Thank You Continue shopping “Harbor Freight 10×12 Greenhouse Spacer Only Mod Kit” has been added to your cart. Remove item Thumbnail image Product Price Quantity Subtotal Greenhouse Panel Silicone Injector Tool 2-Pack $9.99 Greenhouse Panel Silicone Injector Tool 2-Pack quantity $9.99 Harbor Freight 10×12 Greenhouse Spacer Only Mod Kit $54.99 Harbor Freight 10×12 Greenhouse Spacer Only Mod Kit quantity $54.99 Coupon: Apply coupon Update cart You may be interested in… Greenhouse Harbor Freight Greenhouse ModificationRated 5.00 out of 5 $59.99 Select options 3D Printing Harbor Freight HF Greenhouse Door SlideRated 0 out of 5 $9.99 – $14.99 Select options Cart totals Subtotal $64.98 Shipping Enter your address to view shipping options. Calculate shipping Country / region: Select a country / region… United States (US) State / County: City: Postcode / ZIP: Update Total $64.98 Proceed to checkout