Description
Product Overview
When regular grooming isn’t enough to restore surface level in high-wear areas, fresh infill is the answer. This washed, kiln-dried silica sand (Granusil) is the specified grade for sand-filled synthetic grass courts – minimal impurities, no clumping, correct particle size for court use.
Order a single bag for targeted top-ups in wear zones, or multiple bags for a full-court refresh after significant infill loss.
3 Key Benefits
- Washed and kiln-dried: zero moisture content means the sand flows freely into the turf pile without clumping or setting hard
- Correct grade for court use: silica sand (Granusil) is the specified infill type for synthetic tennis courts; the right particle size matters for bounce, grip, and fibre support
- Order in quantity: 20kg bags are easy to handle and store; buy as many as you need for targeted top-ups or a full-court refresh
What’s included
- 1 x 20kg bag of washed, kiln-dried silica sand (Granusil)
Suitable for: Sand-filled synthetic grass tennis courts and all short-pile synthetic turf applications.
How to Use
01
Check your infill levels – run your fingers through the turf in the highest-wear areas; the sand level should leave approximately 2-3mm of fibre tip exposed. More than that and a top-up is needed
02
Identify deficit areas – typically baseline, service boxes, and net approach areas see the most infill migration
03
Pour onto the deficit area – distribute by hand or use a spreader for more even coverage
04
Brush in with the Stiff Bristle Broom – work the new sand down into the turf pile using firm push strokes in multiple directions
05
Level with a full-court sweep – finish with the Double Handle Broom or Aussie Clean Sweep to integrate the new sand with existing infill across the full surface
06
Allow to settle – avoid heavy play for 24 hours after a significant top-up to let the sand work down into the pile fully
Tip: As a rough guide, a standard singles court (195m²) with a 20mm pile height holds approximately 8-12kg of infill per m². For targeted top-ups in wear areas only, 2-4 bags is typically sufficient. Contact Sportsclean for a site-specific recommendation if you’re unsure.
Specifications – Synthetic Grass Sand
Safety
- 20kg bags are heavy – use correct lifting technique; two people recommended for extended handling
- Kiln-dried sand creates dust when poured in windy conditions – work in calm conditions or wear a dust mask if needed
- Store in a sealed, dry area off the ground before use – moisture exposure can cause clumping
- Wear eye protection during application if wind conditions are present
Price on enquiry
Due to the weight and individual site delivery needs, contact us to receive a quote for a delivery of bagged sand.
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FAQs
How do I know if my court needs more infill?
Run your fingers through the turf in the baseline and service box areas. If the gap between the sand level and fibre tips is noticeably more than 2-3mm, or the surface feels hard underfoot and fibres are lying flat, infill level is too low.
What’s the difference between kiln-dried and standard washed sand?
Kiln-dried sand has had its moisture removed before bagging, so it pours and brushes freely. Standard washed sand retains moisture and can clump in the pile, causing uneven hardness and poor performance.
How many bags do I need?
For targeted top-ups in high-wear areas of a single court, 2-4 bags is typically enough. For a full-court infill refresh, contact Sportsclean for a recommendation based on your court’s dimensions and pile height.
Can I use any type of sand?
No – only kiln-dried silica sand of the correct grade. Fine sand compacts into a hard layer that damages fibres. Coarse or unwashed sand introduces impurities and inconsistency. Using the wrong sand can void synthetic grass warranties.
Will adding sand change how the court plays?
Correct infill levels improve play – consistent bounce, better grip, and a more forgiving surface. A court running low on infill plays inconsistently and is harder on joints.






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