thinners - Image 3](https://m.media-amazon.com/images/I/81dINDHvTgL.jpg)
![Chapin International 79500 Knapsack Sprayer - 15.1ltr - Patio & Driveway Cleaning, Landscaping, Gardening & Construction - FKM Seals - Compatible with Sodium Hypo, Fertilisers & Xylene thinners - Image 4](https://m.media-amazon.com/images/I/21phQTS43bL.jpg)
![Chapin International 79500 Knapsack Sprayer - 15.1ltr - Patio & Driveway Cleaning, Landscaping, Gardening & Construction - FKM Seals - Compatible with Sodium Hypo, Fertilisers & Xylene thinners - Image 5](https://m.media-amazon.com/images/I/710nPInZUaL.jpg)

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.com.au/products/244181459-chapin-international-79500-knapsack-sprayer-15-1ltr-patio-and-driveway](https://www.desertcart.com.au/products/244181459-chapin-international-79500-knapsack-sprayer-15-1ltr-patio-and-driveway)

---

*Product available on Desertcart Australia*
*Store origin: AU*
*Last updated: 2026-02-12*