Pressure Treated Wood Aluminum Siding

Decks made of pressure treated wood are generally okay too assuming you don t hold the nozzle too close.
Pressure treated wood aluminum siding. Pressure treated lumber products such as yellawood brand products are treated in a pressurized cylinder. Find pressure treated lumber at lowe s today. The siding will probably be galvalum not sure about the spelling made from a mixture of galvanized and aluminum which is permitted in the use of treated wood according to the bldg. 0 4375 in x 8 in x 192 in.
0 315 in x 7 844 in x 191 875 in item 796682 model xssl25797pmg. Two of the most popular items for decorative siding are reverse board and batten rb b and t1 11. Both are pressure treated for long term protection against rot fungal decay and termite attack and feature evenly spaced channels across the length of the board. One such interaction is when aluminum is in contact with pressure treated wood.
Smartside mist grey engineered treated wood siding panel common. Pressure treated plywood siding treated siding from a source you know and trust. The pressure treated wood contains copper along with other metals that interacts with aluminum and causes the corrosion. Aluminum siding however can dent so it s best to start on the lowest pressure.
This double treated ground contact lumber must be used for applications where treated lumber is difficult to maintain repair or replace. The treatment process forces a waterborne preservative deep into the cellular structure of the wood providing long term protection against rot fungal decay and termite attack. By following a few simple steps the dissimilar materials can be separated and the corrosion process stopped.