--- title: "RTS Roofs: Mobile LCP 8.0s to 3.5s | Case Study" description: "RTS Roofs is a roofing company whose WordPress site suffered from outdated software, an old PHP version, and slow hosting. They needed a comprehensive over" lang: en json-ld: | [ { "@context": "https://schema.org", "@type": "Article", "headline": "Hosting Migration, PHP Update & Technical SEO for WordPress Roofing Site", "description": "RTS Roofs is a roofing company whose WordPress site suffered from outdated software, an old PHP version, and slow hosting. They needed a comprehensive overhaul including speed optimization, technical SEO, and hosting migration.", "publisher": { "@type": "Organization", "name": "PageSpeed Matters" } }, { "@context": "https://schema.org", "@type": "BreadcrumbList", "itemListElement": [ { "@type": "ListItem", "position": 1, "name": "Home", "item": "https://www.pagespeedmatters.com/" }, { "@type": "ListItem", "position": 2, "name": "Proof", "item": "https://www.pagespeedmatters.com/proof" }, { "@type": "ListItem", "position": 3, "name": "Case Studies", "item": "https://www.pagespeedmatters.com/proof/case-studies" }, { "@type": "ListItem", "position": 4, "name": "RTS Roofs" } ] } ] --- [![PageSpeed Matters](/assets/logo-DtyG_mQE.png)](/) - [Benefits](/why-speed-matters) - [Services](/services) - [ROI Calculator](/roi) - [Pricing](/pricing) - [Proof](/proof) - [Resources](/resources) - [About](/about) [Speed Audit](/contact) [Let's Talk](/contact) [![PageSpeed Matters](/assets/logo-DtyG_mQE.png)](/) [Benefits](/why-speed-matters)[Services](/services)[ROI Calculator](/roi)[Pricing](/pricing)[Proof](/proof)[Resources](/resources)[About](/about) Popular Services [ Core Web Vitals Optimization ](/services/core-web-vitals-optimization)[ ![WordPress Speed Optimization](data:image/svg+xml,%3csvg%20role='img'%20viewBox='0%200%2024%2024'%20xmlns='http://www.w3.org/2000/svg'%3e%3ctitle%3eWordPress%3c/title%3e%3cpath%20d='M21.469%206.825c.84%201.537%201.318%203.3%201.318%205.175%200%203.979-2.156%207.456-5.363%209.325l3.295-9.527c.615-1.54.82-2.771.82-3.864%200-.405-.026-.78-.07-1.11m-7.981.105c.647-.03%201.232-.105%201.232-.105.582-.075.514-.93-.067-.899%200%200-1.755.135-2.88.135-1.064%200-2.85-.15-2.85-.15-.585-.03-.661.855-.075.885%200%200%20.54.061%201.125.09l1.68%204.605-2.37%207.08L5.354%206.9c.649-.03%201.234-.1%201.234-.1.585-.075.516-.93-.065-.896%200%200-1.746.138-2.874.138-.2%200-.438-.008-.69-.015C4.911%203.15%208.235%201.215%2012%201.215c2.809%200%205.365%201.072%207.286%202.833-.046-.003-.091-.009-.141-.009-1.06%200-1.812.923-1.812%201.914%200%20.89.513%201.643%201.06%202.531.411.72.89%201.643.89%202.977%200%20.915-.354%201.994-.821%203.479l-1.075%203.585-3.9-11.61.001.014zM12%2022.784c-1.059%200-2.081-.153-3.048-.437l3.237-9.406%203.315%209.087c.024.053.05.101.078.149-1.12.393-2.325.609-3.582.609M1.211%2012c0-1.564.336-3.05.935-4.39L7.29%2021.709C3.694%2019.96%201.212%2016.271%201.211%2012M12%200C5.385%200%200%205.385%200%2012s5.385%2012%2012%2012%2012-5.385%2012-12S18.615%200%2012%200'/%3e%3c/svg%3e) WordPress Speed Optimization ](/services/wordpress-speed-optimization)[ ![WooCommerce Speed