The list of ENVERTEC® Birdlife Protection Silicone Covers  certified in accordance with AENOR Specification 0058:2016 , «Birdlife protection silicone covers  for overhead distribution lines», has been extended with the issue of certificate No. A30/000121 , which includes the first Class I sheaths to be certified. This certificate covers the models SPSF6 (multi-suction, switchgear and SF6), STY300D (Double Yokes), STSC13 (Tie/Compression Clamps), SPSC13 (Suspension Clamps), SAP (compression connector/splice) as well as our SWP-38 bare conductor sheath.