{"id":3528,"date":"2023-02-20T17:36:08","date_gmt":"2023-02-20T12:06:08","guid":{"rendered":"https:\/\/aluminiummagazine.com\/mag\/?p=3528"},"modified":"2026-04-03T13:40:51","modified_gmt":"2026-04-03T08:10:51","slug":"tempered-glass-for-windows","status":"publish","type":"post","link":"https:\/\/aluminiummagazine.com\/mag\/magazine\/tempered-glass-for-windows.html","title":{"rendered":"Why Is Tempered Glass (Toughened Glass) Recommended for Aluminium Windows?"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">When it comes to choosing the right glass for aluminium windows, <strong>tempered glass<\/strong> (also known as toughened glass) stands out as the gold standard for safety and durability. But what exactly makes it so special? Why do building codes across the world require it? And are there any hidden drawbacks you should know about before making a decision?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">This comprehensive guide covers everything you need to know about tempered glass for aluminum windows \u2014 from its manufacturing process and key benefits to its limitations, safety precautions, and little-known facts that could save you from costly mistakes.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>What Is Tempered Glass?<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Tempered glass, also called <strong>toughened glass<\/strong> or <strong>safety glass<\/strong>, undergoes a specialised thermal treatment to become <strong>four to five times stronger<\/strong> than ordinary annealed glass.<\/p><div class=\"pai-ad\" style=\"min-height:250px;visibility:hidden;\"><span style=\"display: block; text-align: center; font-size: 10px; margin: 0 0 10px 0; color: #999999;\">Ads<\/span>\r\n<!-- Display-300x250-1 -->\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:inline-block;width:300px;height:250px\"\r\n     data-ad-client=\"ca-pub-3838168351244230\"\r\n     data-ad-slot=\"9933646018\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>How it\u2019s made:<\/strong><br>Standard float glass is cut, shaped, and edge\u2011processed, then heated in a tempering furnace to ~600\u2013650\u202f\u00b0C. Immediately after, it is rapidly cooled (quenched) with high\u2011pressure air jets. This creates <strong>compressive stresses<\/strong> on the outer surfaces and <strong>tensile stresses<\/strong> inside \u2013 the secret to its strength and unique breakage pattern.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Why Is Tempered Glass Recommended ?<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Building codes worldwide mandate safety glazing in hazardous locations (doors, windows near the floor, large panels) because standard glass can cause severe injuries when broken. Tempered glass is the most common, cost\u2011effective way to meet those safety requirements while also delivering outstanding strength, thermal stability, and weather resistance.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Advantages of Tempered Glass for Aluminium Windows<\/strong><\/h3>\n\n\n\n<h4 class=\"wp-block-heading\">1. Superior Safety Upon Breakage<\/h4>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/aluminiummagazine.com\/mag\/wp-content\/uploads\/2023\/02\/shattered-tempered-glass-safety-fragments-1024x576.jpg\" alt=\"Broken tempered glass window shattered into small blunt cube-like pieces illustrating safety glass breakage pattern.\" class=\"wp-image-17613\" srcset=\"https:\/\/aluminiummagazine.com\/mag\/wp-content\/uploads\/2023\/02\/shattered-tempered-glass-safety-fragments-1024x576.jpg 1024w, https:\/\/aluminiummagazine.com\/mag\/wp-content\/uploads\/2023\/02\/shattered-tempered-glass-safety-fragments-300x169.jpg 300w, https:\/\/aluminiummagazine.com\/mag\/wp-content\/uploads\/2023\/02\/shattered-tempered-glass-safety-fragments-768x432.jpg 768w, https:\/\/aluminiummagazine.com\/mag\/wp-content\/uploads\/2023\/02\/shattered-tempered-glass-safety-fragments.jpg 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\"><em>Unlike standard glass that shatters into dangerous shards, tempered glass breaks into small, relatively harmless granules when impacted.