BTG Labs Replacement Cartridges each contain fluid for 1,000 inspections. Cartridges expire 1 year after shipment. Expiration date can be found on cartridge.
Save time and money by buying cartridges in bulk.
Purchase 5, 10 or 15 cartridges at one time for $225 each.
Purchase 25 or 50 cartridges at one time for $200 each. Purchases must be made in one transaction to receive the discount.