Use Gasket Washers on Washer Head Screws where fastening the center of panels to support blocking.  The 1" wide EPDM rubber Gasket Washer spreads o...

Simplify Assembly - For 10mm Clear Polycarbonate Adding polycarbonate to your framework is easier when using these special pieces to hold the panel...

Simplify Assembly - For 10mm Clear Polycarbonate Adding polycarbonate to your framework is easier when using these special pieces to hold the panel...

Need a bigger size? Out of Stock? Call us at 888-977-7659 to place an order! 10mm (0.3937") TwinWall channels trap air between 2 walls.  The flutes...

Need a bigger size? Out of Stock? Call us at 888-977-7659 to place an order! Amerilux 10mm TwinWall Double UV Protected Polycarbonate

Simplify Assembly - for 16mm Polycarbonate Adding polycarbonate to your framework is easier when using these special pieces to hold the panels in p...

Simplify Assembly - for 16mm Clear Polycarbonate Adding Multi-Wall polycarbonate to your wood framework is easier when using these special pieces t...

Simplify Assembly - for 16mm Clear Polycarbonate Adding MultiWall to your wood framework is easier when using these special pieces to hold the pane...

Need a bigger size? Out of Stock? Call us at 888-977-7659 to place an order! 16mm (0.6299") 3-Wall channels trap air between 3 walls. The flutes (c...

Durable, white, high-quality, plastic plant markers. Write on them with a pencil or ink. Easily cleaned with household cleaner for reuse. Bendable....

Plant starter Reusable plastic containers featuring individual cells to keep root systems separate. Ideal for cuttings or seedlings. Drain holes in...

Size: 10 x 20 Available with holes or without holes.

For seeds and cuttings For use with Jump Start Propagator System (P2044). The propagation tray is insulated to stabilize soil temperature. Tray cel...

Hold more soil than round pots! Available in two sizes 4 drain slots 

Min. Order Qty. = 10 Hold water, improve humidity Sizes available (Diameter): 4", 6", 8", 10', 12"   

Min. Order Qty. = 5 Heavy, reusable plastic seed tray featuring individual compartments to keep root systems separate. Ideal for cuttings and seedl...

Min. Order Qty. = 10 Hold more soil than round pots! 25 pack, Available in two sizes 4" width and 3-1/2" height 4-1/2" width and 3-3/4" height 4 ...

Min. Order Qty. = 5 8" diameter4-3/4" height with 1" tray attachedincludes 3-strand 20" wire hanger 10" diameter 5-3/4" height with 1/4" tray attac...