Construction and Finishing
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Step by Step pdf instructions

1. Q. How do I build the stairs?

A. Stairs may be pre-assembled, moved into position and attached, or built in place.

PRE-ASSEMBLED: The completed stringer is placed on the floor with the brackets facing up. The risers are stood on end and attached to the brackets by screwing from the back with 1 1/4" screws. Once the risers are attached to the stringer, the opposite stringer is placed over the ends of the standing risers and also attached by screwing from the back. The two stringers (joined by the risers) are laid on the floor with the tread surface of the brackets facing up. The treads are placed into position and firmly knocked down into the bracket and back against the riser.
2 1/2" screws are inserted through the top of the tread into the top of the riser every 9". The stair is placed onto its side again and 1 1/4" screws are then inserted into the bottom of the tread through holes in the bracket. Once complete, 2 1/2" screws are placed through the back of the riser into the back of the tread every 9". Check that the back of the tread remains straight. The stair is now placed into position and attached.

BUILT IN PLACE: In some locations it is not possible to pre-assemble and the stair must be built in place. The two stringers are attached in position. Then all the risers are attached to the brackets, using 1 1/4" screws. Often, with this type of construction, it is not possible to attach some or all of the stringers by blind screwing from the bottom, using 11/4" screws through the brackets. In these cases, the treads are attached by screwing from the top, using 2"#12 galvanized, counter sunk, self- tapping screws.
   Starting from the bottom tread, the tread is placed in position with its back hard against the riser. The tread is knocked firmly against the bracket at both ends, producing marks on the underside of the tread left by the raised holes in the bracket. The tread is removed and pre-drilled with a 3/16" at the marks through the tread. The tread is put back into position and attached to the brackets using 2" self-tapping screws through the pre-drilled holes. Then 2 1/2" screws are placed into the back of the tread through the bottom of the next riser. The next tread up is secured until the top. The back of the top tread is attached to a 2 X 4 support (see box instructions).

•For more information see our assembly procedure for INTERIOR STAIRS.

•Build DECK STAIRS up to 4 times faster. Composite trimming and cleat installation pdf.

 

2. Q. How do I attach the stair?

A. The stair may be attached at the top, using appropriate metal anchors, straps or plates. Check your local codes. The stair bottom may be attached to a 2 X 4 cleat secured to the floor or footing.

3. Q. How do I attach and finish to a wall?

A. When building against a wall, the stringer may be nailed or screwed to the studs. If there are fire considerations at the wall, fire rated sheet rock may be required to be attached first and the stringer secured over the sheetrock. Check your local codes. If this is not a requirement, the stringer may be attached to the studs and the sheetrock brought down on top of the stringer and finished with moulding. Fire blocking may be required between the studs. Again, check your local codes.

4. Q. How do I cut inside the stair trim?

A. See box instructions for interior stair trim. The trim material is laid on the stair and marked and cut, as shown in the box instructions.

5. Q. How do I do an initial 2x6 stringer set-up with a gap closure?

A. When you adjust (pivot) your brackets to your customized rise requirement, a gap will generally still remain between the 2x6's. Many builders leave this gap for drainage purposes. However, many prefer the gap to be closed. To close the gap between the 2x6's, during the initial stringer assembly, follow these instructions (after you have determined what your desired rise and tread need to be and you've pivoted brackets into position). :
Insert 2 additional screws into the bottom bracket 2x6 member, then remove the top pivot screw in the top 2x6. Close the gap....the brackets will not move out of position. When the gap is closed, insert all screws into the pre-marked holes except your first bracket and last in the run you're building. The reason for not inserting these screws at this stage is that these 2 brackets will normally need to be rotated out of the way, for the 3 to 4 quick skill cuts that will be required to complete your stringer.

6. Q. How do you finish interior stairs using the EZ Stair brackets?

A. Click to see diagram.

7. Q. How do you utilize EZ Stairs for exterior composite decking or use with 2 x 6 wood treads?

A. Click to see diagram.

 

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