---
product_id: 380119185
title: "Karlsten Flea Killer 5 Litre | Fast-Acting Spray | Kills Fleas, Flea Eggs & Larvae on Contact | Long-Lasting Flea Control for Homes, Carpets & Upholstery"
brand: "karlsten"
price: "HK$637"
currency: HKD
in_stock: false
url: https://www.desertcart.hk/products/380119185-karlsten-flea-killer-5-litre-fast-acting-spray-kills-fleas
store_origin: HK
region: Hong Kong
---

# Fast-acting cypermethrin formula Covers entire home & upholstery Long-lasting 6-week protection Karlsten Flea Killer 5 Litre | Fast-Acting Spray | Kills Fleas, Flea Eggs & Larvae on Contact | Long-Lasting Flea Control for Homes, Carpets & Upholstery

**Brand:** karlsten
**Price:** HK$637
**Availability:** ❌ Out of Stock

## Summary

> 🚫🐜 Fleas don’t stand a chance—take back your home with Karlsten’s unstoppable spray!

## Quick Answers

- **What is this?** Karlsten Flea Killer 5 Litre | Fast-Acting Spray | Kills Fleas, Flea Eggs & Larvae on Contact | Long-Lasting Flea Control for Homes, Carpets & Upholstery by karlsten
- **How much does it cost?** HK$637 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.hk](https://www.desertcart.hk/products/380119185-karlsten-flea-killer-5-litre-fast-acting-spray-kills-fleas)

## Best For

- karlsten enthusiasts

## Why This Product

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

## Key Features

- • **Exceptional Value:** Premium UK-made formula delivers professional-grade results without breaking the bank 💷
- • **Whole-Home Coverage:** 5L spray treats carpets, rugs, drapes & upholstery—no flea hiding spots 🏠
- • **Long-Lasting Defense:** Single application protects your home for up to 6 weeks—fewer sprays, more peace of mind ⏳
- • **Safe for Your Family:** HSE-approved, odorless, and family-safe for worry-free use indoors 🛡️
- • **Instant Flea Eradication:** Powerful cypermethrin formula kills fleas, eggs & larvae on contact ⚡

## Overview

Karlsten Flea Killer is a 5-litre, fast-acting spray formulated with cypermethrin to eliminate adult fleas, eggs, and larvae on contact. HSE-approved and manufactured in the UK, it offers safe, odorless, and long-lasting protection for up to 6 weeks across carpets, upholstery, and more—perfect for comprehensive home flea control.

## Description

Full description not available

## Features

- Fleas Bugging You? No more flea infestations with Karlsten's powerful cypermethrin formula. This single-spray solution eliminates adult fleas, eggs, and larvae, hiding or not. Unlike other products, Karlsten offers long-lasting protection, preventing future outbreaks and keeping your home comfortable.
- Effective, Family-Safe Flea Control: Don't settle for ineffective flea sprays. Karlsten's HSE-approved formula manufactured in the UK specifically targets fleas, eliminating them quickly and safely. Protect your house from bites with this odorless solution that's easy to use in homes, garages, attics, and apartments.
- Fleas Don't Stand a Chance: This 5L container lets you tackle flea problems throughout your entire property. The convenient spray reaches fleas hiding in carpets, rugs, drapes, and upholstery, leaving them nowhere to hide. With Karlsten, you get the best way to get rid of fleas for good.
- Great Value & Performance: Karlsten's flea killer spray delivers exceptional results at a great value. This single treatment provides continuous protection for 6 weeks, saving you money and frustration compared to repeated applications of less effective products.
- At Karlsten, we deliver a premium range of expertly tested solutions designed to protect your home and garden. From keeping curious cats and foxes at bay to tackling unwanted insects, we offer the best flea killer that exists—powerful, fast-acting, and effective. Our cutting-edge formulas put you in control, helping you reclaim your space—indoors and out—with Karlsten’s trusted protection.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | lodi uk ltd |
| Item Weight | 5.14 kg |
| Package Dimensions | 28.2 x 19.2 x 14 cm; 5.14 kg |
| Size | 5 l (Pack of 1) |
| Specification met | HSE 10668 |
| Batteries Required? | No |

## Product Details

- **Item form:** Spray
- **Liquid volume:** 5000 Millilitres
- **Active ingredients:** Cypermethrin
- **Brand:** Karlsten
- **Specification met:** HSE 10668

## Images

![Karlsten Flea Killer 5 Litre | Fast-Acting Spray | Kills Fleas, Flea Eggs & Larvae on Contact | Long-Lasting Flea Control for Homes, Carpets & Upholstery - Image 1](https://m.media-amazon.com/images/I/61wbxHXv1AL.jpg)
![Karlsten Flea Killer 5 Litre | Fast-Acting Spray | Kills Fleas, Flea Eggs & Larvae on Contact | Long-Lasting Flea Control for Homes, Carpets & Upholstery - Image 2](https://m.media-amazon.com/images/I/81H-4ADKxLL.jpg)
![Karlsten Flea Killer 5 Litre | Fast-Acting Spray | Kills Fleas, Flea Eggs & Larvae on Contact | Long-Lasting Flea Control for Homes, Carpets & Upholstery - Image 3](https://m.media-amazon.com/images/I/81fKmM8RGUL.jpg)
![Karlsten Flea Killer 5 Litre | Fast-Acting Spray | Kills Fleas, Flea Eggs & Larvae on Contact | Long-Lasting Flea Control for Homes, Carpets & Upholstery - Image 4](https://m.media-amazon.com/images/I/81vuL81mhmL.jpg)
![Karlsten Flea Killer 5 Litre | Fast-Acting Spray | Kills Fleas, Flea Eggs & Larvae on Contact | Long-Lasting Flea Control for Homes, Carpets & Upholstery - Image 5](https://m.media-amazon.com/images/I/81SrL9THDwL.jpg)

## Questions & Answers

**Q: Does this come with come with a pump or trigger to spray ?**
A: Hi no this does not come with a spray head sorry

**Q: I have indoor cats how best would you advise i use this if i was to buy?**
A: Spray on floors furnishings anywherre cat goes.

**Q: Can it be used on grass?**
A: Hi, I did not try it on grass but just about everything else. Tbh give it a go and see how it goes.

## Frequently Bought Together

- Karlsten Flea Killer 5 Litre | Fast-Acting Flea Spray | Kills Fleas, Flea Eggs & Larvae on Contact | Long-Lasting Flea Control for Homes, Carpets & Upholstery
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**Shop now:** [https://www.desertcart.hk/products/380119185-karlsten-flea-killer-5-litre-fast-acting-spray-kills-fleas](https://www.desertcart.hk/products/380119185-karlsten-flea-killer-5-litre-fast-acting-spray-kills-fleas)

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*Product available on Desertcart Hong Kong*
*Store origin: HK*
*Last updated: 2026-02-03*