are you sure you want to use Reflectix on top of the canvas?
i only use mine inside. one good gust of wind will rip that Reflectix to pieces.
that's why most of us use PUG's or the generic solar blankets, they are made to take a beating.
and Zoe the Wonder Dog(R.I.P.)
'07 Roo 23SS pushing an '07 Chevy Avalanche
Equalizer WDH and Prodigy BC