You can also open the bypass valve ,between the hot and cold pipe, a bit to allow a bit of cold water to mix with the hot as it exists the tank. Start with a slight opening and see where your sweet spot is. Free.
It was a rainy few days at Algonquin Prov park...tarps kept us dry.
Wayne --Belle River (Windsor), Ontario
2013 Sunset Trail Reserve 25RB..(just sold it)
2015 White Chev Silverado 2500HD 4x4 (6.0 l gasser)
2003 Mountain Star 890SBRX Truck Camper