Non-keratinized squamous epithelial cells. 1  They are formed in the farthest part of urethra or vagina. 2  They have small nuclei and are larger than transitional cells. 3  They have one or more flat border. 4  They can be formed in any shape but are generally found to be round.
The average cost for an egr valve replacement is between $160 to $242. Labor costs are estimated between $74 to $94 while parts are priced between $86 to $148. Get a personalized estimate based on your location and specific car. Estimate does not include taxes and fees.
If you are talking about the Inflow Control Valve (pressure control tank automatic fill valve) that is controlled by a pressure regulating tank on a hydronic furnace (hot water boiler), then the valve costs about $40, installation $100-200 as with pressure regulator and for same reasons.