Floor Cut Out For Bathtub Drain

Place drain on centerline.

Floor cut out for bathtub drain.

And yes that is a termite destroyed sill plate behind the drain. How to install a bathtub drain when a joist is in the way. My early guess is to cut it off and use a fernco banded coupler. And more importantly how would i attach a new drain assembly to what is coming out of the ground here.

Keep turning drain counterclockwise until the old drain is released it shouldn t take too many turns before the drain comes right out. Plywood or plank subfloor is fastened to the floor joists. Opening for drain access can be between 10 and 14 inches offset from framing and 6 to 8 inches wide. Most shower drains utilize a 2 inch pipe.

The size of the drain hole depends on the size of your shower s drain opening. In new construction you should readily be able to site a bathtub so its drain falls between joists rather than on top of a floor joist. Installing a tub drain in a bathroom with an existing finished floor will require you to cut a hole in the floor to accommodate the drain and trap. However your shower s drain body may require you to drill a larger hole in the subfloor.

Using a basic circular saw with a masonry hardie siding blade used to both cut out the concrete floor as well as the old cast iron drains. If the drain is stubborn and won t budge even with the proper tools heating the flange with a hair dryer on high sol hot may soften the putty that s sealing the flange to the tub. Tub spout 4 inches above tub rim discharge hole from back wall. Use a tool designed for tub drain removal also called a tub drain extractor to remove the drain flange.

If your tub begins to drain slowly or stops draining completely it has probably. Upgrading or repairing a shower drain includes removing the shower pan and drain hub and cutting the subfloor to access the drain lines. Use the screwdriver to disconnect and remove the tub s waste and overflow valve cover. The sills and studs were pretty torn up it will be replaced before putting the new tub in thanks in advance.

Horizontally each faucet goes 4 inches to the right left of centerline. Remove the bathtub faucet since this will be on a portion of the wall you ll be cutting away. Faucet valves 20 to 22 inches above the floor.