3901 High-Pressure Airless Spraying Machine for Fireproof Paint and Coatings, US Plug Electric Sprayer with 10 Metre Hose, 50cm Extension Rod and Complete Accessory Kit
3901 American Standard Airless Spraying Machine for Fireproof Paint and Protective Coatings

This 3901 model high-pressure airless spraying machine provides a professional solution for applying viscous protective coatings, including specialised fireproof paints. Built to the 3901 American Standard for spraying equipment, it delivers consistent material flow and atomisation suitable for covering large surface areas on walls, structural elements, and industrial components. The machine arrives as a complete kit with all necessary accessories, including a 10-metre high-pressure hose and a 50cm extension rod, making it operational immediately for both contract work and substantial DIY projects requiring durable, fire-resistant finishes.
Features and Construction

The core 3901 sprayer unit is engineered to the established American Standard, ensuring compatibility with professional practices and expectations for airless spraying equipment. This standardisation provides a reliable baseline for performance when handling thicker coating materials like intumescent and cementitious fireproof paints that require robust pumping and consistent pressure.
Material and Build
The construction of the 3901 spraying machine adheres to the specifications of its namesake standard, focusing on durability and function for commercial coating applications. Key components like the spray gun, nozzle, and suction tube assembly are designed to withstand the abrasion and pressure involved in moving viscous fireproofing materials from the container to the spray tip.
Size and Practical Fit
The machine's practical setup is enhanced by the included 10-metre high-pressure hose, which provides significant reach from the power unit to the work surface without needing to relocate the main sprayer. The additional 50cm extension rod attaches to the spray gun, allowing the operator to apply coatings to ceilings, high walls, or the far side of beams without requiring a ladder for every pass, improving both efficiency and safety.
Uses and Placement

This machine is purpose-built for applying professional-grade protective coatings. Its high-pressure airless system is particularly effective for the thick, often heavy-bodied materials used in passive fire protection, ensuring they are applied evenly and adhere correctly to the substrate.
Event or Professional Use
For professional contractors specialising in fireproofing, this 3901 standard machine offers a recognised equipment specification. The complete kit format, including table assembly and empty oil pot, means a crew can begin a project promptly on-site, applying fireproof paint to structural steel, ductwork, or timber in commercial buildings, factories, or multi-occupancy residences to meet safety regulations.
Everyday Home Use
For the serious DIY enthusiast tackling a large-scale project like coating a garage workshop, protecting a garden studio, or applying fire-retardant treatment to a home extension's structural elements, this machine transforms a labor-intensive brushing job into a faster, more uniform application. The detailed instructions guide setup and operation for users new to airless spraying technology.
Benefits and Buying Value

The value of this spraying machine lies in its completeness and adherence to a known equipment standard. It eliminates the need to source compatible hoses, guns, or accessories separately, providing a coherent system designed to work together efficiently.
Reuse and Low Maintenance
As a sturdy tool built to a professional standard, the 3901 sprayer is designed for repeated use across multiple projects. Proper cleaning and maintenance, as outlined in the instructions, following use with materials like fireproof paint will help maintain its performance and extend its service life, making it a long-term investment for recurring coating work.
Why Choose This Product
This product is a practical choice for anyone needing to efficiently apply thick, protective coatings like fireproof paint over sizeable areas. The inclusion of key accessories like the long hose and extension rod addresses common setup challenges, while the US plug configuration ensures simple electrical integration. It provides a systematic approach to a demanding task, balancing capability with user convenience in a single package.
