Reply To: Weird JW compression test. Home › Forum › Ask A Member › Weird JW compression test. › Reply To: Weird JW compression test. The Boat HouseReplies: 4549Topics: 111 July 14, 2018 at 1:41 am #79526 This reply was modified 5 years, 4 months ago by The Boat House. This reply was modified 3 years, 1 month ago by The Boat House.