The Faithfull Pressure Sprayer Knapsack is a 16 litre capacity sprayer designed for applying water-based garden and household chemicals efficiently across larger areas. Manufactured from shatterproof and frost-resistant materials, this knapsack sprayer offers durability and reliable year-round performance for demanding outdoor applications. The pump-as-you-go pressure action system allows continuous operation without the need for repeated priming, making it particularly well-suited for extensive spraying tasks in larger gardens, allotments, and commercial landscaping environments. The adjustable spray lance features a trigger lock mechanism for hands-free continuous operation, reducing user fatigue during prolonged use. Ergonomic design features including a curved back panel and adjustable twin shoulder straps ensure comfortable weight distribution when the tank is full, minimising strain during extended spraying sessions. The sprayer is compatible with most water-based pesticides and