--- product_id: 261644416 title: "Bed Bug Killer Spray 5L | Bed Bug Treatment | HSE Registered 10668" brand: "karlsten" price: "2320 kr" currency: NOK in_stock: true reviews_count: 8 url: https://www.desertcart.no/products/261644416-bed-bug-killer-spray-5l-bed-bug-treatment-hse-registered store_origin: NO region: Norway --- # Residual effect up to 3 months Kills resistant bed bugs & eggs 5L ultra-strong spray Bed Bug Killer Spray 5L | Bed Bug Treatment | HSE Registered 10668 **Brand:** karlsten **Price:** 2320 kr **Availability:** βœ… In Stock ## Summary > πŸ›‘οΈ Sleep tight, bed bugs fight β€” for 3 months straight! ## Quick Answers - **What is this?** Bed Bug Killer Spray 5L | Bed Bug Treatment | HSE Registered 10668 by karlsten - **How much does it cost?** 2320 kr with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.no](https://www.desertcart.no/products/261644416-bed-bug-killer-spray-5l-bed-bug-treatment-hse-registered) ## 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 - β€’ **Targeted Mattress Use:** Direct application on mattresses for maximum impact without harming bedding - β€’ **Long-Lasting Protection:** Keeps your mattress bug-free for up to 3 months - β€’ **HSE Registered & Trusted:** Certified safe and effective by UK Health & Safety standards - β€’ **Ultra-Strong 5L Spray Power:** Bulk volume for professional-grade bed bug elimination - β€’ **Proven Against Resistant Pests:** Eradicates even the toughest bed bugs and their eggs ## Overview Karlsten Bed Bug Killer Spray is a professional-grade, HSE-registered pesticide designed to eliminate even resistant bed bugs and their eggs. With a powerful 5L volume and a residual effect lasting up to 3 months, it offers long-lasting protection when applied directly to mattresses. Trusted across UK homes and dorms, this cypermethrin-based spray ensures effective pest control while adhering to strict safety standards. ## Description Karlsten is one of the UK's fastest-growing insect control family-run businesses. Founded to meet the demand insect for control solutions for home use, our products are developed from years of experience and feedback from thousands of satisfied customers. Understanding the stress of infestations, Karlsten ensures effective, easy, and cost effective solutions, reflecting our commitment to make pest control straightforward and safe. Karlsten targets common household pests like ants, spiders, flies, and bed bugs. Check the specific product details for a complete list! Karlsten sprays may have a slight odour upon application, but they typically go away quickly. Check the product descriptions and select according to your needs. Karlsten understands how important environmental safety is I portent to use is. Our product line is regulated by HSE in the UK for safe and effective pest control. ## Features - 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 | |---------------|-------| | Active Ingredients | Cypermethrin | | Asin | B08LYJF8LY | | Best Sellers Rank | 8,934 in Garden (See Top 100 in Garden) 115 in Bed Bug, Flea & Mite Control | | Brand Name | Karlsten | | Country Of Origin | United Kingdom | | Customer Reviews | 4.0 4.0 out of 5 stars (380) 4.0 out of 5 stars | | Item Form | Spray | | Liquid Volume | 5000 Millilitres | | Manufacturer | lodi | | Specification Met | HSE 10668 | | Target Species | Bed Bugs Eggs | | Unit Count | 5000.0 millilitre | ## Product Details - **Active ingredients:** Cypermethrin - **Brand:** Karlsten - **Item form:** Spray - **Liquid volume:** 5000 Millilitres - **Specification met:** HSE 10668 ## Images ![Bed Bug Killer Spray 5L | Bed Bug Treatment | HSE Registered 10668 - 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 ### ⭐⭐⭐⭐⭐ Effectiveness *by on Reviewed in the United Kingdom 28 June 2026* Awesome ### ⭐⭐⭐⭐⭐ Bug killer *by on Reviewed in the United Kingdom 18 June 2026* Fantastic job honestly ### ⭐⭐⭐⭐ seems effective. Smell is ok too. value for rmoney *by on Reviewed in the United Kingdom 11 November 2025* so far so good. bought as replacement/refill for smaller spray. seems effective. Smell is ok too. value for rmoney ## Frequently Bought Together - Karlsten Bed Bug Killer – Ultra Strong Pest Control Spray – Pro Bed Bug Protection – (5 Litres) HSE 10668 Registered - CritterKill 16g Bed Bug Smoke Bomb Fogger Fumigator | Kills Bedbugs | Professional Strength Product (4) - NOPE! CP Bed Bug Killer Treatment (5 Litre) - Odourless & Non-Staining, Extended Residual Kill up to 3 Months for Mattress, Bed Frames, Carpets, Furniture --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.no/products/261644416-bed-bug-killer-spray-5l-bed-bug-treatment-hse-registered](https://www.desertcart.no/products/261644416-bed-bug-killer-spray-5l-bed-bug-treatment-hse-registered) --- *Product available on Desertcart Norway* *Store origin: NO* *Last updated: 2026-09-30*