[1 and 2] Nancy Holt, “Ventilation IV: Hampton Air”, 1992. Guild Hall Museum, East Hampton, New York.

Guild Hall Museum, East Hampton, New York. Steel ducts, fans, turbine ventilators, shanty caps. Indoor section: 4.9 x 5.5 x 8.5 m. Outdoor section: 4.8 x 6.1 x 8.2 m. © Holt/Smithson Foundation / Licensed by Artists Rights Society, New York. [3] Nick Raffel, “Pied-à-terre”, San Francisco, 2022. Photo: McIntyre Parker. Courtesy of the artist. [4] Ghislaine Leung, “Violets 2”, 2018. Galvanised Steel Ventilation System, Brackets, Screws, Bolts, Dirt, Welcome Sign. Ventilation System removed from Network Aalst Bar during 2017 refurbishment. Commissioned by Network Aalst, Belgium. Score: All pipes removed for refurbishment reinstalled within the space of one room and bracketed fixed to the floor, using as much of the material as possible while keeping it all interconnected. Spare pieces that do not fit in this configuration are to be bracketed together in smaller formations. A welcome sign to be installed. Installation view at Simian, Copenhagen. Courtesy the artist and Maxwell Graham, New York.