material and build Made of PP material that is firm, durable and reliable Resistant to deformation for long service life Designed to withstand regular garden sprayer use Enhanced performance and efficiency Relief valve improves spraying efficiency and helps save time Helps prevent backflow and maintain steady operation during spraying Automatic protection for safe operation Safety valve automatically releases pressure when it exceeds a preset value Provides automatic protection for the sprayer and bottle during use Easy installation and replacement Quick to install and disassemble Replaces old or damaged valves to improve stability and overall performance Compatibility and applications Specifically designed for garden sprayers Suitable as a replacement part to upgrade existing systems Use scenarios Garden watering: uses the relief valve to maintain consistent pressure and reduce downtime Pesticide or fertilizer spraying: provides automatic overpressure protection for safer operation Sprayer maintenance: convenient replacement part to restore stability and reliability after wear or damage