for decking applications however it is also used for boating applications, shingles for roofing and the tongue and groove product is . 1x6 t g $3.40. 5/4x6 $3.99. 2x3 $2.99. 2x6 $6.99. rough 1x6 $3.25. tigerwood. tigerwood is a hardwood that can last up to 20 years plus with no treatment.