“A770 Combustion Flue Probe with Temperature” has been added to your cart. View cart A796-F Replacement Particle Filters (10) A796-F Replacement particle Filter. 10 pack. SKU: A796-F Category: Combustion Accessories Tags: filter, flue gas analyser Description Description A796-F Replacement particle Filter. 10 pack. Related products Add to cart GK11M Standard K-type Thermocouple Probe $14.95 Out of Stock Read more A773 Oil Filter $24.95 Add to cart A768 Carrying Case $29.95 Add to cart A766 AC Charger $29.95