When customers compare tents, one specification often dominates the conversation: “What is the hydrostatic head?” A tent with a 5,000 mm hydrostatic head must surely be better than one rated to 3,000 mm. And an expedition tent must surely be better than an ordinary three-season tent. Neither assumption is necessarily correct. A tent is not … Continue reading Beyond Hydrostatic Head: Understanding Tent Flysheets, Fabrics and the Climate They Are Designed For