Tuff Spas 1040 TT35 filter cap By Custom Spas Direct Posted March 9, 2017 In Tuff Spas 1040 TT35 filter cap2017-03-092020-11-15https://www.customspasdirect.com/wp-content/uploads/2021/10/csd-logo.pngCustom Spas Directhttps://www.customspasdirect.com/wp-content/uploads/2021/10/csd-logo.png200px200px 0 Tuff Spas 1040 TT35 filter cap Custom Spas Direct Recent Posts~ Jennifer and Jim Werner~ Marjorie H.~ Jerry D.~ Mike H.