What is expanding foam fence post?
Expanding foam fence post mix is a two-part polymer. Expanding foam is popular as a gap filler and insulator. It is usually provided in an aerosol can or will be pumped using dedicated equipment in commercial applications. Expanding foam for fence post fixing is a two-part polyurethane resin supplied in a lightweight pack.
Where to buy concrete fence posts?
Concrete Fence Posts | Fence Posts | Screwfix.com Buy Concrete Fence Posts at Screwfix.com. Strong, durable, easy maintenance and unaffected by rot. Long lasting.
How much concrete do I need for a 4×4 fence post?
When setting fence posts in concrete, experts recommend using at least two 50-pound bags of store-bought mix for a 4×4-inch post in a hole 2 feet deep (available at The Home Depot ). Buying concrete like this is a good idea because it takes the guesswork out of preparation.
Does post hole foam break down in a hole?
Post hole foam does not break down and risk polluting ground water, either. Concrete is much heavier but costs less than expanding foam. When setting fence posts in concrete, experts recommend using at least two 50-pound bags of store-bought mix for a 4×4-inch post in a hole 2 feet deep (available at The Home Depot ).
Can you use expanding foam for fence posts?
0:002:39Sika® Post Fix Fence Post Mix - YouTubeYouTubeStart of suggested clipEnd of suggested clipSika postfix fencepost mix is the revolutionary DIY alternative to instant concrete. It is a two-MoreSika postfix fencepost mix is the revolutionary DIY alternative to instant concrete. It is a two-part polyurethane expanding foam for simple post installation.
What can I use instead of concrete for fence posts?
GravelGravel can be a great alternative to using concrete, and it does away with any drainage problems either underground or around the base. However, the success of gravel as a post setting depends upon the soil. It doesn't work in loose or sandy soils, but is ideal for heavy, clay-type dirt.08-Apr-2021
How do you secure a fence post without concrete?
Fence posts can be anchored with gravel, resulting in surprisingly strong anchors that also drain away moisture to prevent water damage. Posts can also be secured using fence post spikes – which are specially made metal anchoring spikes that don't require digging to install.
How do I stop my fence post from rotting UK?
The answer is to treat the wood with chemical preservatives that prevent or slow down biological attack. The main methods are pressure treating the wood with creosote, pentachlorophenol, or inorganic arsenical chemicals, the most common of which is chromated copper arsenate (CCA).
How long will Sika post fix last?
Sika® PostFix® is very durable and does not break down, it will last for several years of service.
Is 2 feet deep enough for fence posts?
Dig post hole so diameter of the hole is 3 times the width of the post (i.e., the hole for a 4” wood post should be about 12 inches wide). 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).
Can you install fence posts without cement?
Did you know that it is actually completely possible to set wooden posts in your yard without using ANY concrete? It's true! Setting them without concrete will save you time and money, but there is a correct way to do it in order to prevent rot.20-Oct-2021
How do you set a 4x4 post without concrete?
1:045:15How to Set a Secure Gate Post WITHOUT Concrete! - YouTubeYouTubeStart of suggested clipEnd of suggested clipHe said that this method of securing a gate post without concrete was keying the post the key isMoreHe said that this method of securing a gate post without concrete was keying the post the key is this old treated. 2 by 6 the 2 by 6 is going to go perpendicular to the direction of the gate leaning.
How do you anchor a fence post?
4:186:00How to Install Fence Posts | The Home Depot - YouTubeYouTubeStart of suggested clipEnd of suggested clipPosts can be set using concrete. Or compacted soil if setting metal vinyl or composite posts all theMorePosts can be set using concrete. Or compacted soil if setting metal vinyl or composite posts all the posts should be set in concrete. This will result in a sturdier fence.
Do wood posts rot in concrete?
0:242:24Does Concrete Rot Fence Posts? - YouTubeYouTubeStart of suggested clipEnd of suggested clipThis myth has a few problems. The main one is it's wrong and here's watch. So the myth goesMoreThis myth has a few problems. The main one is it's wrong and here's watch. So the myth goes something like when you surround a post with concrete it doesn't let the moisture inside the wood evaporate.
Is bitumen good for fence posts?
Black bitumen paint, when painted onto a dry wooden post, can help protect the post from harmful organisms. Coverage should be from about 50mm (2″) above ground level, down to about 400mm (16″) below ground level.
What is a post collar?
The Post Collar protects from damage caused by machinery. The fungus-resistant treated Butyl adhesive creates a seal around the post protecting the post from the elements that cause rot. Fasteners (nails or screws) self seal much like roofing repair, not damaging the lumbers resigns or pressure treatment.
How do you keep wooden fence posts from rotting?
Place your fence post on top of the gravel drainage layer and fill the rest of the hole in with soil, ensuring it stands firm and steady. As an alternative, Postsaver sleeves are a cost-effective, simple way to keep wood rot at bay.
How do you temporarily fix a fence post?
1:183:16How To Temporarily Secure a Rotted Fence Post - YouTubeYouTubeStart of suggested clipEnd of suggested clipAnd they put a couple of deck screws on the top again they more likely need to come in at an angle.MoreAnd they put a couple of deck screws on the top again they more likely need to come in at an angle. So they catch. The post. So those through the wood catches a post you want long enough screws.
How do you temporarily brace a leaning fence post?
Mix up some concrete and water in a wheelbarrow and have it ready to go, it should be the consistency of oatmeal. Re-level the fence post and add a support beam to hold it in place. With the post supported, fill the hole with the concrete compound to about an inch below ground level.
