Treated Pine Or Hardwood Sleepers
Hardwoods have a natural protection against pest and fungal breakdown because they are hard and softwoods like pine are easy targets for pests because they are easier to eat.
Treated pine or hardwood sleepers. If you want to use sleepers use class 1 hardwood sleepers. These sleepers do not treat as well and regularly fail in the landscape. Their advantages are obvious. If you want to use pine wood for retaining walls use logs or wing splits as the sapwood is on the outside.
And never use sleepers longer than 2 4m without extra uprights as these extra uprights will prevent the sleepers from bowing. Item 507412 model lstgrn8be. 2 625 in x 3 75 in x 8 ft pressure treated landscape timber. Pine on the other hand from which our softwood sleepers are constructed are less resistant to decay and are henceforth treated with either tanalith green or tanatone brown.
Concrete sleepers which come in fixed 2m lengths are becoming a popular alternative to traditional timber sleepers. Treated hardwood sleepers are estimated to last between 7 and 10 years. Treated pine logs have a shorter estimated lifespan than treated pine sleepers. Both have similar properties and one can expect 15 to 20 years of use.
Hr5 highly water and pest resistant treated pine sleepers are estimated to last for up to 20 years. Expect them to last about as long as treated hardwood sleepers. Increased strength and durability and a much better ability to withstand the elements.