Roofing Core Web Vitals: A Complete Guide for Contractors

Core Web Vitals are metrics Google uses to measure user experience. They became ranking signals in 2021. Largest Contentful Paint measures loading performance. It tracks when the largest visible element loads. For roofing sites, this is often a hero image. Aim for LCP under 2.5 seconds. Optimize images with compression and WebP format. Implement lazy loading. First Input Delay measures interactivity. It tracks time between user interaction and browser response. Aim for FID under 100 milliseconds. Minimize JavaScript execution and optimize code. Cumulative Layout Shift measures visual stability. It tracks unexpected layout shifts during loading. Aim for CLS under 0.1. Specify dimensions for all images. Avoid inserting content above existing content. Use PageSpeed Insights to measure Core Web Vitals for mobile and desktop. Common improvements include image optimization, browser caching, minimizing CSS and JavaScript, using a CDN, and upgrading hosting. Monitor Core Web Vitals in Google Search Console. Regular monitoring and optimization ensure good performance as you add content.