The pressure gun has a high performance and penetration range. It effectively removes clogs in water and wastewater systems. It requires no use of chemicals, is environmentally friendly, and made from high-quality plastic. The diameter is 135 mm. This practical pressure gun is suitable for cleaning clogged drains, such as toilets, sinks, showers, bathtubs, or floor drains. The required pressure is built up via a pump rod in the handle and released suddenly through the trigger. Excess pressure can be released through a rotary valve. The operation is easy. The suction attachment can be easily assembled. The pressure head can be rotated via a ball joint connection, making it suitable for hard-to-reach areas. Technical specifications: compressed air drain cleaner. Material: plastic. Diameter: 135 mm. Weight: approximately 600 g. Delivery includes: 1 compressed air drain cleaner in gun form.