How much of a fence post should be in the ground?
Now that you have the dimensions worked out, using either a special post digger or spade dig down 2ft into the soil. A rule of thumb is that 1/3rd the height of the fence panel should be reflected in how deep the post should be.15-Jan-2015
Do wood posts rot in concrete?
0:242:24Does Concrete Rot Fence Posts? - YouTubeYouTubeStart of suggested clipEnd of suggested clipThis myth has a few problems. The main one is it's wrong and here's watch. So the myth goesMoreThis myth has a few problems. The main one is it's wrong and here's watch. So the myth goes something like when you surround a post with concrete it doesn't let the moisture inside the wood evaporate.
Is bitumen good for fence posts?
Black bitumen paint, when painted onto a dry wooden post, can help protect the post from harmful organisms. Coverage should be from about 50mm (2″) above ground level, down to about 400mm (16″) below ground level.
How do you brace a fence from falling over?
3:447:15How to Repair a Leaning Fence | Mitre 10 Easy As DIY - YouTubeYouTubeStart of suggested clipEnd of suggested clipLine you can use a string line all the way if you like but that way by me using that i can actuallyMoreLine you can use a string line all the way if you like but that way by me using that i can actually just fix straight through that with another tech screw.
How do you fix a broken fence post without removing it?
0:198:35The Forever Fence Post Fix - YouTubeYouTubeStart of suggested clipEnd of suggested clipRight in the center of the bad post that you have on either side and you install these galvanizedMoreRight in the center of the bad post that you have on either side and you install these galvanized fence posts. So this one here is just sitting in the hole right now.
How do you straighten a wood fence post without removing it?
2:347:31How To Repair Leaning Fences - YouTubeYouTubeStart of suggested clipEnd of suggested clipIt with a pair of pliers. Bend a couple times and it'll break right off if you want to see how toMoreIt with a pair of pliers. Bend a couple times and it'll break right off if you want to see how to get a fence standing up straight again. All I did was take treated two by fours.
How do you straighten a leaning pole?
0:020:58Utility Pole Straightening with Polyurethane Foam - YouTubeYouTubeStart of suggested clipEnd of suggested clipThe pole treat stabilizer has the structural strength to keep the pole upright. And straight inMoreThe pole treat stabilizer has the structural strength to keep the pole upright. And straight in about 15 minutes and it has made the pole straightening tasks.
How do you fix a fence post in the ground?
0:511:59How to install a fence post into soil - YouTubeYouTubeStart of suggested clipEnd of suggested clipYou can cover the top of the cement with soil pour water over the cement screw a couple of battensMoreYou can cover the top of the cement with soil pour water over the cement screw a couple of battens to the posts. To make sure that they remain securely upright all the time checking the levels.
How do you strengthen fence posts?
How to Strengthen Fence Posts Without Pouring ConcreteDig Your Hole. ... Cut a Support for Your Post. ... Attach the Support Piece. ... Add the Gravel. ... Pack the Gravel. ... Install the Post. ... Add More Gravel. ... Ensure the Post is Level.More items...
Is 2 feet deep enough for fence posts?
Dig post hole so diameter of the hole is 3 times the width of the post (i.e., the hole for a 4” wood post should be about 12 inches wide). 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).
How deep should a 5ft fence post be?
Lawsons experts recommend you should dig a hole which has a depth of 2 ft (24 in / 600mm) to ensure you have a stable timber or concrete fence post.
What size fence post do I need for 6ft fence?
Decide on the height of your fence and you can work out the length of the posts to buy. If you're setting wooden or concrete posts in concrete you'll need 8ft (2.4m) posts for a 6ft (1.828m) fence – i.e. your posts are 2ft (0.6m) longer than the fence height.
Find out the difference between expanding foam and concrete fence posts, and learn when to use each setting method
Concrete in some form or another has been around for thousands of years. The modern cement-based version first appeared in the mid-1820s, and generations of DIY enthusiasts and professionals have used it. It is inexpensive and, when mixed properly, can be very durable.
Concrete is the traditional material used to set fence posts
Concrete is made by mixing cement with water, and adding an aggregate that’s usually sand, gravel, or a combination of both. The proportions are important. It might often seem as if it’s thrown together with little care, but the wrong mix can be weak and prone to crumbling or cracking. When made properly, it can last 50 years or more.
Expanding foam fence post mix is a two-part polymer
Expanding foam is popular as a gap filler and insulator. It is usually provided in an aerosol can or will be pumped using dedicated equipment in commercial applications. Expanding foam for fence post fixing is a two-part polyurethane resin supplied in a lightweight pack. The two components react when mixed.
Concrete is much heavier but costs less than expanding foam
When setting fence posts in concrete, experts recommend using at least two 50-pound bags of store-bought mix for a 4×4-inch post in a hole 2 feet deep (available at The Home Depot ). Buying concrete like this is a good idea because it takes the guesswork out of preparation. Just add water and pour.
Concrete takes longer to fully cure, and foam sets in much colder conditions
When using concrete as a post hole filler, it’s usually necessary to provide some kind of temporary support, because the concrete won’t normally set sufficiently for the post to stay upright on its own for at least 30 minutes.
Common fence post repair products are not compatible with expanding foam
A variety of brackets and fence post repair spikes can be used to secure wooden fence posts that have been damaged, or where there is some decay. Concrete provides a strong support for these products.