{"id":427,"date":"2026-09-24T20:22:43","date_gmt":"2026-09-24T12:22:43","guid":{"rendered":"https:\/\/ruhaimaterial.com\/product\/prefab-expandable-house\/"},"modified":"2026-09-24T21:45:21","modified_gmt":"2026-09-24T13:45:21","slug":"prefab-expandable-house","status":"publish","type":"product","link":"https:\/\/ruhaimaterial.com\/zh_CN\/product\/prefab-expandable-house\/","title":{"rendered":"Prefab Expandable House | Fold-Out Modular Container Home for Office &amp; Accommodation"},"content":{"rendered":"<h2 class=\"wp-block-heading\">Product Overview<\/h2>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">Our <strong>prefab expandable house<\/strong> is a fold-out modular building, factory prefabricated and shipped as a compact unit. It unfolds quickly on site without heavy construction equipment, and the folded footprint cuts shipping cost dramatically.<\/p>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">Built with a robust steel frame and sandwich panel walls, this expandable container home delivers strong heat insulation, waterproofing and sound insulation \u2014 a 25\u201330 year service life with minimal maintenance.<\/p>\r\n\r\n\r\n\r\n<figure class=\"wp-block-image\"><img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"800\" class=\"wp-image-403\" src=\"https:\/\/ruhaimaterial.com\/wp-content\/uploads\/2026\/09\/prefab-expandable-house-exterior.jpg\" alt=\"prefab expandable house fully opened with steel frame and sandwich panels\" srcset=\"https:\/\/ruhaimaterial.com\/wp-content\/uploads\/2026\/09\/prefab-expandable-house-exterior.jpg 800w, https:\/\/ruhaimaterial.com\/wp-content\/uploads\/2026\/09\/prefab-expandable-house-exterior-300x300.jpg 300w, https:\/\/ruhaimaterial.com\/wp-content\/uploads\/2026\/09\/prefab-expandable-house-exterior-150x150.jpg 150w, https:\/\/ruhaimaterial.com\/wp-content\/uploads\/2026\/09\/prefab-expandable-house-exterior-768x768.jpg 768w, https:\/\/ruhaimaterial.com\/wp-content\/uploads\/2026\/09\/prefab-expandable-house-exterior-12x12.jpg 12w, https:\/\/ruhaimaterial.com\/wp-content\/uploads\/2026\/09\/prefab-expandable-house-exterior-600x600.jpg 600w, https:\/\/ruhaimaterial.com\/wp-content\/uploads\/2026\/09\/prefab-expandable-house-exterior-100x100.jpg 100w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading\">Key Features<\/h2>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li><strong>Fast deployment<\/strong> \u2014 simple unfolding installation saves construction time and labor cost<\/li>\r\n\r\n\r\n\r\n<li><strong>Flexible sizes<\/strong> \u2014 small \/ 20ft \/ 40ft models for different space requirements<\/li>\r\n\r\n\r\n\r\n<li><strong>Strong &amp; durable<\/strong> \u2014 galvanized steel main frame, service life up to 25\u201330 years<\/li>\r\n\r\n\r\n\r\n<li><strong>Customizable panels<\/strong> \u2014 50 \/ 70 \/ 100 \/ 125 mm sandwich panel options for any climate<\/li>\r\n\r\n\r\n\r\n<li><strong>Easy transport<\/strong> \u2014 folded flat for container shipment \u2014 big freight savings<\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading\">Application Scenarios: Who Is This Expandable Container House For?<\/h2>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">The prefab expandable house fits buyers who need usable space fast, at low cost:<\/p>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li><strong>Construction site office &amp; dormitory<\/strong> \u2014 site accommodation that ships compact and opens in hours<\/li>\r\n\r\n\r\n\r\n<li><strong>Camping &amp; vacation shelter<\/strong> \u2014 low-cost cabins for campsites and outdoor resorts<\/li>\r\n\r\n\r\n\r\n<li><strong>Temporary &amp; emergency housing<\/strong> \u2014 quarantine rooms, relief shelters and temporary residences<\/li>\r\n\r\n\r\n\r\n<li><strong>Portable caf\u00e9 &amp; small shop<\/strong> \u2014 fold-out retail space for events and roadside business<\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<figure class=\"wp-block-image\"><img decoding=\"async\" width=\"1024\" height=\"1024\" class=\"wp-image-404\" src=\"https:\/\/ruhaimaterial.com\/wp-content\/uploads\/2026\/09\/expandable-container-house-folded-shipping.png\" alt=\"Expandable container house folded flat for container shipping in factory\" srcset=\"https:\/\/ruhaimaterial.com\/wp-content\/uploads\/2026\/09\/expandable-container-house-folded-shipping.png 