InGround trampoline set 234 The Avyna Pro-Line rectangular InGround trampoline set 234 of 340 x 240 cm rises 20 cm above the ground. The trampoline is equipped with a sturdy jumping mat and safety pad. The edge remains firmly in place with every jump and completely covers the double galvanized springs. Avyna Pro-Line trampolines meet all safety requirements and have been tested as the best. We give a lifetime warranty on the frame and the springs come with a 10-year warranty. Did you know that you can also place a safety net with an InGround trampoline? Take a look at our InGround combination packages. When you choose a combination set, you make jumping even safer. Avyna FlatLevelWe also sell trampolines that do not rise above ground level. View our FlatLevels. Also view our built-up trampolines.