4Pcs Vent Wrench Heating Radiator Vent Wrench Square 5Mm Aluminum Alloy

Features: 【Universal Vent Wrench】This vent wrench is suitable for all common radiators and can be used to vent the radiators. 【Inner Square: 5 x 5 mm】The wrench has an inner square measuring 5 x 5 mm providing a precise fit for venting. 【Yearly Venting】It is recommended to vent the radiators at least once a year typically at the beginning of the heating period. 【Easy to Use】With this high-quality socket wrench attach it to the radiator and unscrew to vent. Vent until water comes out then turn it back on. 【Instructions Included】We provide clear instructions on how to use the vent wrench. Specifications: *Product Name: Vent Wrench for Radiators *Material: aluminum alloy *Size: Inner Square 5mm x 5mm *Color: Not specified *Quantity: 4pcs Package Content: 4x Vent wrench for radiators Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data.