Čtyřhranné plastové potrubí a tvarovky vzduchotechniky
AEG, Lavamat, Electrolux, Zanussi, Indesit, Ariston, Baumatic, Haier, Candy, LG, Bosch, Siemens, Sensorlogic, Ikea, Beko, Mora, Gorenje, Fagor, Smeg, Teka, Hotpoint, Arcelik, Blomberg, Ignis, Bauknecht, Samsung, Whirlpool, Philco, Hotpoint, Hoover, Brandt