Handyman Roofing on Instagram: "Our crew expertly installs a GRV-10 galvanized roof vent, ensuring optimal attic ventilation. The flange is securely set in plastic cement, with additional cement applied over the flange and shingles to guarantee a watertight seal 💧 Crucial for every roof, proper attic ventilation lets hot air escape, reducing heat buildup, preventing shingle damage and moisture issues, and improving your home's energy efficiency 🔋 Thinking about your roof? Let’s make sure it’s