Pricing for video ads also varied depending on where they were located on-screen. Online video consultancy LiveRail estimated that overlay ads ran CPMs of $7.40 and in-stream ads were priced at $16.40 in Q4 2008. AccuStream iMedia Research put the average 2008 figure as high as $35 for premium preroll online video ads.ricing for video ads also varied depending on where they were located on-screen. Online video consultancy LiveRail estimated that overlay ads ran CPMs of $7.40 and in-stream ads were priced at $16.40 in Q4 2008. AccuStream iMedia Research put the average 2008 figure as high as $35 for premium preroll online video ads.
Prices for pellet stoves run from $1,700 to $3,000 for the stove and $150 to $400 for installation.
10-20kW - Â£945; 20-50kW Â£568. When choosing a biomass boiler itâs important to consider the ongoing cost of fuel as well as the initial investment. As of December 2014 the annual cost* of wood pellet is around Â£1,175. This compares with Â£1,366 for oil, Â£1,572 for LPG, Â£1,062 for mains gas and Â£3,680 for electricity.iomass boilers tend to be larger than the gas or oil equivalent. They are generally more suitable for people not connected to mains gas who have some space for storage. You will need about 6-7 cubic metres of space near where the boiler is sited to store the fuel (for an average size house).