I spoke with Bart at SteppIR and the new tubing is a marine grade tubing
that is uv resistant/proof. It it a great change I think than the old
taping method.
On 9/11/2011 5:59 PM, Grant Saviers wrote:
> I'm building a new SteppIR beam and they have changed from tape wrapping
> the fiberglass element joints to an adhesive lined heat shrink "CANUSA
> CFTV".
>
> This approach seems better than two layer's of Scotch 33 plus a layer
> self amalgamating silicone tape which is what is in the instruction book.
>
> My question is how long does the heat shrink/adhesive last in the
> weather, sun, etc? Apparently CFTV has been used for some time in the
> cellular business and a fellow towertalkian might have observed the
> performance for 5 to 10 years.
>
> I have plenty of silicone tape and plain old #33 so could wrap each heat
> shrink piece if that is warranted.
>
> 73,
>
> Grant KZ1W
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