{"id":21669,"date":"2025-05-29T10:24:22","date_gmt":"2025-05-29T08:24:22","guid":{"rendered":"https:\/\/redverde.es\/tienda\/cal-aerea\/"},"modified":"2026-07-24T13:04:32","modified_gmt":"2026-07-24T11:04:32","slug":"air-lime-calcium-hydroxide","status":"publish","type":"product","link":"https:\/\/redverde.es\/en\/shop\/air-lime-calcium-hydroxide\/","title":{"rendered":"Air Lime &#8211; Calcium Hydroxide"},"content":{"rendered":"<p><strong>USE:<\/strong> Execution of plasters and renders on: &#8211; Brick or stone masonry substrates with pre-existing air lime mortar (Rehabilitation and restoration). &#8211; Brick or stone masonry substrates in new construction. &#8211; Rammed earth and\/or adobe or BTC substrates. Pozzolanic additive can be used in the final mortar mix. &nbsp; <strong>TECHNICAL INFORMATION:<\/strong> <\/p>\n<ul>\n<li>Apparent density: 1.20 to 1.30 g\/cm3 (UNE EN 1015-6)<\/li>\n<li>Granulometry: 40 microns &#8211; 1 mm<\/li>\n<li>Whiteness Index CIE System: L*= 97 a* =-0.09 b* = 1.22<\/li>\n<li>Max. size of the paste particle &lt;1mm<\/li>\n<li>Performance by thickness: depending on the application<\/li>\n<li>Fire resistance: A1 (UNE EN 13501-1)<\/li>\n<li>Permeable to water vapor: 14.7 (\u03bc) (UNE EN 1015-19)<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Calcium hydroxide (Air Lime) in the form of a fine white powder. This is a hydrated lime powder, the result of firing limestone with a purity of up to 99% calcium carbonate. It is mainly used in the preparation of mortars and for rendering (thick layer) and plastering (thin layer). <strong>Benefits for your Projects:<\/strong> <\/p>\n<ul>\n<li><strong>Superior Breathability:<\/strong> Allows walls to &#8220;breathe,&#8221; regulating ambient humidity and preventing condensation and mold problems. Ideal for humid climates or for improving indoor air quality.<\/li>\n<li><strong>Healthy Environments:<\/strong> As a natural and alkaline product, it acts as a natural fungicide and bactericide, contributing to creating more hygienic and healthy spaces.<\/li>\n<li><strong>Aesthetic and Versatile Finishes:<\/strong> Offers a matte, warm, and silky finish, characteristic of traditional buildings. It is the perfect base for plasters, stucco, lime paints, and mortars, allowing for a wide variety of textures and tones.<\/li>\n<li><strong>Durability and Resistance:<\/strong> Surfaces treated with air lime develop great resistance to the passage of time and inclement weather, resulting in a longer lifespan for your finishes.<\/li>\n<li><strong>Sustainability and Tradition:<\/strong> A product with centuries of history in construction, recognized for its low environmental impact and its ability to create buildings that last.<\/li>\n<\/ul>\n<p> &nbsp; <strong>Format:<\/strong> 12 kg bag <strong>For more information about the product, please consult the TECHNICAL DATA SHEET.<\/strong><\/p>\n","protected":false},"featured_media":21670,"comment_status":"open","ping_status":"closed","template":"","meta":{"_seopress_titles_title":"","_seopress_titles_desc":"","_seopress_robots_index":"","_seopress_robots_follow":"","_seopress_robots_imageindex":"","_seopress_robots_snippet":"","_seopress_robots_primary_cat":"","_seopress_robots_breadcrumbs":"","_seopress_robots_freeze_modified_date":"","_seopress_robots_custom_modified_date":"","_seopress_robots_canonical":"","_seopress_social_fb_title":"","_seopress_social_fb_desc":"","_seopress_social_fb_img":"","_seopress_social_fb_img_attachment_id":0,"_seopress_social_fb_img_width":0,"_seopress_social_fb_img_height":0,"_seopress_social_twitter_title":"","_seopress_social_twitter_desc":"","_seopress_social_twitter_img":"","_seopress_social_twitter_img_attachment_id":0,"_seopress_social_twitter_img_width":0,"_seopress_social_twitter_img_height":0,"_seopress_redirections_value":"","_seopress_redirections_enabled":"","_seopress_redirections_enabled_regex":"","_seopress_redirections_logged_status":"","_seopress_redirections_param":"","_seopress_redirections_type":0,"_seopress_analysis_target_kw":"","_ayudawp_aiss_exclude":false,"_ayudawp_aiss_exclude_summary":false,"_ayudawp_aiss_summary":"","_ayudawp_aiss_summary_provider":"","_ayudawp_aiss_summary_hash":"","_joinchat":[]},"product_brand":[1173],"product_cat":[842,785],"product_tag":[],"plantillas":[],"test-productos":[],"class_list":{"0":"post-21669","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_brand-calestep","7":"product_cat-air-limes","8":"product_cat-limes-and-plasters","10":"first","11":"instock","12":"taxable","13":"shipping-taxable","14":"purchasable","15":"product-type-simple"},"wcpa_form_fields":null,"_links":{"self":[{"href":"https:\/\/redverde.es\/en\/wp-json\/wp\/v2\/product\/21669","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/redverde.es\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/redverde.es\/en\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/redverde.es\/en\/wp-json\/wp\/v2\/comments?post=21669"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/redverde.es\/en\/wp-json\/wp\/v2\/media\/21670"}],"wp:attachment":[{"href":"https:\/\/redverde.es\/en\/wp-json\/wp\/v2\/media?parent=21669"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/redverde.es\/en\/wp-json\/wp\/v2\/product_brand?post=21669"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/redverde.es\/en\/wp-json\/wp\/v2\/product_cat?post=21669"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/redverde.es\/en\/wp-json\/wp\/v2\/product_tag?post=21669"},{"taxonomy":"plantillas","embeddable":true,"href":"https:\/\/redverde.es\/en\/wp-json\/wp\/v2\/plantillas?post=21669"},{"taxonomy":"test-productos","embeddable":true,"href":"https:\/\/redverde.es\/en\/wp-json\/wp\/v2\/test-productos?post=21669"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}