How long do Tanalised fence posts last?
In general, we say that the inside of the wood should be protected for about 60 years, and the outside for about 30 years. This is without any extra treatment, staining, or painting on your behalf.
What are fence posts treated with NZ?
Tanalised/ copper chromium arsenate (CCA) treatment is the almost exclusive preservative treatment for soil contacting and exterior wood especially for pine (excluding that used for building construction), in New Zealand.
What is the best treatment for fence posts?
Coal-tar creosote is widely regarded as the premium method of preserving timber fence posts and there are many examples still going strong after decades of being in the ground.
How long will a pressure treated 4×4 post last in the ground?
A treated 4×4 will last 20 to 25 years in the ground if the conditions in the soil and climate are favorable. That number could increase to 40 to 75 years if you install the treated 4×4 in a cement ring rather than the soil.
How long does a pressure treated post last in the ground?
The length of time that you can keep a treated post in the ground depends on a few different factors. Generally speaking, in the optimal conditions, it can last as long as 40 years. More commonly, though, it will last around 20 years.
What is fence rail?
The fence rails are the horizontal members that connect the fence posts and support the vertical picket or privacy fence boards. Two parallel rails are sufficient for fences shorter than 4 feet. Three rails are necessary for taller fences and for heavier privacy fences.
How deep should a fence post be?
The depth of the hole should be 1/3-1/2 the post height above ground (i.e., a 6-foot tall fence would require a hole depth of at least 2 feet). Add about 6 inches of QUIKRETE All-Purpose Gravel into the bottom of the hole.
How long will a pressure treated post last in the ground?
How deep should fence posts be buried?
The depth of the hole should be 1/3-1/2 the post height above ground (i.e., a 6-foot tall fence would require a hole depth of at least 2 feet).
Where can I get H5 grade fence posts?
Order your sheep or deer farm fence posts, H5 grade fencing timber, strainers, stays, half round and quarter rounds from Otago’s timber supplies specialists – Young Brothers Posts. Young Brothers Posts supplies a range of posts and strainers available pointed and non-pointed.
What kind of posts do Cypress Sawmill use?
Cypress Sawmill supplies a large range of ground treated tanalized posts and poles. These posts are suitable for farm fencing, post and rail fencing, retaining walls, landscaping, building supports , house piles etc. Available in the following lengths: 1.8m, 2.4m, 2.7m
How big are treated posts for house piles?
Available in the following lengths: 1.8m, 2.4m, 2.7m Longer lengths and bigger sizes are available on request. H5 treated poles and 125×125 house piles available on request.