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Having exfoliated perlite for over 45 years, Therm-O-Rock has decades of experience in creating high-grade growing media used in Horticulture around the world.
Therm-O-Rock’s wide variety of growing mixes provide a superb level of aeration and mosture retention when mixed with other soils.
Find a custom-blended growing media that meets your specific growing needs today.
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Download our latest Catalog to see the variety of items we offer.
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