Optimization](data:image/svg+xml,%3csvg%20role='img'%20viewBox='0%200%2024%2024'%20xmlns='http://www.w3.org/2000/svg'%3e%3ctitle%3eWoo%3c/title%3e%3cpath%20d='M2.227%204.857A2.228%202.228%200%20000%207.094v7.457c0%201.236%201.001%202.237%202.237%202.237h5.36l2.39%202.076-.462-2.076h4.238a2.228%202.228%200%20002.237-2.237V7.094a2.228%202.228%200%2000-2.237-2.237H2.227zm4.636%201.885h.053c.115.002.22.04.316.117a.46.46%200%2001.183.336c.014.098-.003.177-.058.283-.23.422-.418%201.131-.57%202.12-.147.957-.202%201.706-.166%202.24a.694.694%200%2001-.07.387.377.377%200%2001-.31.213c-.153.01-.314-.06-.466-.22-.548-.558-.982-1.393-1.3-2.504-.382.752-.664%201.316-.846%201.692-.347.665-.643%201.005-.888%201.022-.16.012-.295-.122-.412-.403-.302-.771-.624-2.258-.97-4.464a.526.526%200%2001.096-.393c.083-.113.205-.168.37-.18.3-.024.47.114.511.42.183%201.23.384%202.272.596%203.124l1.286-2.453c.117-.224.265-.34.443-.352.258-.018.42.147.483.495.147.78.333%201.445.558%202.01.152-1.493.412-2.57.779-3.234a.452.452%200%2001.386-.26zm2.288.637c.099%200%20.205.01.318.035.411.088.728.313.938.683.19.318.286.699.286%201.156%200%20.607-.154%201.157-.46%201.663-.355.587-.813.884-1.383.884a1.557%201.557%200%2001-.318-.039.763.763%200%2001-.141-.05%201.351%201.351%200%2001-.799-.63%202.277%202.277%200%2001-.28-1.166c0-.605.151-1.158.457-1.658.358-.59.818-.88%201.382-.878zm3.687%200c.099%200%20.205.01.318.035.418.088.728.313.938.683.19.318.283.699.283%201.156%200%20.607-.153%201.157-.459%201.663-.354.587-.812.884-1.382.884a1.557%201.557%200%2001-.318-.039%201.352%201.352%200%2001-.94-.68%202.277%202.277%200%2001-.283-1.166c0-.605.154-1.158.46-1.658.358-.59.818-.88%201.383-.878zm-3.504.636a.636.636%200%2000-.534.373%201.908%201.908%200%2000-.354%201.13c0%20.17.035.354.106.536.087.23.207.35.347.38.147.029.306-.034.478-.187.218-.195.363-.483.446-.87.028-.137.041-.283.041-.436%200-.171-.035-.354-.106-.535-.088-.23-.206-.35-.347-.38a.436.436%200%2000-.077-.011zm3.688%200a.636.636%200%2000-.535.373%201.908%201.908%200%2000-.354%201.13c0%20.17.036.354.107.536.086.23.206.35.347.38.147.029.306-.034.478-.187.217-.195.362-.483.445-.87.024-.137.041-.283.041-.436%200-.171-.035-.354-.106-.535-.088-.23-.206-.35-.347-.38a.436.436%200%2000-.076-.011z'/%3e%3c/svg%3e) WooCommerce Speed Optimization ](/services/woocommerce-speed-optimization)[ ![Shopify Speed Optimization](data:image/svg+xml,%3csvg%20role='img'%20viewBox='0%200%2024%2024'%20xmlns='http://www.w3.org/2000/svg'%3e%3ctitle%3eShopify%3c/title%3e%3cpath%20d='M15.337%2023.979l7.216-1.561s-2.604-17.613-2.625-17.73c-.018-.116-.114-.192-.211-.192s-1.929-.136-1.929-.136-1.275-1.274-1.439-1.411c-.045-.037-.075-.057-.121-.074l-.914%2021.104h.023zM11.71%2011.305s-.81-.424-1.774-.424c-1.447%200-1.504.906-1.504%201.141%200%201.232%203.24%201.715%203.24%204.629%200%202.295-1.44%203.76-3.406%203.76-2.354%200-3.54-1.465-3.54-1.465l.646-2.086s1.245%201.066%202.28%201.066c.675%200%20.975-.545.975-.932%200-1.619-2.654-1.694-2.654-4.359-.034-2.237%201.571-4.416%204.827-4.416%201.257%200%201.875.361%201.875.361l-.945%202.715-.02.01zM11.17.83c.136%200%20.271.038.405.135-.984.465-2.064%201.639-2.508%203.992-.656.213-1.293.405-1.889.578C7.697%203.75%208.951.84%2011.17.84V.83zm1.235%202.949v.135c-.754.232-1.583.484-2.394.736.466-1.777%201.333-2.645%202.085-2.971.193.501.309%201.176.309%202.1zm.539-2.234c.694.074%201.141.867%201.429%201.755-.349.114-.735.231-1.158.366v-.252c0-.752-.096-1.371-.271-1.871v.002zm2.992%201.289c-.02%200-.06.021-.078.021s-.289.075-.714.21c-.423-1.233-1.176-2.37-2.508-2.37h-.115C12.135.209%2011.669%200%2011.265%200%208.159%200%206.675%203.877%206.21%205.846c-1.194.365-2.063.636-2.16.674-.675.213-.694.232-.772.87-.075.462-1.83%2014.063-1.83%2014.063L15.009%2024l.927-21.166z'/%3e%3c/svg%3e) Shopify