Pargro Quick Drain Jumbo Blocks, 6" x 6" x 4" (case of 36) grow-light-bulbs Easy to install

Easy to install

as well as CO2 generators or regulators

• Compliments a variety of production methods above ground

95% reflective European hammertone aluminum interior

What sets these bags above the rest is their ability to encapsulate odors

Pargro Quick Drain Jumbo Blocks, 6" x 6" x 4" (case of 36) grow-light-bulbs Easy to installPargro is the leader among affordable horticultural rockwool. Made right in the Grodan factory, so you can be assured of a high quality product at a great price. Drainage Driest value priced rockwool on the market 14% drier than competitor blocks Value Value pricedno frills saves you money Half case sizes in plain boxes Quality Cheap in price, but not in strength and uniformity Made under quality control at Grodan factories