What are the ASTM standards for a hot tub / spa cover and why are they important?
ASTM developed standards which include a category intended to protect children five years of age and under. ASTM Standard F1346-91 for hot ub / spa covers includes specific performance tests and labeling requirements. Covers must be able to pass certain tests. The first is Static Load. “In the case of hot tub / spas with a width or diameter greater than 8′ from the periphery, the cover shall be able to hold a weight of 485 pounds to permit a rescue operation. In the case of a spa with a width or diameter not greater than 8′ the cover shall withstand the weight of 275 pounds”. Second is Perimeter Deflection. “The covers shall be designed in such a way that when tested, deflection of the cover does not allow the test object to pass between the cover and the side of the hot tub / spa, or to gain access to the water”. Additionally, testing for surface drainage is conducted to see if a dangerous amount of rain could collect on the cover’s surface. There are also requirements to include labe
