How To Fit Floor Joists

Joists range in size from 2 x 6 to 2 x 12 based on the distance being spanned.

How to fit floor joists.

But it s usually best to run the sister joist over the entire span. This is part 2 in my series of loft conversion videos. Wood joists are structural framing members that are laid upright on edge and nailed equally spaced usually 16 inches on center onto the wall plates. This will create a weak spot.

Pry the floor joist from the subfloor with the back of your hammer. Fit the joists into the joists hangers if you choose that method of installing floor joists. Fit all new joists and new chipboard flooring. Decide whether you wish to set the joists so that they run over a beam butt together over the beam or fit them into hangers attached to the sides of the beams.

When the sagging joists are level apply a generous bead of construction adhesive to the existing joist. Fit new joists fit new floorboards as necessary. Then use pry bars and your reciprocating saw to pry and cut the floor joist away from the subfloor. Remove a third of a room s floor around a chimney breast or adjacent to a bay window.

They are covered with subflooring panels of plywood or oriented strandboard osb to complete the floor s structural assembly and create the solid continuous platform on which you install tile carpet or other finish flooring. On both sides of the problem area. Installing first floor joists floor having fitted the sills i headed up to complete the first lift. Start by cutting out a small 1 2 in 2 5 5 1 cm section of the floor joist with a reciprocating saw.

Laying a floor joist in a wood frame house is a simple procedure that can be done in 4 easy steps. If a crack or sag is isolated to one area the sister joist should extend at least 3 ft. Joists are spaced at regular intervals much like the studs in a wall frame. Lay out your joists so that they will be spaced 40 cm 16 inches on centre.

As above with conventional floorboards. Joists are cut to lay flush with the outer surface of the. If you read my my earlier pages you will know that i was considering installing easi joists at first floor level because i liked the idea of being able to easily run all my pipework.