Installation Guide

42
HOW TO INSTALL DECKING
Installing Last Porch Floorboard
Option 1:
Using Fascia Board
7a. Pre-drill pilot holes
at an angle through
grooved edge of
porch floorboard into
ledger board. Install
2-1/2" (6.4 cm) screws
through pilot holes to
secure. Attach fascia
board flush with porch
floorboard surface.
NOTE: In most cases there will be additional screws
that come with the Trex Hideaway® Universal Hidden
Fasteners. These screws can also be used for
attachment of the last board in the method shown
above.
Option 2:
With Porch Floorboard
Overhang
NOTE: This side of porch
floorboard will have to
be cut flush to not show
grooves. Note that color of
porch floorboard will
be slightly different at
cut edge.
7b. Pre-drill pilot holes at 45° angle from below deck
surface through rim joist. Seat last porch floorboard
into fasteners overhanging rim joist. Secure porch
floorboard with 2-1/2" (6.4 cm) screws using pilot
holes. Position fascia board below overhanging
porch floorboard.
HOW TO INSTALL TREX TRANSCEND
®
PORCH FLOORBOARDS/CONTINUED
1
2
7b
2
1
7a
HOW TO INSTALL PORCH STAIR TREADS
Option 1: Using Hidden Fasteners and Face
Screwing
1. Install start clips against riser on each step.
2. Install first board. Follow steps on pages 37 - 38.
3. Install second board. Follow steps on pages 37 - 38.
4. Secure with screws from top of second board into
stringer boards.
Option 2: Using Hidden Fasteners and 2" x 4"
(5.1 cm x 10.2 cm) Wood Support Blocks
1. Install start clips against riser on each stair tread.
Follow steps on pages 37 - 38.
2. Install first board. Follow steps on pages 37 - 38.
3. Attach 2" x 4" (5.1 cm x 10.2 cm) blocks between
stringers.
4. Pre-drill holes up through blocks.
5. Install second board. Follow steps on pages 37 - 38.
6. Secure with screws from bottom through blocks
and into stair treads.
NOTE: Use square edge composite decking boards and manually route these on one side to allow for
use with hidden fasteners.
Decking board
Option 1
Face screw
Start clip
Deck
frame
Stringer
Option 2
Riser
Pressure-treated 2" x 4"
(5.1 cm x 10.2 cm)
fastened to stringer
Connector Clip (Stainless Steel Fastener)
Universal fasteners
may also be used
to join the decking
boards