1024w, https:\/\/ruhaimaterial.com\/wp-content\/uploads\/2026\/09\/expandable-container-house-folded-shipping-300x300.png 300w, https:\/\/ruhaimaterial.com\/wp-content\/uploads\/2026\/09\/expandable-container-house-folded-shipping-150x150.png 150w, https:\/\/ruhaimaterial.com\/wp-content\/uploads\/2026\/09\/expandable-container-house-folded-shipping-768x768.png 768w, https:\/\/ruhaimaterial.com\/wp-content\/uploads\/2026\/09\/expandable-container-house-folded-shipping-12x12.png 12w, https:\/\/ruhaimaterial.com\/wp-content\/uploads\/2026\/09\/expandable-container-house-folded-shipping-600x600.png 600w, https:\/\/ruhaimaterial.com\/wp-content\/uploads\/2026\/09\/expandable-container-house-folded-shipping-100x100.png 100w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading\">Configuration Options<\/h2>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li><strong>Wall panels<\/strong> \u2014 50 \/ 70 \/ 100 \/ 125 mm sandwich panels by insulation requirement<\/li>\r\n\r\n\r\n\r\n<li><strong>Doors<\/strong> \u2014 stainless-steel security door \/ aluminium-alloy door \/ plastic-steel door<\/li>\r\n\r\n\r\n\r\n<li><strong>Windows<\/strong> \u2014 aluminium-alloy or plastic-steel windows<\/li>\r\n\r\n\r\n\r\n<li><strong>Layout<\/strong> \u2014 bedroom, office, bathroom and kitchen partitions per plan<\/li>\r\n\r\n\r\n\r\n<li><strong>Electrical &amp; plumbing<\/strong> \u2014 pre-installed wiring, lights and sanitary fittings<\/li>\r\n\r\n\r\n\r\n<li><strong>OEM service<\/strong> \u2014 layout, color, wiring and interior decoration adjusted to your project<\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading\">Product Specifications<\/h2>\r\n\r\n\r\n\r\n<figure class=\"wp-block-table\">\r\n<table>\r\n<tbody>\r\n<tr>\r\n<td><strong>Small size<\/strong><\/td>\r\n<td>5.9 \u00d7 4.95 \u00d7 2.5 m<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><strong>20ft size<\/strong><\/td>\r\n<td>5.9 \u00d7 6.47 \u00d7 2.5 m<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><strong>40ft size<\/strong><\/td>\r\n<td>11.8 \u00d7 6.47 \u00d7 2.53 m<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><strong>Main structure<\/strong><\/td>\r\n<td>steel frame &amp; sandwich panels<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><strong>Wall panel<\/strong><\/td>\r\n<td>50 \/ 70 \/ 100 \/ 125 mm sandwich panels<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><strong>Door &amp; window<\/strong><\/td>\r\n<td>security door options + aluminium\/plastic-steel windows<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><strong>Service life<\/strong><\/td>\r\n<td>25\u201330 years<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n<\/figure>\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading\">Certifications &amp; Quality Standards<\/h2>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">Ruhai Material is a direct manufacturer of prefab buildings and metal materials, serving customers in <strong>120+ countries since 2010<\/strong>. Our production and quality control system is certified to international standards:<\/p>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li><strong>ISO 9001<\/strong> \u2014 certified quality management system covering the full production process<\/li>\r\n\r\n\r\n\r\n<li><strong>CE<\/strong> \u2014 compliant products available for the European market<\/li>\r\n\r\n\r\n\r\n<li><strong>SGS<\/strong> \u2014 third-party inspection and factory audit available before shipment<\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<figure class=\"wp-block-image\"><img decoding=\"async\" width=\"533\" height=\"533\" class=\"wp-image-405\" src=\"https:\/\/ruhaimaterial.com\/wp-content\/uploads\/2026\/09\/expandable-container-house-glass-windows.png\" alt=\"Expandable container house with large glass windows and security door\" srcset=\"https:\/\/ruhaimaterial.com\/wp-content\/uploads\/2026\/09\/expandable-container-house-glass-windows.png 533w, https:\/\/ruhaimaterial.com\/wp-content\/uploads\/2026\/09\/expandable-container-house-glass-windows-300x300.png 300w, https:\/\/ruhaimaterial.com\/wp-content\/uploads\/2026\/09\/expandable-container-house-glass-windows-150x150.png 150w, https:\/\/ruhaimaterial.com\/wp-content\/uploads\/2026\/09\/expandable-container-house-glass-windows-12x12.png 12w, https:\/\/ruhaimaterial.com\/wp-content\/uploads\/2026\/09\/expandable-container-house-glass-windows-100x100.png 100w\" sizes=\"(max-width: 533px) 100vw, 533px\" \/><\/figure>\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading\">Frequently Asked Questions<\/h2>\r\n\r\n\r\n\r\n<h3 class=\"wp-block-heading\">How long does it take to install after delivery?