<\/em><\/figcaption><\/figure>\n<\/div>\n\n\n<p class=\"wp-block-paragraph\">When annealed glass breaks, it forms large, razor\u2011sharp shards. Tempered glass breaks into <strong>small, blunt, cube\u2011like fragments<\/strong> \u2013 similar to car side windows. This dramatically reduces the risk of serious lacerations, making it essential for homes with children, elderly residents, or high\u2011traffic areas.<\/p><div class=\"pai-ad\" style=\"min-height:250px;visibility:hidden;\"><span style=\"display: block; text-align: center; font-size: 10px; margin: 0 0 10px 0; color: #999999;\">Ads<\/span>\r\n<!-- Display-300x250-1 -->\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:inline-block;width:300px;height:250px\"\r\n     data-ad-client=\"ca-pub-3838168351244230\"\r\n     data-ad-slot=\"9933646018\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script><\/div>\n\n\n\n<h4 class=\"wp-block-heading\">2. Exceptional Strength and Impact Resistance<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Four to five times stronger than standard glass, tempered glass provides excellent protection against:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Accidental impacts (furniture, toys, sports equipment)<\/li>\n\n\n\n<li>Windborne debris during storms<\/li>\n\n\n\n<li>General wear and tear over decades<\/li>\n<\/ul>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u26a0\ufe0f <strong>Security note:<\/strong> While tempered glass is hard to break, once it <em>does<\/em> shatter, the entire pane falls away \u2013 leaving the opening fully accessible. For high\u2011security applications (e.g., ground\u2011floor retail, burglary\u2011prone areas), <strong>laminated glass<\/strong> is a better deterrent.<\/p>\n<\/blockquote>\n\n\n\n<h4 class=\"wp-block-heading\">3. Outstanding Thermal Stability<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Standard annealed glass can typically handle temperature changes of only about 40\u202f\u00b0C before risking thermal fracture. Tempered glass can withstand changes of up to <strong>250\u202f\u00b0C<\/strong>. This makes it ideal for windows exposed to intense sunlight, sudden temperature drops, or desert climates where a cold window can be hit by blazing afternoon sun.<\/p><div class=\"pai-ad\" style=\"min-height:250px;visibility:hidden;\"><span style=\"display: block; text-align: center; font-size: 10px; margin: 0 0 10px 0; color: #999999;\">Ads<\/span>\r\n<!-- Display-300x250-1 -->\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:inline-block;width:300px;height:250px\"\r\n     data-ad-client=\"ca-pub-3838168351244230\"\r\n     data-ad-slot=\"9933646018\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script><\/div>\n\n\n\n<h4 class=\"wp-block-heading\">4. Enhanced Energy Efficiency (When Combined with IGUs)<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Tempered glass is often used as the outer pane in double\u2011 or triple\u2011glazed insulated glass units (IGUs), providing a strong, safe thermal barrier that lowers heating and cooling costs.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">5. Excellent Weather Resistance<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Its high strength resists wind loads, making it perfect for high\u2011rise buildings and cyclone\u2011prone regions. Paired with aluminium frames (strong, lightweight, corrosion\u2011resistant), the whole window system becomes exceptionally durable.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Disadvantages and Limitations of Tempered Glass<\/strong><\/h3>\n\n\n\n<h4 class=\"wp-block-heading\">1. Cannot Be Cut, Drilled, or Modified After Tempering<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Once tempered, <strong>no further cutting, drilling, or machining is possible<\/strong> \u2013 any attempt will shatter the glass instantly. All fabrication (cutting, hole drilling for handles, edge finishing) must be done <strong>before<\/strong> tempering.<br><em>Practical implication:<\/em> Measure twice, order once. Mistakes cannot be corrected after the glass is tempered.<\/p><div class=\"pai-ad\" style=\"min-height:250px;visibility:hidden;\"><span style=\"display: block; text-align: center; font-size: 10px; margin: 0 0 10px 0; color: #999999;\">Ads<\/span>\r\n<!