have to move my harman XXV out from the wall further.didn't know i had to clean a fines box and the blower fan,the installer never said anything,so,i had him put it 12 inches from the wall.well at 6'3" and 300lbs i cannot fit or have any room to do this.anyhow,going to add a 12" pipe to space it out from the wall.what silicone sealer do i want to use on the pipes?i see rutland makes a 600 degree black and red?is color the only difference?i also see alot of 500 degree silicones,is 500 enough protection?input always appreciated
![[Hearth.com] WHAT SILICONE TO USE? [Hearth.com] WHAT SILICONE TO USE?](https://www.hearth.com/talk/data/attachments/155/155399-41a9b01339c0061cff9d4a990a48ab22.jpg?hash=0rEElTq70p)
![[Hearth.com] WHAT SILICONE TO USE? [Hearth.com] WHAT SILICONE TO USE?](https://www.hearth.com/talk/data/attachments/155/155400-bc8088b39aa3d90bcd95b2f13c2e33d9.jpg?hash=rNNxv4nmez)
![[Hearth.com] WHAT SILICONE TO USE? [Hearth.com] WHAT SILICONE TO USE?](https://www.hearth.com/talk/data/attachments/155/155401-97e7e5e97e19e077ceece897960b9198.jpg?hash=QTDoJa8g9A)
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