1 Then, on your itemâs page in Greenlight, under Owner Controls in the right-hand column, there is a link to Add/remove Contributors.  Click the link and select anyone from your Steam Friends list to add as contributors.
A solar pool heater can range in cost from about $3,500 to $8,000 with the average system costing around $5,500.here are three types of pool heaters to choose from solar, gas and electric: A solar pool heater can be installed for $3,500 to $8,000. Since the sun is free, it will cost you nothing to heat your pool from April through November.
Solar pool heating system prices for a residential pool can range anywhere from $2500 to $7000. The location and size of the pool, location of the solar panels, desired temperature and season, and type of pool equipment determine system size and costs.he licenses required to install solar heating systems are C46 (solar), C36 (Plumbing) or B (General Building). Contractors holding only a C61, (pool maintenance), license cannot legally install new solar energy heating systems.