DuraVent, Fan, models:

BV	Installation Instructions Manual
DIRECT-TEMP Co-Linear Insert Kit	Installation Instructions Manual
DTP	Installation And Operation Instructions Manual
DirectVent Pro	Installation Instructions Manual
DuraSeal DS	Installation Instructions Manual
DuraTech	Installation Instructions Manual
PelletVent	Installation Instructions Manual
PolyPro Flex Series	Installation Instructions Manual
PolyPro Series	Installation Instructions Manual
duraplus	Installation Instructions Manual
duraplus htc	Installation Instructions Manual
polypro	Installation Instructions Manual