-- Display-300x250-1 -->\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:inline-block;width:300px;height:250px\"\r\n     data-ad-client=\"ca-pub-3838168351244230\"\r\n     data-ad-slot=\"9933646018\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script><\/div>\n\n\n\n<h4 class=\"wp-block-heading\">2. Higher Cost<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Tempered glass costs more than annealed glass due to the extra manufacturing steps. However, for safety\u2011critical applications, the investment is almost always worthwhile.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">3. Vulnerability at Edges<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">While the <em>surface<\/em> is extremely strong, <strong>edges are vulnerable<\/strong>. Chips, cracks, or scratches along edges can compromise the entire panel. Proper edge finishing and careful handling are essential.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">4. Potential for Spontaneous Breakage (Nickel Sulfide Inclusions)<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>What causes it?<\/strong> Microscopic <strong>nickel sulfide (NiS)<\/strong> inclusions \u2013 tiny impurities from the float glass manufacturing process. Over time, these inclusions expand, creating internal stress that can cause the glass to shatter unpredictably, sometimes months or years after installation.<\/li>\n\n\n\n<li><strong>How common is it?<\/strong> Statistically low \u2013 approximately <strong>0.3\u20133%<\/strong> of tempered glass panels.<\/li>\n\n\n\n<li><strong>The solution:<\/strong> Specify <strong>heat\u2011soaked tempered glass<\/strong> (to EN 14179 or equivalent). The heat\u2011soak process (290\u202f\u00b0C for 2\u20113 hours) causes defective panels to break at the factory, reducing in\u2011service spontaneous breakage to <strong>near zero<\/strong>.<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">5. Flatness \/ Distortion<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">After tempering, some waviness may occur, which can be noticeable in reflective or highly polished applications.<\/p><div class=\"pai-ad\" style=\"min-height:250px;visibility:hidden;\"><span style=\"display: block; text-align: center; font-size: 10px; margin: 0 0 10px 0; color: #999999;\">Ads<\/span>\r\n<!-- Display-300x250-1 -->\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:inline-block;width:300px;height:250px\"\r\n     data-ad-client=\"ca-pub-3838168351244230\"\r\n     data-ad-slot=\"9933646018\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script><\/div>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Precautions You Must Know When Using Tempered Glass<\/strong><\/h2>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/aluminiummagazine.com\/mag\/wp-content\/uploads\/2023\/02\/tempered-glass-toughened-glass-for-aluminium-aluminum-windows-1024x576.jpg\" alt=\"Multiple layers of thick polished tempered glass panels showcasing edge quality and clarity for window manufacturing.\" class=\"wp-image-17610\" srcset=\"https:\/\/aluminiummagazine.com\/mag\/wp-content\/uploads\/2023\/02\/tempered-glass-toughened-glass-for-aluminium-aluminum-windows-1024x576.jpg 1024w, https:\/\/aluminiummagazine.com\/mag\/wp-content\/uploads\/2023\/02\/tempered-glass-toughened-glass-for-aluminium-aluminum-windows-300x169.jpg 300w, https:\/\/aluminiummagazine.com\/mag\/wp-content\/uploads\/2023\/02\/tempered-glass-toughened-glass-for-aluminium-aluminum-windows-768x432.jpg 768w, https:\/\/aluminiummagazine.com\/mag\/wp-content\/uploads\/2023\/02\/tempered-glass-toughened-glass-for-aluminium-aluminum-windows.jpg 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\"><em>Tempered glass, also known as toughened glass, is processed through extreme heating and rapid cooling to achieve 4-5 times the strength of regular glass.<\/em><\/figcaption><\/figure>\n<\/div>\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><em>Understanding the limitations above is the first step; the second is taking the right precautions during the installation phase to ensure the glass performs as intended.