![]() ![]() The last one might be a little tricky to close the square. Connect the two pieces, pushing the elbow on as far as it will go and matching your drawn lines. Brush the cement on one end of a 12" pipe and inside the corresponding (matching numbers) elbow. Place these on the paper towel to stay clean and dry, which should be pretty fast.įor this part, you want to be fairly quick so that your cement doesn't dry before you get your connections made. Give your PVC primer and cement a good shake and brush the purple primer on the ends of the 12" pipe and the inside of the elbows, covering where they will be overlapping. Locate to a well-ventilated area and put down some paper towel. Take the sharpie and at each pipe-elbow connection, draw a short line across the two pieces and number both so that you can line things up correctly when you make the permanent connection. place it on a hard floor and check that all corners are making contact). Next, put your pipes together to form a square, making sure it is even (i.e. You don't need to sand much and only where the elbows will overlap. Start by sanding the ends of each 12" PVC pipe. ![]() ![]() I am not responsible if injury or further injury occurs to you or anyone else as a result of this DIY guide. Note: If you have back/neck problems or at all concerned about how this might affect your back/neck/whatever, please consult your doctor or physical therapist. This is an inexpensive and easy project that will (hopefully) force an end to slouching and work those abs while 'working' or in my case 'studying' (yeah, not so much studying as fantasizing about bookshelves and LED throwies while on Instructables). The ball can also be very easily removed (simply lifted out), so you can use it for working out. Inspired by the commercially available and all-too-pricey balance ball desk chairs out there, I decided to make my own with the ball I already I own, some PVC, wheels and a few tools. I've tried to alter this behavior but find myself quickly back at the keyboard slouching with my balancing ball deflating in the corner. Many of us spend a lot of time in front of the computer, developing horrible posture and are further guilty of spending too little time strengthening our core and bettering our balance. ![]()
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