The regeneration of Killarney 1 includes significant exterior reconstruction involving siding replacement to a resistant concrete product, new fiberglass windows, new balcony membranes and sliding doors, new handrails and conversion of sunrooms to useable interior space. This regeneration improves the energy efficiency of the building, fixes exterior structural deficiencies, addresses safety hazards related to the aging exterior and extends the building’s lifecycle. New material and an updated colour scheme also enhance and modernize the building.