How To Put My Garden Shed?

A garden shed cannot be laid down quickly on a lot. It must be prepared, or even covered with a concrete slab or equipped with blocks that will ensure stability, sealing and durability of the shelter that will be properly fixed. A floor can finish the structure, but it is not mandatory.

What soil for my garden shed?

The floor of the space where you will install a small garden shed must be well leveled and level. Start by weeding, if only to see more clearly, and remove the stones before raking and smoothing and rolling.

In the case of a larger structure, laying on concrete blocks or slab is recommended.

What supports for my garden shed?

Laying on a concrete slab

The ideal pose for a garden shed is on a concrete slab. This can be done to the exact dimensions of the shelter, or be larger, but in this case, you need to provide a system of water flow in the slab, closer to the shelter A good slab is at least 10 cm thick, you can go up to 15 cm.

How to put my garden shed without a slab?

Ground laying

The shelter must be made only for storage of objects that do not fear moisture. A shelter designed for the purpose of using it as a workshop or other room requiring a minimum of comfort cannot be installed as well. Inside you can lay gratings or pallets to make a semblance of a floor and put on the ground, between the ground and the shelter, a waterproof layer: tarpaulin, plane,

This installation is reserved for metal garden sheds, rather stainless steel or aluminum, or resin shelters that are not likely to deteriorate due to moisture.

Laying on studs

The purpose is to separate the elements of the shelter, structure, and floor, from the moisture of the soil.

You have the choice between blocks, interlocking pavers at least 6 cm thick, or terrace slabs, also very thick, adjustable studs or studs with support joists, perfect for this type of realization.

Generally, it is the blocks that are used.

An alternative to the concrete slab

Lay gravel concrete slabs on a bed of sand and gravel. Heavy, waterproof, allowing a good fixing on the ground, this allows having a durable realization while being movable if necessary.

How to fix a garden shed?

The method of attachment depends on the support you have made for your garden shed.

In the case of a concrete slab: at the simplest, you can fix your shelter in the slab with metal brackets. In more exposed situations, for safety, put inside your screed, at the 4 angles, threaded rods bent at right angles, so that they exceed sufficiently to leave the floor. Secure the assembly with a metal plate and lock nuts.

In the case of concrete blocks: make trenches in the ground to bury your blocks on a layer of sand. They must also be spaced far enough apart for the water to flow around. The shelter can be directly placed on it, or fix brackets to the contour blocks to hang the base of your shelter.

In the case of a laying on the ground: place anchor posts in holes dug in the ground at the corner of the structure. To maintain these posts, fill your holes with pebbles and concrete.


The support must be perfectly level so that all elements of the shelter fit perfectly and can be properly adjusted. This will also prevent your shelter from warping.

What floor for my garden shed?

Bringing greater comfort and insulation effectively against moisture, the floor is also a guarantee of stability of your garden shed. And in case you do not wish to have a concrete slab built, the floor will also bring you these benefits. But of course, the idea is to place your shelter with a floor on the concrete slab, with a waterproof layer between 2.

If your shelter is placed on blocks or other blocks, you will fix the joists on these supports.

The wooden garden sheds are already designed with a floor. If this is not the case, a bare floor, deck boards, or OSB can be used.

Resin shelters usually sit on a concrete slab, which can be their floor, but a wooden floor can be installed.

The metal shelters are designed to be fixed on a concrete slab thanks to their anchoring kit. Used for storage only, there is no need to place a floor.

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