CALLAHEAD™ Introduces the WHITE WASH™ Restroom — A "50 Years in the Making" Innovation Redefining Portable Sanitation

Porcelain fixtures, marine-grade construction, four-season climate control, hot and cold running water, and a fully self-contained water and waste system bring the comfort and functionality of a permanent bathroom to a portable restroom. NEW YORK, Sept. 1, 2026 /PRNewswire/ — CALLAHEAD™,…