Arena HVAC, plumbing and a rainwater-to-rink system: documented mechanical construction at Climate Pledge Arena in Seattle.
Independent public project study. Gulfstream does not claim a client relationship, project involvement or recruiting outcome for this project.
Seattle, WA · Sources reviewed October 29, 2026. This is a documented project reference, not a live construction-status report.
The reconstruction included HVAC and plumbing construction.
Source: Hermanson, project source
A roof-water harvesting system collects rainwater in a 15,000-gallon cistern for rink ice production.
Source: Hermanson, project source
Plumbing fixtures include waterless urinals, efficient showers and bottle-refilling stations.
Source: Hermanson, project source
The arena was reconstructed while retaining its original roof; COVID shutdowns also interrupted the construction period.
Source: Hermanson, project source
The project source reports: The case study explicitly reports completed HVAC and plumbing scopes and crews returning to site after adapting safety procedures; it does not establish a schedule variance. This is the source’s account, not an independently verified Gulfstream result.
Source: Hermanson, project source
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