<\/em><\/p>\n<\/blockquote>\n\n\n\n<h4 class=\"wp-block-heading\">Before Installation<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Inspect every panel<\/strong> for scratches, chips, or edge defects.<\/li>\n\n\n\n<li><strong>Store glass upright<\/strong> with padding along all edges. Never stack materials directly against the glass.<\/li>\n\n\n\n<li><strong>Measure twice, order once<\/strong> \u2013 and specify any hardware holes (e.g., for handles) before tempering.<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">During Installation<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Handle with extreme care<\/strong> \u2013 use two capable people for large panels. Wear gloves, safety glasses, and non\u2011slip footwear.<\/li>\n\n\n\n<li><strong>Use rubber or nylon spacers<\/strong> between the glass and aluminium frame to absorb thermal expansion and prevent metal\u2011to\u2011glass contact.<\/li>\n\n\n\n<li><strong>Maintain proper clearances<\/strong> \u2013 a gap of 2\u20135\u202fmm between glass edge and frame.<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">During Use and Maintenance<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Avoid abrasive cleaners<\/strong> \u2013 they create micro\u2011scratches that can lead to breakage.<\/li>\n\n\n\n<li><strong>Inspect periodically<\/strong> after severe weather or nearby construction.<\/li>\n\n\n\n<li><strong>Regarding the 3C (or other mandatory) certification mark:<\/strong><br>In many countries (China, India, etc.), tempered glass must bear a permanent acid\u2011etched or sandblasted 3C mark. It cannot be \u201cscraped off\u201d. However, for high\u2011end residential projects where aesthetics matter, <strong>ask your supplier if the mark can be placed in a discrete corner<\/strong> (e.g., hidden by the frame) while still complying with local safety codes. Some jurisdictions also allow removable stickers \u2013 check with your local building authority.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>More Important Facts About Tempered Glass<\/strong><\/h3>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Fact 1:<\/strong> Tempered vs. Laminated Glass<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Tempered:<\/strong> Heat\u2011treated for strength; breaks into small, blunt fragments. Best for impact resistance and thermal stability.<\/li>\n\n\n\n<li><strong>Laminated:<\/strong> Two glass layers bonded with a PVB interlayer; glass sticks to the interlayer when broken. Better for security (stays intact) and sound insulation, but more expensive.<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Fact 2:<\/strong> Heat\u2011Strengthened Glass Is NOT Safety Glass<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Heat\u2011strengthened glass is twice as strong as annealed glass but breaks into large, sharp shards. It is <strong>not<\/strong> a safety glass and should not be used in hazardous locations.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Fact 3:<\/strong> Building Codes Mandate Tempered Glass in Specific Locations<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Typical hazardous locations include:<\/p><div class=\"pai-ad\" style=\"min-height:250px;visibility:hidden;\"><span style=\"display: block; text-align: center; font-size: 10px; margin: 0 0 10px 0; color: #999999;\">Ads<\/span>\r\n<!-- Display-300x250-1 -->\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:inline-block;width:300px;height:250px\"\r\n     data-ad-client=\"ca-pub-3838168351244230\"\r\n     data-ad-slot=\"9933646018\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script><\/div>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Windows and doors within 800\u202fmm of the floor<\/li>\n\n\n\n<li>Glass panels larger than 0.5\u202fm\u00b2<\/li>\n\n\n\n<li>Areas near bathtubs, showers, pools, stairways<\/li>\n\n\n\n<li>Louvered windows<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Tempered glass must meet minimum surface compression (e.g., 10,000\u202fpsi \/ 69\u202fMPa for 6\u202fmm glass).<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Fact 4:<\/strong> Tempered Glass Can Have Low\u2011E Coatings<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Low\u2011E (low emissivity) coatings can be applied before tempering, giving you the energy efficiency of Low\u2011E glass <em>plus<\/em> the safety and strength of tempered glass.