ReduSol
A removable shading coating that blocks sunlight and heat together across the whole spectrum, protecting crops from strong summer sun. It works well for crops that need both heat and light reduced at the same time.
Suitable for glass, acrylate, polycarbonate and plastic film greenhouses, with shading adjustable by dose up to 80% to match your crop and climate. Wear and frost resistant, it lasts the whole season, and becomes transparent again when wet, letting more light through during rain.
Reliable Protection Against Excess Heat and Light
Shading reduces heat stress in the greenhouse during periods of intense sun, helping crops maintain steady growth and fruit quality through the summer months. Because the coating covers the whole solar spectrum, it protects both light-preferring and shade-preferring crops, with the level of shading adjustable to match your climate.
The coating stays effective for the full season, standing up to weather and wear so it does not need reapplying partway through. It can also be combined with other ReduSystems products, giving growers the flexibility to adjust protection as conditions change.
Maximum Shading
Shading blocks up to 80% of solar energy, with the level adjustable by dose to match your crop, climate and greenhouse type. This flexibility allows growers to fine-tune protection as conditions change through the season.
Light During Rain
The coating becomes highly transparent when wet, increasing light transmission by around 35% during rainy periods. This helps crops continue to receive sufficient light even when skies are overcast.
Proven Reliability
ReduSol was developed in 1990 as the first liquid removable shading coating for greenhouses, and has remained a trusted, reliable choice for growers across the world ever since.
Apply only under fast-drying conditions, above 5°C (41°F) with relative humidity below 80%. Mix with clean water in the tank, stirring continuously, and stir the spray liquid frequently during application.
Apply evenly across the greenhouse surface. Do not apply if rain is expected within 6 hours, and do not combine with non-ReduSystems shading products.
Each 20kg bucket of ReduSol is mixed with water before spraying. Growers typically use between 10 and 20 buckets per hectare (4 to 8 buckets per acre), depending on the level of shading needed for their crop, climate and greenhouse type.
The amount of water used depends on how you apply it: about 1,000 to 1,500 litres per hectare (107 to 160 US gallons per acre) by machine, or 1,700 to 2,000 litres per hectare (182 to 214 US gallons per acre) by hand. For guidance on the right dose for your specific situation, reach out to a ReduSystems specialist.
Removed with ReduClean, diluted at 250 litres per hectare (26 US gal per acre) at a ratio of 1:5 to 1:7, sprayed evenly over a dry surface, avoiding rain or wind above 2 m/s.
For mechanical cleaning, let it soak for at least 15 minutes before brushing. Alternatively, apply ReduClean before a week of expected heavy rain and let the rain wash the layer off.
Works Well With ReduSol
ReduClean
Removes ReduSol at the end of the season, so the greenhouse is ready for the next one.
SprayChalk
Adds a temporary top-up layer during short, extreme heat peaks, without disturbing the coating underneath.
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Why ReduSystems
The Right Solution for Every Season
Light is the most variable factor in greenhouse growing, yet many growers do not yet use it fully throughout the year. We help growers protect, improve and adjust crop performance in every season, with a solution matched to each stage of the growing cycle.
With decades of experience in light spectra, PAR and photosynthesis, we adapt every solution to the grower's crop, greenhouse and location. Our advice is based on science and real-world results, not guesswork.
Frequently asked questions
Glass, acrylate, polycarbonate and plastic film.
With ReduClean, diluted at 250 litres per hectare (26 US gal per acre) at a ratio of 1:5 to 1:7, sprayed evenly over a dry surface, or removed mechanically after soaking for at least 15 minutes.
Yes, it can be applied by drone, machine, helicopter or by hand. Application methods and dilution rates can vary, so reach out to our team for specific instructions and support.
Typically between 4 and 8 months, depending on the dose applied and weather conditions. A higher dose is more wear resistant, while above-average rainfall can wear the coating faster. It can be removed at any time with ReduClean.
Yes. ReduSol should always be applied as the second layer, on top of another ReduSystems coating such as ReduHeat, since the properties of the coating applied last are what take effect.
SprayChalk can then be added on top of ReduSol for extra protection during short heat peaks. We advise against layering ReduSol with non-ReduSystems products, since different cleaning methods can cause problems when it's time to remove the coatings.
News & Documentation
Looking for the latest insights on greenhouse light and climate management? Explore our resources below.
Contact us
Talk to a ReduSystems Specialist
Every greenhouse faces different light and climate challenges, depending on the season, crop and greenhouse type. Choosing the right strategy can be difficult with so many factors to consider. Our specialists offer tailored advice based on your specific situation, helping you find the right solution for your crop, greenhouse and climate, all year round. Get in touch to discuss what works best for you.