ESV Ultra White Calcium Carbonate Reef Substrate - Coarse Grade [50 lbs]

ESV Ultra White Calcium Carbonate Reef Substrate - Coarse Grade [50 lbs]

Brief Description: This is the larger particle size version of ESV's Ultra-White Fine Grade Substrate for aquariums with very high water velocity, or for hobbyists who simply prefer larger particle sizes. 8.25 pounds of substrate will cover 1 square foot of tank bottom with a substrate layer 1 inch deep. Particle size of 1.40 - 3.35 mm Particle size: 0.43 - 1.18mm.
  • Product No. RSEV-136 - Ships in 2 to 7 days
Price: $63.82 - - Additional Shipping Item





The source of ESV's Ultra-White Substrate is NSF certified for use in potable drinking water, and is extremely pure, making the coarse grade an ideal calcium reactor media. Testing has shown no detectable addition of orthophosphate to the aquarium from the reactor.

Available in 50 lb. bags

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