Lower Antelope Canyon has the cheapest entrance fee of anyone in town. Adult Total Cost : $18.50 Children (5-12) Total Cost : $12.50 Group Discounts Avaliable (8 or more people) Navajo Nation Park pass is $6.00 Per person. This fee IS included with the prices above. The pass is valid for both canyons.
Solar heating is the most efficient home heating system on all three criteria, and electric is the least efficient and least affordable. If you want to know why electric heating is so inefficient and expensive, or how to save on electric heating, see my Energy efficient electric heaters page.
Types of HVAC Filters. The filter of an HVAC system is one of the most critical parts of the system. The filter increases the life and efficiency of HVAC systems by protecting them from dust, dirt and other contaminants. Many different filters are on the market, and each type of HVAC system will use a different filter.