Exhaust Systems Add to cart #1028: 28mm SS Exhaust Tube (per foot) $12.00 Add to cart #1029: 28mm Exhaust Insulation (per foot) $5.00 Add to cart #1066: Exhaust Vent $105.00 Add to cart #2045: 45mm SS Combustion Air Tube (per foot) $20.00 Add to cart #2449: 45mm Exhaust Insulation (per foot) $5.00 Add to cart #2460: Exhaust Vent (closeable duplex) $271.00 Add to cart #2467: Exhaust Vent (thru hull duplex) $167.00 Add to cart #5313 Isolation kit $18.00 Add to cart #5316 Isolation kit $18.00 Add to cart #5400: Exhaust Vent for angled sailboat transom $292.00 Add to cart #602293: Drain Loop $122.00 Add to cart #602307: 28/45mm Exhaust Adapter $59.00 Add to cart #8005 (RV only) Exhaust tailpiece & hanger $64.00