Available in Diameters of **8”, 14”, 18”, 24”, 28”, 30”, 36”, 42”, 48”** **Standard Height 12′**. Diameter sizes 6″ to 60″ available upon request.

**What can I use instead of Sonotubes?**

**Pro Post Foundations screw piles** in return, should be considered as your best alternative to concrete sonotubes.

**How deep do you put Sonotubes?**

Working with Sonotube Builder’s Tube

The one-of-a-kind Sonotube Builder’s Tube concrete form is designed for below ground-line concrete placement, but can be used **up to 3 feet above ground line** for extra support. Minimal bracing is required above 2 feet of ground line.

**Can you leave Sonotube in the ground?**

**Absolutely NOT**! Sonotubes are not designed to withstand the pressure and weight of collapsing soil and should never be used in this manner. Serious injury or death could result.

**Do you put rebar in Sonotubes?**

We usually recommend that **a minimum of two pieces of #4 rebar be placed vertically in an 8-inch-diameter concrete pier supporting a structure**. A larger-diameter pier should have four or more pieces of vertical rebar.

**Can you backfill Sonotubes before pouring concrete?**

**You can, as you pour your concrete, fill the hole to sonotube level, and add sand or gravel around the outside of the sonotube as you fill it with concrete**, that’ll keep it from flowing up around the tube.

**How many 80lb bags of concrete do I need for 12 sonotube?**

and 80 lbs. A 12 inch sonotube requires 1.74 60 lbs. or **1.31 80 lbs.** bags of concrete to fill it one foot.

**How many bags of cement do I need for Sonotubes?**

Concrete Mixes

SONOTUBE | ||

# of bags required per: | 25 kg | |

8″ x 4′ tube | 3.2 | 8″ x 8′ tube |

10″ x 4′ tube | 5.1 | 10″ x 8′ tube |

12″ x 4′ tube | 7.3 | 12″ x 8′ tube |

**How do you put Sonotubes in the ground?**

How to Install Solar Light Tubes For Dummies

**Can Sonotubes get rained on?**

Rain resistance

The new paper’s attributes allowed Sonoco to reduce the weight of the forms, making them easier to handle, set, strip and discard. And now with RainGuardTM paper technology,* Sonotube forms stand strong even in wet weather.

**How tall can a Sonotube be?**

DIY builders Sonotubes® are available in **6 inches up to 12 inches** sizes and can be purchased at any hardware store. They are available in standard lengths up to four feet.

**Can you pour concrete around sonotube?**

**Pouring around the sonotube is a bad idea** and you won’t have any structural connection between the footing and the pier. The tube needs to be suspended and braced above the footing and rebar installed to connect the pier and footing. If the tube is embedded into the footing a couple of inches it is no big deal.

**How do you pour concrete into Sonotubes?**

How to pour concrete deck footings and sonotubes

- Dig the holes. Depending on your type of soil, there are several different options for digging your holes.
- Frame the footings.
- Pour the footings and add rebar.
- Pour the sonotubes.
- Backfill the sonotubes.

**How deep do Sonotubes need to be for a shed?**

Dig down to the frost line before pouring the concrete. Frost lines vary depending on your region. Start by assuming you want a 10-inch diameter Sonotube that is about **3 feet deep**.

**Can you put too much rebar in concrete?**

If your mix is too wet or too dry, and you have too much reinforcement in place, **cracking will occur as it hardens**. Cracking happens because the reinforcement puts too much strain on the drying concrete, and it will not be able to accommodate the shrinkage.

**Can you pour concrete straight on dirt?**

Long story short, **yes you can pour concrete over dirt**.

**How many bags of concrete do I need for an 8 inch sonotube?**

You will need approximately either 0.58 of 80lb (pound) or 0.77 of 60lb (pound) bags or 0.345 cubic feet of concrete to fill a 8 inch wide Sonotube per foot deep. So, for 3 feet deep, 2 bags of 80lb or 2 1/2 bags of 60lb or 1.035 cubic feet of concrete will be needed.

**How do you cut a Sonotube straight?**

Straight Cuts on Cardboard Concrete Forms

**How long does concrete take to dry in a sonotube?**

Recommended time for the easiest and fastest stripping is 24 to 48 hours after the pour. Sonotube concrete forms should not be left on the column for more than five days.

**How many bags of cement does it take to fill a 12 inch sonotube?**

You will need approximately either **1 1/2 of 80lb (pound) or 2 of 60lb (pound) bags** or 0.785 cubic feet of concrete to fill a 12 inch wide Sonotube per foot deep. So, for 3 feet deep, 4 bags of 80lb or 5 1/2 bags of 60lb or 2.35 cubic feet of concrete will be needed.

**How much concrete do I need for a 4 foot sonotube?**

Sono Tube Calculator

Based on the fixed diameter and depth (or height) of the sono tubes for a project, our customers can get an accurate calculation of the amount of ready-mix concrete needed to fill that sono tube. For example, a sono tube with a 10″ diameter and a 4′ depth requires **0.08 cubic yards** of concrete.

**How deep should concrete tubes be?**

Make square cuts and cut the tubes long enough so they all extend the same distance—at least 2 inches—above the ground. Measure and cut tubes for each hole individually, as hole depths are likely to inches in diameter and **8 inches deep for 8-inch-wide piers**), and flared.

**How many bags of concrete do I need to fill a 6 inch sonotube?**

You will need approximately either 0.33 of 80lb (pound) or 0.44 of 60lb (pound) bags or 0.20 cubic feet of concrete to fill a 6 inch wide Sonotube per foot deep. So, for 3 feet deep, 1 bags of 80lb or 1 1/2 bags of 60lb or 0.60 cubic feet of concrete will be needed.

**What is the biggest sonotube you can buy?**

Forms are available in diameters ranging from 6″ to 36.” For diameters larger than 36,” **Sonotube Commerical** is available. Standard length is 12.” Custom lengths available upon request.

**How many 80lb bags of concrete to fill a 12 sonotube?**

and 80 lbs. A 12 inch sonotube requires 1.74 60 lbs. or **1.31 80 lbs.** bags of concrete to fill it one foot.

**What size sonotube for Shed?**

The decision as to whether to go for 10 or 12 inch diameter tubes will depend on the ground conditions where you intend to build your shed. **If your site is on sandy or gravelly ground then 10” diameter would likely be sufficient, for a more clay soil then 12” diameter would more likely be adopted**.

**How tall can a Sonotube be?**

DIY builders Sonotubes® are available in **6 inches up to 12 inches** sizes and can be purchased at any hardware store. They are available in standard lengths up to four feet.