Next, set the sink basin on the pedestal. Drill the holes corresponding to your marks. The pedestal sink must be mounted to the floor for stability. First, tighten one nut to the stop with a wrench, then bend (don't kink) the supply tube slightly—first to the side, then up—so its acorn head fits into the valve's outlet. Get the latest This Old House news, trusted tips, tricks, and DIY Smarts projects from our experts–straight to your inbox. Tankless Water Heaters: What You Need to Know Before You Buy. The tabs are designed to provide point contact with the pedestal. turn off water valves. Roughly the height of a paint stirrer stick which is what you see in the photo. Then screw the pedestal to the floor through the bolt hole previously made. Have a helper hold the sink steady so it doesn't tip over. Measure the distance between one angle stop and its faucet valve, add an inch, and cut a chromed supply tube to length with a tubing cutter. Our house is old so the wall and floor are not perfectly perpendicular plus the pedestal sink tolerances are not that great. Tighten the nut with a wrench or water-pump pliers, taking care not to mar the chrome finish. I won't be doing any pedastal grinding in this lifetime but will pick up some composite shims. Locate the two sink anchoring holes, and mark the hole locations on the ï¬nished wall. Use a level to establish that the sink is totally horizontal with the sink sitting on the pedestal; hold it up against the wall to get the correct position for the bracket. Read this DIY guide to learn how to cut drywall. This shows where to drill later for the lag screws that hold the basin to the wall. Some steps require four hands. You could hide the shims better then caulk around base for a more professional look. Bob Vila consults with a professional plumber to learn how to install a pedestal sink. Remove the spout's aerator and filter. Tighten the nuts by hand, then finish tightening with a basin wrench. A vintage pedestal sink appears to stand on a narrow base. Coat the line with flux. Make a mark on the wall through each of the mounting holes at the back of the basin. Continue the elegant style of the Wellworth collection throughout your bathroom by combining this sink with the iconic Wellworth toilet. Test-fit the P-trap and elbow assembly to the PVC waste pipe, and measure the distance from the floor to the top of the trap's open vertical end. Do I ⦠Fine-tune the pedestal placement and level the basin side-to-side. The only issue I have with the proposal is that it was indicated that the sink and the pedestal thing needs to be removed before they can do the work, as the whole thing basically needs to be moved up about 3/8 of an inch. Here’s How to Fix It, Preventing Leaks and Losses in the Utility Room, Preventing Leaks and Losses in the Bathroom, Preventing Leaks and Losses in the Laundry Room. Here’s how to select or build kitchen pantry shelving that works for you. Mark the same distance up from the floor on the tailpiece of the pop-up waste assembly. Hold the P-trap, fitted with its elbow, alongside the pipe, with the trap's vertical end centered on the mark. (This distance for this mark may vary with different sinks.) 3. Check your level and begin tapping wedges between the jamb under the sink and the countertop, on the left or right. Here’s what you need to know about choosing, installing, and living with a tankless water heater. Stand to one side and partially open one faucet valve. But when the dust (and fiberglass) settles, you'll enjoy a fatter bank account and more comfortable indoor temps year-round. Where a vanity would overwhelm the limited space. `` roughly the height of a pedestal tolerances... The joint elbow and place the sink until it is so wallet-friendly ream the inside of the sinkâs holes! 'S the best you can do with the actual support of a sink. 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