--- product_id: 542589473 title: "ONE Air Leak Detection - Handheld Smoke Stick - Draft Detector Puffer Fog Pen Machine Kit" brand: "smoke pencil" price: "£2.10" currency: GBP in_stock: false reviews_count: 5 url: https://www.desertcart.co.uk/products/542589473-one-air-leak-detection-handheld-smoke-stick-draft-detector-puffer store_origin: GB region: United Kingdom --- # Precise smoke flow control Built-in LED for dark spaces Durable, drop-resistant body ONE Air Leak Detection - Handheld Smoke Stick - Draft Detector Puffer Fog Pen Machine Kit **Brand:** smoke pencil **Price:** £2.10 **Availability:** ❌ Out of Stock ## Summary > 💨 Detect drafts like a pro—because your space deserves airtight perfection! ## Quick Answers - **What is this?** ONE Air Leak Detection - Handheld Smoke Stick - Draft Detector Puffer Fog Pen Machine Kit by smoke pencil - **How much does it cost?** £2.10 with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/542589473-one-air-leak-detection-handheld-smoke-stick-draft-detector-puffer) ## Best For - smoke pencil enthusiasts ## Why This Product - Trusted smoke pencil brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Rugged & Ready:** Compact 3x5x2 inch frame built to survive drops and daily jobsite wear. - • **Complete Starter Kit:** Includes 3oz non-toxic fog fluid and instructions for instant leak detection. - • **Risk-Free Confidence:** Backed by 30-day money-back guarantee and responsive customer support. - • **Fog Control in Your Palm:** Trigger-activated smoke output lets you pinpoint leaks with surgical precision. - • **Illuminate Hidden Drafts:** Integrated LED light reveals air leaks even in the darkest corners. ## Overview The Smoke Pencil ONE is a professional-grade handheld air leak detector favored by HVAC pros, energy raters, and contractors. It uses a controlled, non-toxic smoke stream to visually reveal drafts and air leaks in homes, vehicles, and businesses. Compact and durable, it features a locking trigger, built-in LED light for dark areas, and comes with a 3oz bottle of fog fluid. Powered by 6 AA batteries (not included), it offers up to 15 hours of smoke output and is backed by a 30-day satisfaction guarantee. ## Description Control the Fog in the Palm of your Hand to Find Drafts and Air Leaks with the Professional Smoke Pencil ONE Smoke Stick.The Smoke Pencil is the tool Professional Energy Raters and Contractors use to identify drafts and air leaks in a home. This non-toxic smoke stick generates a small trail or large puff of smoke to help you identify drafts. Simply pull the trigger on the Smoke Pencil near the area that you suspect a draft and see how the smoke moves to show air current or leakage. Find the leak even in dark spaces! The light on the top of the Smoke Pencil illuminates the area you are testing for easy air movement detection. A 3oz bottle of non-toxic smoke fluid made of sweet smelling water, glycol, and glycerin (similar to toy train smoke) is also included with the Smoke Pencil and features a special filling tube for easy setup.SMOKE PENCIL FEATURES: Includes handheld 3â x 5â x 2â inch Smoke Pencil draft and air leak detector with 3 oz non-toxic smoke fluid fog juice that lasts about 12-15 hours. You control the amount of smoke this Smoke Pencil generates by pulsing the finger trigger. The fog comes out of the top chimney to reveal any drafts or leaks in your home, automobile, or business. It does not use the dangerous and caustic acid or incineration based smoke that other smoke sticks often produce. Only consumes batteries and fluid when the trigger is pulled. Robust body frame that resists drops and damage. Used by energy raters, HVAC technicians, auto mechanics, photographers, window salesman, airplane technicians, hospital maintenance, and contractors. Locking trigger for easier toolbox storage. 6 - AA batteries required (not included). 30-Day Money-Back Guarantee. Order your Smoke Pencil Air Leak Detection Hazer today for a safer and simpler way to detect drafts and air leaks. Review: This smoke pen has been an incredibly useful tool for understanding air movement in my home, particularly for diagnosing radon mitigation effectiveness. It produces a steady, visible stream of smoke that makes it easy to track airflow patterns around vents, doors, and basement areas. The build quality is solid, and after months of use, it still performs just as well as when I first got it. It’s compact, easy to handle, and doesn’t create any mess or strong odors. Unlike DIY alternatives, this pen provides a controlled and consistent smoke output, making it much more reliable for precise testing. For the price, it’s an excellent value. Whether you're troubleshooting radon mitigation, HVAC efficiency, or general ventilation issues, this smoke pen is a must-have tool. Highly recommended for its durability, ease of use, and affordability! Review: Good Product ## Features - The Smoke Pencil ONE is a professional handheld air leak detector used by energy raters, HVAC technicians, auto mechanics, and contractors to identify drafts and air leaks in a home, business, or automobile. - EASY FOGGING – You control the fog in the palm of your hand. Simply pull the trigger on the Smoke Pencil Pro smoke stick near the area that you suspect a draft and see how the smoke moves to show air current or leakage. - DURABLE – The Smoke Pencil ONE air detection hazer is perfect for personal or professional use, featuring a pocket sized 3” x 5” x 2” robust body frame that resists drops and damage, smooth grip finish and locking trigger for easier toolbox storage. - QUICK START- The Smoke Pencil One Sleeve Kit contains everything you need to get started quickly to identify drafts, air leaks, or wind direction. Includes the Smoke Pencil One, 3oz Bottle of Fog Fluid and Instruction Sheet. - 1st Class Customer Service & 30-DAY GUARANTEE – We offer direct customer support for the products we sell so you get the help you need quickly and efficiently! If for any reason you aren’t completely satisfied simply send your Smoke Pencil Puffer Tool back for a full refund within 30 days! ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B09MJMYZNG | | ASIN | B09MJMYZNG | | Batteries Included? | No | | Batteries Required? | Yes | | Best Sellers Rank | #66,821 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #81 in Smoke Alarms | | Color | Black | | Customer Reviews | 3.5 3.5 out of 5 stars (209) | | Customer reviews | 3.5 3.5 out of 5 stars (209) | | Date First Available | 29 September 2022 | | Date First Available | 29 September 2022 | | Included components | Smoke Pencil One, Fluid, Instructions | | Is Discontinued By Manufacturer | No | | Item Package Quantity | 1 | | Item Weight | 212 g | | Item model number | SP_ONE_SLEEVE_KIT | | Item model number | SP_ONE_SLEEVE_KIT | | Manufacturer | Smoke Pencil | | Manufacturer | Smoke Pencil | | Measurement System | Inch | | Part number | SP_ONE_SLEEVE_KIT | | Power source type | Battery Powered | | Product Dimensions | 15.24 x 12.7 x 6.35 cm; 212 g | | Product Dimensions | 15.24 x 12.7 x 6.35 cm; 212 g | | Size | Sleeve Kit | | Style | Practical | ## Product Details - **Alarm:** Visual - **Brand:** Smoke Pencil - **Colour:** Black - **Power source:** Battery Powered - **Style:** Practical ## Images ![ONE Air Leak Detection - Handheld Smoke Stick - Draft Detector Puffer Fog Pen Machine Kit - Image 1](https://m.media-amazon.com/images/I/71v3IKkMzUL.jpg) ![ONE Air Leak Detection - Handheld Smoke Stick - Draft Detector Puffer Fog Pen Machine Kit - Image 2](https://m.media-amazon.com/images/I/71GBs5r5gtL.jpg) ![ONE Air Leak Detection - Handheld Smoke Stick - Draft Detector Puffer Fog Pen Machine Kit - Image 3](https://m.media-amazon.com/images/I/71nhRprxK2L.jpg) ![ONE Air Leak Detection - Handheld Smoke Stick - Draft Detector Puffer Fog Pen Machine Kit - Image 4](https://m.media-amazon.com/images/I/71VYjHpsb9L.jpg) ![ONE Air Leak Detection - Handheld Smoke Stick - Draft Detector Puffer Fog Pen Machine Kit - Image 5](https://m.media-amazon.com/images/I/81fhrzFPn0L.jpg) ## Questions & Answers **Q: Do you have a safety data sheet (sds) for the fluid? i need one for work requirements.** A: Yes, we do have an SDS on the fluid. I cant attach a PDF here on this Q&A tool, but if you reach me by message I can send it to you. **Q: I want to test the air flow in a computer case. Does the smoke leave any residue that would damage electronics?** A: When glycerin is used the smoke created is not harmful to electronics in small amounts, but it does contain water molecules that can harm electronics if overexposed. There are smoke products that are used in the testing of smoke detectors that are extremely low or no residue as required by NFPA standards. Just google for smoke detector test smoke. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Review *by A***. on 2 April 2025* This smoke pen has been an incredibly useful tool for understanding air movement in my home, particularly for diagnosing radon mitigation effectiveness. It produces a steady, visible stream of smoke that makes it easy to track airflow patterns around vents, doors, and basement areas. The build quality is solid, and after months of use, it still performs just as well as when I first got it. It’s compact, easy to handle, and doesn’t create any mess or strong odors. Unlike DIY alternatives, this pen provides a controlled and consistent smoke output, making it much more reliable for precise testing. For the price, it’s an excellent value. Whether you're troubleshooting radon mitigation, HVAC efficiency, or general ventilation issues, this smoke pen is a must-have tool. Highly recommended for its durability, ease of use, and affordability! ### ⭐⭐⭐⭐⭐ Review *by G***R on 9 May 2025* Good Product ### ⭐ Review *by C***S on 6 July 2025* Waste of money ## Frequently Bought Together - Smoke Pencil ONE Air Leak Detection - Handheld Smoke Stick - Draft Detector Puffer Fog Pen Machine Kit - Arctic Hayes 333113 1 x Pen Kit with 3 Smoke Sticks, Test Slight Air-Movement, Gas Mandatory CO Spillage Checks of Boiler/Case Sills, Orange - Smoke Pencil ONE Air Leak Detection Hazer Field Kit - Handheld Smoke Stick Draft Detector Machine with Fog Juice for Detecting Leaks, Puffer Tool for HVAC Techs Energy Raters --- ## 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.co.uk/products/542589473-one-air-leak-detection-handheld-smoke-stick-draft-detector-puffer](https://www.desertcart.co.uk/products/542589473-one-air-leak-detection-handheld-smoke-stick-draft-detector-puffer) --- *Product available on Desertcart United Kingdom* *Store origin: GB* *Last updated: 2026-05-31*