Set of water flow restrictors for shower hose. Special coating, mounted in a bathtub mixer or shower mixer. Saves up to £ 150 in water consumption annually. Set contains 3 Different flow inserts to meet your requirements: 4, 6 and 9 L / min flow rate. Suitable for 95% of shower faucets. Thread size: 1/2 inch Product Description Set of water flow restrictors for shower hose. Special coating, mounted in a bathtub mixer or a shower mixer. As well as the faucet insert in the basin taps causes a decrease in the flow of liquid and simultaneously allows the user to enjoy the unchanged and efficient cascade of water diffusion. The high performance limiter allows annual savings of up to $ 150 in water consumption. The set contains 3 different flow inserts to meet your requirements: - The green insert reduces the water flow to 4 L / min; - The blue insert reduces the water flow to 6 L / min; - L ‘yellow insert reduces the water flow to 9 L / min; Features: Material: chrome-plated brass Thread