H011 horizontal fiber optical splice closures are not only ideal suit for the long-term use in areas with great surface temperature differences or strong UV light, but also applicable for the directly buried installation in dry areas or long-term water-free manholes. this series of closures are sealed with the wound sealing tape, so that people can just wire sealing tape to the optical cable at the access hole to increase its diameter to the size of the cable access hole, and then the airtightnessof the connector box can be ensured .
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