---
product_id: 261644416
title: "Karlsten Bed Bug Killer – Ultra Strong Pest Control Spray – Pro Bed Bug Protection – (5 Litres) HSE 10668 Registered"
brand: "karlsten"
price: "€ 213.20"
currency: EUR
in_stock: true
reviews_count: 8
category: "Karlsten"
url: https://www.desertcart.de/products/261644416-karlsten-bed-bug-killer-ultra-strong-pest-control-spray-pro
store_origin: DE
region: Germany
---

# Residual effect lasts 3 months Professional-grade Cypermethrin formula Kills bed bugs & eggs Karlsten Bed Bug Killer – Ultra Strong Pest Control Spray – Pro Bed Bug Protection – (5 Litres) HSE 10668 Registered

**Brand:** karlsten
**Price:** € 213.20
**Availability:** ✅ In Stock

## Summary

> 🛡️ Sleep tight, bug-free — the pro’s choice for unstoppable pest control!

## Quick Answers

- **What is this?** Karlsten Bed Bug Killer – Ultra Strong Pest Control Spray – Pro Bed Bug Protection – (5 Litres) HSE 10668 Registered by karlsten
- **How much does it cost?** € 213.20 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.de](https://www.desertcart.de/products/261644416-karlsten-bed-bug-killer-ultra-strong-pest-control-spray-pro)

## 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

- • **Massive 5L Volume:** Generous size to cover large areas or multiple rooms, perfect for home or dorm use.
- • **Long-Lasting Protection:** Up to 3 months of residual kill means fewer treatments and lasting defense.
- • **Trusted Safety Standard:** HSE 10668 registered, ensuring professional-grade safety and efficacy.
- • **Direct Mattress Application:** Designed for safe use directly on mattresses (not sheets or pillowcases) for targeted pest control.
- • **Ultimate Bed Bug Eradication:** Proven to eliminate even resistant bed bugs and their eggs for total peace of mind.

## Overview

Karlsten Bed Bug Killer is a UK HSE-registered, ultra-strong pest control spray formulated with Cypermethrin to kill bed bugs and their eggs, including resistant strains. Its long-lasting residual effect protects your mattress for up to 3 months, offering professional-grade, safe application directly on mattresses. Available in a large 5-litre size, it’s ideal for thorough, lasting bed bug eradication in homes and dorms.

## Description

Karlsten Bed Bug Killer – Ultra Strong Pest Control Spray – Pro Bed Bug Protection – (5 Litres) HSE 10668 Registered : desertcart.co.uk: Garden

Review: Does what it says 👍 - Does exactly what it says and the tin and it works ,
Review: Ok - Ok

## Features

- Use biocides safely. Always read the label and product information before use.
- Very toxic to aquatic life with long lasting effects.
- Very toxic to aquatic life.
- PROFESSIONAL BED BUG KILLER UK Health & Safety registered 10668 -Karlsten Ultra Strong kills Bed Bugs .. Protect yourself and eliminate bed bug infestations with this pest control solution
- DIRECT USE ON MATTRESSES BUT NOT SHEETS OR PILLOW CASES – Do not use on Human or pet bedding
- IDEAL FOR RESISTANT PESTS – worried about stubborn bed bugs that won’t die? Say no more! Karlsten pro killer is proven to kill even the toughest of bugs that are resistant to most common cypermethrin sprays on the market. Unlike traditional pesticides, ours pro formula will eradicate the bugs and their eggs.
- Extended Residual Kill up to 3 Months– this ultra-strong pesticide remains effective 3 months after the initial spray. Using it on your mattress means you do not have to use it for another 3 months. The long-lasting residue ensures you do not have to spray your beddings or affected area regularly.
- HSE REGISTERED 10668 BRAND – we are a proudly registered and approved brand. Our bed bug killer spray is safe for use at your home or university dorm as it follows standards set by the Environmental Protection Agency.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B08LYJF8LY |
| Active Ingredients | Cypermethrin |
| Active ingredients | Cypermethrin |
| Best Sellers Rank | 11,101 in Garden ( See Top 100 in Garden ) 83 in Bed Bug, Flea & Mite Control |
| Brand | Karlsten |
| Brand Name | Karlsten |
| Country of Origin | United Kingdom |
| Customer Reviews | 4.0 out of 5 stars 367 Reviews |
| Item Form | Spray |
| Item form | Spray |
| Liquid Volume | 5000 Millilitres |
| Liquid volume | 5000 Millilitres |
| Manufacturer | lodi |
| Specification Met | HSE 10668 |
| Specification met | HSE 10668 |
| Target Species | Bed Bugs Eggs |
| Target species | Bed Bugs Eggs |
| Unit Count | 5000.0 millilitre(s) |

## Product Details

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

## Images

![Karlsten Bed Bug Killer – Ultra Strong Pest Control Spray – Pro Bed Bug Protection – (5 Litres) HSE 10668 Registered - Image 1](https://m.media-amazon.com/images/I/51QLLOB4rxL.jpg)

## Questions & Answers

**Q: do i need to wear mask and gloves to apply this product ?**
A: Glove yes ..masc not reali .but is a good finger to have tea on

**Q: Does it also work for fleas?**
A: No

**Q: Five liters how many covers an area?**
A: Alot

**Q: Can i use it in a cleaning steamer?**
A: I think so. Don't write anywhere you can't.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Does what it says 👍
*by J***Y on 15 July 2025*

Does exactly what it says and the tin and it works ,

### ⭐⭐⭐⭐⭐ Ok
*by V***E on 25 December 2025*

Ok

### ⭐⭐⭐⭐ seems effective. Smell is ok too. value for rmoney
*by R***R on 11 November 2025*

so far so good. bought as replacement/refill for smaller spray. seems effective. Smell is ok too. value for rmoney

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**Shop now:** [https://www.desertcart.de/products/261644416-karlsten-bed-bug-killer-ultra-strong-pest-control-spray-pro](https://www.desertcart.de/products/261644416-karlsten-bed-bug-killer-ultra-strong-pest-control-spray-pro)

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*Product available on Desertcart Germany*
*Store origin: DE*
*Last updated: 2026-03-07*