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Fact 5:<\/strong> The Heat\u2011Soak Test Virtually Eliminates Spontaneous Breakage<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">For critical applications (high\u2011rise buildings, public facilities, overhead glazing), always specify <strong>heat\u2011soaked tempered glass<\/strong>. The extra cost is small compared to the peace of mind.<\/p><div class=\"pai-ad\" style=\"min-height:250px;visibility:hidden;\"><span style=\"display: block; text-align: center; font-size: 10px; margin: 0 0 10px 0; color: #999999;\">Ads<\/span>\r\n<!-- Display-300x250-1 -->\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:inline-block;width:300px;height:250px\"\r\n     data-ad-client=\"ca-pub-3838168351244230\"\r\n     data-ad-slot=\"9933646018\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script><\/div>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Fact 6:<\/strong> Insulating Glass Units Require Both Panes to Be Tempered<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">If you use tempered glass in a double\u2011glazed IGU, <strong>both panes must be tempered<\/strong> to qualify as a safety glazing unit.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Recommended Reading from Aluminium Magazine<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">For more detailed information on glass selection for aluminum windows and doors, explore these authoritative articles:<\/p>\n\n\n\n<ol start=\"1\" class=\"wp-block-list\">\n<li><strong><a href=\"https:\/\/aluminiummagazine.com\/mag\/glass\/what-is-tempered-glass.html\" target=\"_blank\" rel=\"noreferrer noopener\">What is Tempered Glass?<\/a><\/strong> \u2013 A comprehensive overview of manufacturing, properties, and applications.<\/li>\n\n\n\n<li><strong><a href=\"https:\/\/aluminiummagazine.com\/mag\/glass\/causes-of-broken-tempered-glass.html\" target=\"_blank\" rel=\"noreferrer noopener\">Causes of Broken Tempered Glass<\/a><\/strong> \u2013 Learn why tempered glass fails and how to prevent it.<\/li>\n\n\n\n<li><strong><a href=\"https:\/\/aluminiummagazine.com\/mag\/magazine\/toughened-glass-or-laminated-glass-for-aluminium-profiles.html\" target=\"_blank\" rel=\"noreferrer noopener\">Toughened Glass or Laminated Glass for Aluminum Profiles<\/a><\/strong> \u2013 A direct comparison to help you choose the right safety glass.<\/li>\n\n\n\n<li><strong><a href=\"https:\/\/aluminiummagazine.com\/mag\/glass\/types-of-glass-aluminium-doors-windows.html\" target=\"_blank\" rel=\"noreferrer noopener\">Types of Glass for Aluminum Doors and Windows<\/a><\/strong> \u2013 Complete guide to Low\u2011E, frosted, reflective, patterned glass, and more.<\/li>\n\n\n\n<li><strong><a href=\"https:\/\/aluminiummagazine.com\/mag\/glass\/best-aluminum-window-glass-hot-climates-energy-efficient.html\" target=\"_blank\" rel=\"noreferrer noopener\">Best Aluminum Window Glass for Hot Climates<\/a><\/strong> \u2013 Climate\u2011specific recommendations for tropical and desert regions.<\/li>\n<\/ol>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Final Verdict:<\/strong> Is Tempered Glass Right for Your Aluminum Windows?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>For the vast majority of residential and commercial applications \u2013 yes.<\/strong><\/p><div class=\"pai-ad\" style=\"min-height:250px;visibility:hidden;\"><span style=\"display: block; text-align: center; font-size: 10px; margin: 0 0 10px 0; color: #999999;\">Ads<\/span>\r\n<!-- Display-300x250-1 -->\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:inline-block;width:300px;height:250px\"\r\n     data-ad-client=\"ca-pub-3838168351244230\"\r\n     data-ad-slot=\"9933646018\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">Tempered glass offers an unmatched combination of safety, strength, thermal stability, and durability. The higher upfront cost is justified by the peace of mind that comes from knowing your windows will break safely if accidentally shattered.