Screw with external thread PP-R fi 20x1/2
Screw with external thread diameter fi 20x1/2 "mm, with Polish standard PN-EN ISO 15874-2:2005, made of polypropylene (PPR) in grey or white, is designed for the installation of central heating and transmission of hot and cold water inside the building. The high-quality plastic screw is durable and heat resistant.