Evacuated Tube Solar Collectors

How much does a solar tube cost?

A small 10-inch tube illuminates around 150 square feet, providing light the equivalent of three 100-watt light bulbs and costs between $150 to $350. The size of your solar tube depends on the space you are illuminating. Many homeowners install solar tubes in small, dim spaces like stairways and bathrooms.

How big is a solar tube?

Most solar tubes are 10 to 14 inches in diameter, though some models go up to 22 inches. A solar tube may be flexible or rigid. Rigid tubes reflect the most sunlight into the home. A 10-inch solar tube provides enough light for a space up to 200 square feet. 14-inch sun tunnels can light up to 300 square feet.

How much does solar installation cost?

Installation typically costs 90 cents per square foot. However, most professional installers charge between $50 to $100 extra for the service. Most solar tubes require a roof slope between 3:12 to 20:12 and asphalt shingles for installation. They are not suited for installation on flat roofs or steep roofs.

What size solar tube do I Need?

There are several solar tube size options available for standardized rafters. However, if your home has wider rafters spaced 24 inches on center, your installation will require a specialty 21-inch solar tube, which will increase your total cost.

How much does it cost to install a solar tunnel?

Installing a sun tunnel on a different roofing material may add $100 to $150+ for the contractor to install a special adapter. Location – Homes in humid climates may need to wrap the solar tube with R-15 or R-19 insulation to prevent condensation build up. By itself, insulation costs $0.80 to $2.60 per square foot installed.

How much does a solar light bulb cost?

However, if your home has wider rafters spaced 24 inches on center, your installation will require a specialty 21-inch solar tube, which will increase your total cost. A small 10-inch tube illuminates around 150 square feet, providing light the equivalent of three 100-watt light bulbs and costs between $150 to $350.