Anyone who’s left a roll of general purpose vinyl tape in the cab of their truck on a very hot summer day can attest to the fact that heat makes the adhesive soft. Extreme heat makes it ooze and flow.
Split bolt connection. Protection of a split bolt connection begins with installing the connector and wrapping it with two layers of varnished cambric tape. Next, wrap the splice with four half-lapped layers of rubber or rubber mastic tape. Complete the job by over-wrapping with at least two half-lapped layers of premium vinyl electrical tape.
The tape fuses or seals itself to create a waterproof and airtight layer when stretched and wrapped around objects.