I built a "buddy stick" shortened vertical with schedule 40 PVC and it was
in the wx for couple years, no noticable deterioration.

Tom Fowle WA6IVG

On Sat, Nov 07, 2015 at 06:19:05PM -0700, Eric Oyen wrote:
> one thing you need to know: PVC is not UV resistant. You need to paint =
> it with a nonmetallic primer pain. Otherwise, your loop will degrade in =
> a matter of months in exposure to sun. It might not break in that time, =
> but as time goes on and any stresses get placed on the pipe, it will =
> crack and eventually fail.
> 
> DE n7zzt Eric
> 
> On Nov 7, 2015, at 10:42 AM, Ed Malmgren wrote:
> 
> > Richard, I make insolaters for dipoles out of P V C all the time by =
> drilling=20
> > holes in them and they workout okay I think, I have checked the =
> resistance=20
> > with a v o m and they show no resistance so take it for what it's =
> worth from=20
> > here and and I would run the wire inside the pipe.  G L  and 73.
> >=20
> >=20
> >=20
> > ED K7UC
> > -----Original Message-----=20
> > From: Richard B. McDonald
> > Sent: Saturday, November 07, 2015 9:11 AM
> > To: [log in to unmask]
> > Subject: Using PVC as a Frame for My 10M Full Wave Loop Antenna
> >=20
> > Hi!
> >=20
> >=20
> >=20
> > So, I am planning to make my RX only 10M (28.4 MHZ) full wave loop =
> antenna
> > into an octagon shape.  My wire is insulated 14 gauge stranded copper =
> wire.
> > I intend to use ~1.0" diameter PVC pipe for a frame.  About PVC pipe, =
> does
> > it matter if I 1) put the wire inside the pipe or 2) tape it to the =
> outside
> > of the pipe?  I prefer putting the wire inside the pipe.  However, are =
> there
> > any RF interference issues with PVC?  Also, I wonder how PVC will =
> hold-up to
> > the elements - particularly UV light (sunlight)?
> >=20
> >=20
> >=20
> > 73,
> >=20
> > Richard KK6MRH=20