A vapor delivery device for the delivery of a dose of vaporizable material includes a detachable dose cartridge having an oven. The oven is configured to contain a vaporizable material and at least oven vent configured to allow the flow of the vapor to a delivery port. The oven may be detachably attached to the dose cartridge. A detachable dose cartridge or oven may be sealed and have a dose of vaporizable material that is inaccessible inside. The vapor delivery device may accommodate organic, resin, prepackaged or liquid vaporizable materials. The oven vent or vents are configured to be either blocked or covered to substantially eliminate vapor escaping from the oven chamber. An oven chamber or oven closure, may be configured to rotate to trap vapor within the oven. In another embodiment, an oven is configured with a plunger that traps vapor within the oven.