Speed Optimization ](/services/shopify-speed-optimization)[ ![Wix Speed Optimization](data:image/svg+xml,%3csvg%20role='img'%20viewBox='0%200%2024%2024'%20xmlns='http://www.w3.org/2000/svg'%3e%3ctitle%3eWix%3c/title%3e%3cpath%20d='m0%207.354%202.113%209.292h.801a1.54%201.54%200%200%200%201.506-1.218l1.351-6.34a.171.171%200%200%201%20.167-.137c.08%200%20.15.058.167.137l1.352%206.34a1.54%201.54%200%200%200%201.506%201.218h.805l2.113-9.292h-.565c-.62%200-1.159.43-1.296%201.035l-1.26%205.545-1.106-5.176a1.76%201.76%200%200%200-2.19-1.324c-.639.176-1.113.716-1.251%201.365l-1.094%205.127-1.26-5.537A1.33%201.33%200%200%200%20.563%207.354H0zm13.992%200a.951.951%200%200%200-.951.95v8.342h.635a.952.952%200%200%200%20.951-.95V7.353h-.635zm1.778%200%203.158%204.66-3.14%204.632h1.325c.368%200%20.712-.181.918-.486l1.756-2.59a.12.12%200%200%201%20.197%200l1.754%202.59c.206.305.55.486.918.486h1.326l-3.14-4.632L24%207.354h-1.326c-.368%200-.712.181-.918.486l-1.772%202.617a.12.12%200%200%201-.197%200L18.014%207.84a1.108%201.108%200%200%200-.918-.486H15.77z'/%3e%3c/svg%3e) Wix Speed Optimization ](/services/wix-speed-optimization)[ ![BigCommerce Speed Optimization](data:image/svg+xml,%3csvg%20role='img'%20viewBox='0%200%2024%2024'%20xmlns='http://www.w3.org/2000/svg'%3e%3ctitle%3eBigCommerce%3c/title%3e%3cpath%20d='M12.645%2013.663h3.027c.861%200%201.406-.474%201.406-1.235%200-.717-.545-1.234-1.406-1.234h-3.027c-.1%200-.187.086-.187.172v2.125c.015.1.086.172.187.172zm0%204.896h3.128c.961%200%201.535-.488%201.535-1.35%200-.746-.545-1.35-1.535-1.35h-3.128c-.1%200-.187.087-.187.173v2.34c.015.115.086.187.187.187zM23.72.053l-8.953%208.93h1.464c2.281%200%203.63%201.435%203.63%203%200%201.235-.832%202.14-1.722%202.541-.143.058-.143.259.014.316%201.033.402%201.765%201.48%201.765%202.742%200%201.78-1.19%203.202-3.5%203.202h-6.342c-.1%200-.187-.086-.187-.172V13.85L.062%2023.64c-.13.13-.043.359.143.359h23.631a.16.16%200%200%200%20.158-.158V.182c.043-.158-.158-.244-.273-.13z'/%3e%3c/svg%3e) BigCommerce Speed Optimization ](/services/bigcommerce-speed-optimization)[ ![Webflow Speed Optimization](data:image/svg+xml,%3csvg%20role='img'%20viewBox='0%200%2024%2024'%20xmlns='http://www.w3.org/2000/svg'%3e%3ctitle%3eWebflow%3c/title%3e%3cpath%20d='m24%204.515-7.658%2014.97H9.149l3.205-6.204h-.144C9.566%2016.713%205.621%2018.973%200%2019.485v-6.118s3.596-.213%205.71-2.435H0V4.515h6.417v5.278l.144-.001%202.622-5.277h4.854v5.244h.144l2.72-5.244H24Z'/%3e%3c/svg%3e) Webflow Speed Optimization ](/services/webflow-speed-optimization)[ ![Squarespace Speed