Hello
I'm putting together a small 3m x 3.5m low level deck replacing an existing concrete patio. i've lifted the most the slabs and left 9 in place to act as support the joists/frame. My concern is there is quite a bit of contact with the joists and slabs and hence over time the frame could...
I'm looking to put in some decking on top of an existing patio approx 3m x 4m.
I take on board idea of better to over engineer but is there any reason why I could not create the sub frame using 2x4 rather than 2x6 joists? Main reason for considering this is that 2x4s are available in the...