Learning Center
Everything you need
to make an informed choice
Free guides, explainers, and how-to articles covering solar energy, air conditioning, and smart energy management — written for Sri Lankan homeowners and businesses.
Solar Energy
How Solar Panels Work
A plain-language guide to photovoltaic technology and how sunlight becomes electricity in your home.
Read Article →Understanding Net Metering
Learn how excess solar energy is fed back to the CEB grid and credited to your monthly bill.
Read Article →Sizing Your Solar System
How engineers calculate the right system size based on your consumption, roof space, and budget.
Read Article →Monocrystalline vs. Polycrystalline Panels
A comparison of panel types — efficiency, cost, and which suits Sri Lanka's climate best.
Read Article →Air Conditioning
Inverter vs. Non-Inverter AC
Why inverter technology saves up to 60% on electricity versus conventional fixed-speed units.
Read Article →Choosing the Right Capacity (BTU/kW)
Room sizing formulas and the factors — ceiling height, insulation, occupancy — that affect your choice.
Read Article →Running AC on Solar Power
How to pair your AC load with a solar system and reduce cooling costs to near zero.
Read Article →Finance & Incentives
Solar Financing Options in Sri Lanka
An overview of in-house instalment plans, ADB green loans, and commercial leasing arrangements.
Read Article →Government Incentives & Import Duty Exemptions
Current duty exemptions on solar equipment and how to access them through an authorised installer.
Read Article →Calculating Your Payback Period
A step-by-step worksheet to estimate when your solar investment breaks even and starts generating savings.
Read Article →Discover