Shock pads are an optional but often valuable component of artificial turf installations. They go beneath the turf and above the compacted base, providing impact absorption that the aggregate base alone does not deliver. Knowing when they are worth adding and when they are not saves money and improves outcomes.
What a Shock Pad Does
A shock pad is a compressible foam or rubber layer that absorbs energy from impact. It has two practical functions. First, it reduces surface hardness, which improves comfort for people using the space and reduces injury risk in falls. Second, for play areas and athletic fields, it can bring the surface into compliance with fall height safety standards for playground equipment.
Without a shock pad, artificial turf over a compacted aggregate base is a firm surface. It is not as hard as concrete, but it is not soft either. For a decorative front yard, this is fine. For a backyard play area where kids fall from swings and climbing equipment regularly, the extra cushion makes a meaningful difference.
When to Add a Shock Pad
Shock pads are recommended in three situations: under playground equipment where fall protection is a concern, in athletic field installations where surface hardness standards apply, and in any residential installation where the primary users are young children.
For general landscape applications, pet areas, front yards, and sports putting greens, shock pads are typically not needed. The aggregate base provides adequate support and the firm surface performs well for those uses.
Shock Pad Installation
Shock pads install between the compacted aggregate base and the turf backing. They come in rolls or interlocking tiles depending on the product. The installation follows the same layout principles as the turf itself: full coverage, seams that do not align with turf seams, and secure anchoring at edges.
The shock pad adds thickness to the installation, typically three-eighths to three-quarters of an inch. This needs to be accounted for in base preparation so the finished surface height is correct relative to adjacent features.
Choosing the Right Product
Shock pads are rated by their critical fall height protection, which is the maximum fall height from which the surface will reduce impact to safe levels. Match the shock pad specification to the height of the play equipment in the installation area.
Summit Turf Supply can help you determine whether a shock pad is needed for your project and which specification is right. Come in or give us a call.
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