INSIGHTS
Guidance for better energy and procurement decisions
FUNDING
PROCUREMENT
NET ZERO
How public-sector solar finance routes compare
What schools should ask before appointing a solar installer
Using solar to support estate-wide carbon reduction
Public sector organisations face a unique set of financial pressures, which means the route they choose to fund solar projects can make or break progress.
Traditional CAPEX‑funded installations rely on upfront capital budgets, often requiring long approval cycles, business cases, and competing against other essential services for limited funds. In contrast, OPEX‑based models—such as PPAs or Solar‑as‑a‑Service—shift costs into predictable annual operating budgets, removing the need for large upfront spend and reducing procurement friction.
For councils, schools, and NHS estates working toward net‑zero targets, OPEX routes offer faster deployment, lower risk, and clearer long‑term savings, while CAPEX remains the best fit for organisations with available capital and a desire to own the asset outright. Both routes deliver carbon reduction; the difference lies in how quickly and easily public bodies can unlock it.
I
Before appointing a solar installer, schools should ask a focused set of questions to ensure safety, compliance, and long‑term value.
The most important checks include confirming DBS‑verified personnel, reviewing RAMS (Risk Assessment and Method Statements) and safeguarding procedures, and understanding how the installer manages work during term‑time versus holidays.
Schools should also request evidence of MCS certification, recent education‑sector projects, and clarity on warranties, monitoring, and maintenance.
Finally, they should ask for a transparent breakdown of costs, projected savings, and any funding or OPEX options available.
These questions help schools choose an installer who is safe, reliable, and fully equipped to deliver a compliant, future‑proof system.
Using solar across an estate is one of the most effective ways to deliver meaningful, long‑term carbon reduction.
By generating clean electricity directly on rooftops, schools, councils, and public buildings can cut reliance on grid power, stabilise energy costs, and reduce emissions year after year.
Estate‑wide deployment also unlocks bigger gains: shared monitoring, centralised maintenance, and coordinated planning mean each site contributes to a single, measurable carbon‑reduction strategy.
Whether funded through CAPEX or flexible OPEX routes, solar provides a scalable, future‑proof solution that helps estates move confidently toward net‑zero while improving resilience and lowering operational spend.