<\/h3>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">The house unfolds and is ready within several hours with a small crew \u2014 no concrete pouring or complex construction work required.<\/p>\r\n\r\n\r\n\r\n<h3 class=\"wp-block-heading\">Can I choose different wall thickness?<\/h3>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">Yes. Sandwich panels are available in 50 mm, 70 mm, 100 mm and 125 mm to match your climate and insulation requirements.<\/p>\r\n\r\n\r\n\r\n<h3 class=\"wp-block-heading\">What is the service life of the expandable house?<\/h3>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">The galvanized steel frame provides a service life of 25\u201330 years under normal maintenance.<\/p>\r\n\r\n\r\n\r\n<h3 class=\"wp-block-heading\">Can doors, windows, color and layout be customized?<\/h3>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">Yes. OEM customization covers layout, door and window types, exterior color and the internal electrical system.<\/p>\r\n\r\n\r\n\r\n<h3 class=\"wp-block-heading\">How is it shipped?<\/h3>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">It is folded flat for sea container shipment, saving shipping space and freight cost to major ports worldwide.<\/p>\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading\">Request a Quote<\/h2>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">Send us your project requirements \u2014 size, layout, destination port and quantity \u2014 and our team replies with a quotation within one working day. MOQ is 1 set for all standard models.<\/p>\r\n\r\n\r\n\r\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\r\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/ruhaimaterial.com\/contact-us\/#inquiry\">Get a Free Quote for Your Project<\/a><\/div>\r\n<\/div>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">Prefer email? Write to <a href=\"mailto:manager@ruhaimaterial.com\"><strong>manager@ruhaimaterial.com<\/strong><\/a> directly.<\/p>\r\n\r\n<p>&nbsp;<\/p>","protected":false},"excerpt":{"rendered":"<p>Expandable prefab house with heavy steel frame and sandwich panel walls. Quick on-site unfolding installation with no heavy equipment. Multiple sizes: small, 20ft and 40ft. Widely used as site office, worker dormitory, camping shelter and temporary residence. Custom doors, windows and wall thickness options.<\/p>","protected":false},"featured_media":403,"comment_status":"open","ping_status":"closed","template":"","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"rank_math_title":"Prefab Expandable House | Fold-Out Modular Home","rank_math_description":"Prefab expandable house with steel frame and sandwich panel walls. Unfolds in hours on site \u2014 small, 20ft & 40ft sizes for site office, dormitory and camping. MOQ 1 set.","rank_math_focus_keyword":"prefab expandable house"},"product_brand":[],"product_cat":[40],"product_tag":[],"class_list":["post-427","product","type-product","status-publish","has-post-thumbnail","product_cat-expandable-container-house","desktop-align-left","tablet-align-left","mobile-align-left","first","instock","shipping-taxable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/ruhaimaterial.com\/zh_CN\/wp-json\/wp\/v2\/product\/427","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ruhaimaterial.com\/zh_CN\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/ruhaimaterial.com\/zh_CN\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/ruhaimaterial.com\/zh_CN\/wp-json\/wp\/v2\/comments?post=427"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ruhaimaterial.com\/zh_CN\/wp-json\/wp\/v2\/media\/403"}],"wp:attachment":[{"href":"https:\/\/ruhaimaterial.com\/zh_CN\/wp-json\/wp\/v2\/media?parent=427"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/ruhaimaterial.com\/zh_CN\/wp-json\/wp\/v2\/product_brand?post=427"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/ruhaimaterial.com\/zh_CN\/wp-json\/wp\/v2\/product_cat?post=427"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/ruhaimaterial.com\/zh_CN\/wp-json\/wp\/v2\/product_tag?post=427"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}