@greenhousefangcheng: External shade costs more on a greenhouse .Here’s what the extra money buys.🔆 1️⃣Heat blocked before it enters—3-4°C cooler 2️⃣Film shielded from UV—lasts longer 3️⃣Less cooling run time,fewer film changes—the price gap pays back Is external shade worth it on your greenhouse?👇#creatorsearchinsights #greenhouse #sunshade #farmtok #agriculturetiktok