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Tubosystem USAV - Aluminum grid with mesh. Suitable for both delivery and return.
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Tubosystem GAV - Anti-vibrating joint useful for attenuating vibrations in the circular channels of the SPIRO®system line.
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ISOL®system BFLI30 - Bend insulated 30° in sectors with 25 or 50 mm insulation with sealing gasket SPIRO® system in EPDM rubber.
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ISOL®system BFLI45 - Bend insulated 45° in sectors with 25 or 50 mm insulation with sealing gasket SPIRO® system in EPDM rubber.
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ISOL®system BFLI90 - Bend insulated 90° in sectors with 25 or 50 mm insulation with sealing gasket SPIRO® system in EPDM rubber.
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Tubosystem DHF - Biconical cap with EPDM rubber gasket, for circular channels SPIRO®system line.
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Glass wool cups suitable for thermal insulation of circular channels. They represent the most efficient solution to reduce heat loss.
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Tubosystem RCLL - Pressed concentric reduction for circular channels SPIRO®system line.
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Coupler insulated female with 25 or 50 mm insulation and sealing gasket SPIRO® system in EPDM rubber.
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ISOL® system NPLI - Coupler insulated male for round ducts with sealing gasket SPIRO® system in EPDM rubber.