Optimization](data:image/svg+xml,%3csvg%20role='img'%20viewBox='0%200%2024%2024'%20xmlns='http://www.w3.org/2000/svg'%3e%3ctitle%3eSquarespace%3c/title%3e%3cpath%20d='M22.655%208.719c-1.802-1.801-4.726-1.801-6.564%200l-7.351%207.35c-.45.45-.45%201.2%200%201.65.45.449%201.2.449%201.65%200l7.351-7.351c.899-.899%202.362-.899%203.264%200%20.9.9.9%202.364%200%203.264l-7.239%207.239c.9.899%202.362.899%203.263%200l5.589-5.589c1.836-1.838%201.836-4.763.037-6.563zm-2.475%202.437c-.451-.45-1.201-.45-1.65%200l-7.354%207.389c-.9.899-2.361.899-3.262%200-.45-.45-1.2-.45-1.65%200s-.45%201.2%200%201.649c1.801%201.801%204.726%201.801%206.564%200l7.351-7.35c.449-.487.449-1.239.001-1.688zm-2.439-7.35c-1.801-1.801-4.726-1.801-6.564%200l-7.351%207.351c-.45.449-.45%201.199%200%201.649s1.2.45%201.65%200l7.395-7.351c.9-.899%202.371-.899%203.27%200%20.451.45%201.201.45%201.65%200%20.421-.487.421-1.199-.029-1.649h-.021zm-2.475%202.437c-.45-.45-1.2-.45-1.65%200l-7.351%207.389c-.899.9-2.363.9-3.265%200-.9-.899-.9-2.363%200-3.264l7.239-7.239c-.9-.9-2.362-.9-3.263%200L1.35%208.719c-1.8%201.8-1.8%204.725%200%206.563%201.801%201.801%204.725%201.801%206.564%200l7.35-7.351c.451-.488.451-1.238%200-1.688h.002z'/%3e%3c/svg%3e) Squarespace Speed Optimization ](/services/squarespace-speed-optimization) [Book a Call](/contact) ![](/assets/rts-roofs-BMWZ0Kzd.png) [Back to Case Studies](/proof/case-studies) Speed Optimization # Hosting Migration, PHP Update & Technical SEO for WordPress Roofing Site Roofing & Construction · < 50 Employees · WordPress 56% Mobile LCP Reduction 100% Mobile TBT Eliminated 54% Desktop LCP Reduction ## Project Overview RTS Roofs is a roofing company whose WordPress site suffered from outdated software, an old PHP version, and slow hosting. They needed a comprehensive overhaul including speed optimization, technical SEO, and hosting migration. The site was running on outdated PHP, outdated WordPress core, and slow shared hosting. Beyond speed, the site had technical SEO issues that were limiting local search visibility. A complete technical overhaul was required. This is the kind of result our [WordPress speed optimization service](/services/wordpress-speed-optimization) delivers. See how we approach every WordPress engagement. ## Goals & Objectives The primary goal of this project was to improve Google's Core Web Vitals, site speed, and overall user experience and usability. Our primary goals were to: - Reduce mobile LCP below 4s - Eliminate Total Blocking Time on mobile - Achieve perfect desktop performance score Company Name RTS Roofs Company Size < 50 Employees Industry Roofing & Construction Platform WordPress ## Outcomes: Core metrics that improved over the duration of the project. 56% Mobile LCP Reduction Mobile LCP dropped from 8.0s to 3.5s. 100% Mobile TBT Eliminated Mobile TBT reduced from 60ms to 0ms. 54% Desktop LCP Reduction Desktop LCP improved from 1.3s to 0.6s. ## Before vs After Before Metric Score Desktop FCP 0.9s Desktop LCP 1.3s Desktop TBT 10ms Desktop CLS 0.001 Desktop SI 1.3s Mobile FCP 4.0s Mobile LCP 8.0s Mobile TBT 60ms Mobile CLS 0 Mobile SI 7.1s After Metric Score Desktop FCP 0.6s Desktop LCP 0.6s Desktop TBT 0ms Desktop CLS 0.001 Desktop SI 0.6s Mobile FCP 2.4s Mobile LCP 3.5s Mobile TBT 0ms Mobile CLS 0 Mobile SI 4.2s ## Our Approach A systematic, step-by-step process tailored to RTS Roofs's needs. 1 ### Technical Assessment Assessed hosting, PHP version, WordPress core, and all plugins. 2 ### Hosting Migration Migrated to modern, performance-optimized hosting with current PHP. 3 ### Software Updates Updated WordPress core, PHP, and all plugins to latest versions. 