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Exceptions:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>High security<\/strong> \u2192 Use laminated glass (or a tempered + laminated combination).<\/li>\n\n\n\n<li><strong>Overhead \/ sloped glazing<\/strong> \u2192 Laminated glass is often preferred (prevents falling fragments).<\/li>\n\n\n\n<li><strong>Zero tolerance for spontaneous breakage<\/strong> \u2192 Specify heat\u2011soaked tempered glass.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Before ordering, consult a qualified glass supplier or window fabricator to review your local building codes, climate conditions, and aesthetic requirements. With proper specification, handling, and installation, tempered glass will provide decades of safe, reliable service.<\/p><div class=\"pai-ad\" style=\"min-height:250px;visibility:hidden;\"><span style=\"display: block; text-align: center; font-size: 10px; margin: 0 0 10px 0; color: #999999;\">Ads<\/span>\r\n<!-- Display-300x250-1 -->\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:inline-block;width:300px;height:250px\"\r\n     data-ad-client=\"ca-pub-3838168351244230\"\r\n     data-ad-slot=\"9933646018\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script><\/div><script>document.addEventListener(\"DOMContentLoaded\",function(){\n        if(window.innerWidth <= 768){\n            if (\"immediate\" === \"delay\") {\n                setTimeout(function(){document.querySelectorAll(\".pai-ad\").forEach(el=>el.style.visibility=\"visible\")},0);\n            } else if (\"immediate\" === \"scroll\") {\n                window.addEventListener(\"scroll\",function(){\n                    let s=window.scrollY\/(document.body.scrollHeight-window.innerHeight);\n                    if(s>0.1){\n                        document.querySelectorAll(\".pai-ad\").forEach(el=>el.style.visibility=\"visible\");\n                    }\n                });\n            } else {\n                document.querySelectorAll(\".pai-ad\").forEach(el=>el.style.visibility=\"visible\");\n            }\n        } else {\n            document.querySelectorAll(\".pai-ad\").forEach(el=>el.remove());\n        }\n    });<\/script>","protected":false},"excerpt":{"rendered":"<p>When it comes to choosing the right glass for aluminium windows, tempered glass (also known as toughened glass) stands out as the gold standard for safety and durability. But what exactly makes it so special? Why do building codes across the world require it? And are there any hidden drawbacks you should know about before &#8230; <a title=\"Why Is Tempered Glass (Toughened Glass) Recommended for Aluminium Windows?\" class=\"read-more\" href=\"https:\/\/aluminiummagazine.com\/mag\/magazine\/tempered-glass-for-windows.html\" aria-label=\"Read more about Why Is Tempered Glass (Toughened Glass) Recommended for Aluminium Windows?\">Read more<\/a><\/p>\n","protected":false},"author":12,"featured_media":17615,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1804,434],"tags":[4139],"class_list":["post-3528","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-magazine","category-glass","tag-tempered-glass"],"_links":{"self":[{"href":"https:\/\/aluminiummagazine.com\/mag\/wp-json\/wp\/v2\/posts\/3528","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/aluminiummagazine.com\/mag\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/aluminiummagazine.com\/mag\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/aluminiummagazine.com\/mag\/wp-json\/wp\/v2\/users\/12"}],"replies":[{"embeddable":true,"href":"https:\/\/aluminiummagazine.com\/mag\/wp-json\/wp\/v2\/comments?post=3528"}],"version-history":[{"count":0,"href":"https:\/\/aluminiummagazine.com\/mag\/wp-json\/wp\/v2\/posts\/3528\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/aluminiummagazine.com\/mag\/wp-json\/wp\/v2\/media\/17615"}],"wp:attachment":[{"href":"https:\/\/aluminiummagazine.com\/mag\/wp-json\/wp\/v2\/media?parent=3528"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/aluminiummagazine.com\/mag\/wp-json\/wp\/v2\/categories?post=3528"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/aluminiummagazine.com\/mag\/wp-json\/wp\/v2\/tags?post=3528"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}