18-20 Valletta Ct, San Francisco, CA 94127

The property at 18-20 Valletta Court in Glen Park is a 2-unit, 2-story multi-family residential building constructed in 1977, currently owned by Lum Tr. The building has undergone several significant improvements over the years, most notably the installation of solar panels in 2013, with multiple permits showing the installation of 12, 16, and 14 roof-mounted solar PV modules at different times throughout the year.

The property has seen consistent maintenance and improvements, including reroofing work completed in 2019 at a cost of $6,800, deck repairs in 2011, and substantial basement improvements in 2004 that added a bedroom, playroom, full bathroom, and a rear deck. Electrical work was completed in 2005 to support these basement modifications, including the installation of lights, switches, receptacles, and a sub-panel.

The building's history includes some notable incidents that required attention, including complaints about hazardous stairs and a possible illegal in-law unit in 2006, though both issues were promptly addressed and marked as "Not Active." In terms of recent infrastructure and environmental improvements, the property has been proactive in adopting renewable energy technology with the installation of multiple solar panel systems in 2013. The building's maintenance record shows regular upkeep, including multiple roofing projects and deck repairs. Recent 311 calls related to the property have primarily concerned external issues such as street parking, tree maintenance, and sewer concerns, which appear to have been resolved promptly and are not directly related to the building's structural or safety systems.