Yes. FHA programs and other market options exist.
FHA's 203(k) Rehabilitation program and Title I Property Improvement programs provide insurance for loans to make repairs and improvements to properties, including for making energy efficient improvements.
Other market options may include Home Equity Lines of Credit or leasing programs.
Each borrower should talk to his or her lender and compare the terms and costs of the various financing options to determine the best for his or her situation and needs.