This is a nationwide solicitation for Call When Needed Mobile Shower Units to support fire suppression and other incidents, with the resultant Blanket Purchase Agreements effective from the award date through April 30, 2031. The agreement requires contractors to provide all-inclusive fixed-price rates covering labor, equipment, materials, and other costs. Offerors must quote units as either small or large capacity from a specific physical location, which becomes the binding Designated Dispatch Point for the agreement's life. The acquisition is unrestricted, but preference for orders will be given to small businesses. Annual reviews will occur around January-February each year.