4 ### Speed Optimization Implemented comprehensive speed optimizations post-migration. 5 ### Technical SEO Fixed technical SEO issues including structured data, sitemaps, and crawlability. ## Key Takeaways Outdated PHP and hosting are often the root cause of poor performance. Combining hosting migration with optimization delivers the biggest results. Technical SEO and speed optimization work together to boost local rankings. ## Latest Case Studies [![NSAR](/assets/nsar-CA3Du5tg.jpg) Core Web Vitals WooCommerce NSAR E-Commerce WooCommerce Service Animal Support | < 10 Employees ### How We Helped National Service Animal Registry Improve Site Speed and Pass Core Web Vitals Read Case Study](/proof/case-studies/nsarco) [![Try Something More](/assets/try-something-more-D54ZNz-1.png) Core Web Vitals WordPress Try Something More Content WordPress Lifestyle & Content | < 10 Employees ### Plugin Reduction & Template-Level CWV Optimization for Content-Heavy WordPress Site Read Case Study](/proof/case-studies/try-something-more) [![Her Fantasy Box](/assets/her-fantasy-box-CNC8Ngq7.webp) Core Web Vitals Shopify Plus Her Fantasy Box E-Commerce Shopify Plus Health & Wellness | < 50 Employees ### How We Helped Her Fantasy Box Improve Site Speed by 300% and Pass Core Web Vitals Read Case Study](/proof/case-studies/her-fantasy-box) [![Sana Benefits](/assets/sana-benefits-BJOIqgen.png) Core Web Vitals WordPress Sana Benefits B2B WordPress Insurance | 200-500 Employees ### How We Helped Sana Benefits Improve Site Speed by 250% and Pass Core Web Vitals Read Case Study](/proof/case-studies/sana-benefits) [![Whistleblower Partners](/assets/whistleblower-partners-7MU0S4cS.webp) Core Web Vitals Migrated from Squarespace to WordPress Whistleblower Partners Legal Migration Legal Services | 11 to 50 Employees ### How We Helped Whistleblower Partners Improve Site Speed and Migrate 200+ Pages to WordPress Read Case Study](/proof/case-studies/whistleblower-partners) [![Vibeszn](/assets/vibeszn-CgzK4Wvb.png) Core Web Vitals Shopify Vibeszn E-Commerce Shopify Lifestyle & Apparel | < 10 Employees ### Theme & App Script Optimization for Shopify Core Web Vitals Read Case Study](/proof/case-studies/vibeszn) [![Pure Parima](/assets/pure-parima-DnL2KsUd.webp) Core Web Vitals Shopify Pure Parima E-Commerce Shopify Home Furnishings | < 10 Employees ### How We Helped Pure Parima Improve Site Speed and Pass Core Web Vitals Read Case Study](/proof/case-studies/pure-parima) [![Therapevo](/assets/therapevo-BaKBbgzb.webp) Core Web Vitals WordPress Therapevo Healthcare WordPress Therapy and Counseling | < 10 Employees ### How We Helped Therapevo Improve Site Speed and Pass Core Web Vitals Read Case Study](/proof/case-studies/therapevo) ## Want Results Like These? Request a free performance audit and see exactly how we can improve your site's speed. [Request An Audit](/contact) ![Speed performance gauge showing optimized score](/assets/speedometer-cta-6n4CDsP4.png) [![PageSpeed Matters](/assets/logo-DtyG_mQE.png)](/) We optimize website load times to rank higher, decrease advertising costs, and convert more often. 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