rectangular elbow

Smacna, DW 142-143, DIN 24-194 and TSE standards, production in any thickness and any size from 0.50 mm to 1.20 mm, internal and external Rubber-Acoustic insulation according to demand, Galvanized and stainless steel sheet manufacturing, manufactured in harmony with each other, minimum sealing at flanges and corners, full sealing with mastic after production.