People always use mastic tape or cold shrink tubing as weatherproofing kits for antenna and feeder cable system of mobile BTS.
Now, they have better choice----A box shaped reusable weatherproofing enclosure.

3 items are available in this series:
HJ1212----Enclosure from base station antenna to 1/2" jumper cable.

HJ1278----Enclosure from 1/2" jumper cable to 7/8" feeder cable, suitable for N or DIN RF connectors.

HJ-D----Enclosure of grounding kits.

Advantages:

1, Install in seconds.
2, Removable and reusable easily for maintenance and test.
3, Simple installation method bring in reliability, even normal person can install it quickly without mistake.
4, Better weatherproofing performance.