{"id":1131,"date":"2016-02-22T10:25:26","date_gmt":"2016-02-22T09:25:26","guid":{"rendered":"http:\/\/www.olda.com\/wordpress\/en\/beslag\/automatic-flush-bolt-28-hz\/"},"modified":"2026-03-30T15:54:50","modified_gmt":"2026-03-30T13:54:50","slug":"automatic-flush-bolt-olda-28-hza","status":"publish","type":"product","link":"https:\/\/www.olda.com\/en\/fittings\/automatic-flush-bolt-olda-28-hza\/","title":{"rendered":"Automatic flush bolt <br>OLDA 28 HZA"},"content":{"rendered":"","protected":false},"excerpt":{"rendered":"<h6><em>note. This product was previously called 28 HZ<\/em><\/h6>\n<h4>Function:<\/h4>\n<p>Automatic, single action flush bolt for non-spring-loaded bolting of passive door leaf in double doors.<\/p>\n<h4>Features:<\/h4>\n<p>OLDA 28 HZA is bolted and unbolted automatically and has bolt diameter 10 mm, backset 12 mm and forend width 25 mm.<\/p>\n<p>Same dimensions as manual flush bolt OLDA 30 HZM.<\/p>\n<p>Manufactured in steel. Coating: electro zinc plating.<\/p>\n<h4>Usage:<\/h4>\n<p>To be recessed into wooden doors, both up and\/or down in the edge of passive door leaves.<\/p>\n<h4>Installation:<\/h4>\n<p>OLDA 28 HZA is fitted recessed in the edge of the door, <span data-teams=\"true\">with cut-out (flush) or without cut-out for the forend<\/span>.<\/p>\n<p>Fixed with four screws.<\/p>\n<p><em>OLDA <a href=\"https:\/\/www.olda.com\/docs\/olda-flush-bolt-type-1-L-R-jpg\/\" target=\"_blank\" rel=\"noopener\"><strong>type 1<\/strong><\/a> automatic flush bolt is fitted upper right and lower left in passive door leaf.<\/em><\/p>\n<p><em>OLDA <a href=\"https:\/\/www.olda.com\/docs\/olda-flush-bolt-type-2-L-R-jpg\/\" target=\"_blank\" rel=\"noopener\"><strong>type 2<\/strong><\/a> automatic flush bolt is fitted lower right and upper left in passive door leaf.<\/em><\/p>\n<h4>Accessories:<\/h4>\n<p>Lock plate LP 10.<\/p>\n<p>Strike plate SP 10.<\/p>\n<h4>Specification:<\/h4>\n<ul>\n<li>Automatic, single action and non-spring-loaded bolt function<\/li>\n<li>Bolt:\n<ul>\n<li>diameter: 10 mm<\/li>\n<li>projection: 13 mm<\/li>\n<li>adjustability: -1 \/ +12 mm<\/li>\n<\/ul>\n<\/li>\n<li>Round electro zinc plated forend in steel<\/li>\n<li>Product:\n<ul>\n<li>width: 25 mm<\/li>\n<li>height: 168 mm<\/li>\n<li>depth: 20 mm<\/li>\n<li>forend thickness: 2 mm<\/li>\n<\/ul>\n<\/li>\n<li>Backset including forend: 12 mm<\/li>\n<li>Installation: in door leaf edge\n<ul>\n<li><em>fixed with electro zinc plated screws, countersunk (rec. dim. 3,5\u00d740 mm), 4 pcs.<\/em><\/li>\n<\/ul>\n<\/li>\n<li>Accessories: Lock plate LP 10\n<ul>\n<li><em>fastened with electro zinc plated screws, countersunk (rec. dim. 3,5\u00d716 mm), 4 pcs.<br \/>\n<\/em><\/li>\n<\/ul>\n<\/li>\n<li>Strike plate SP 10.\n<ul>\n<li><em>fastened with copper plated nails (rec. dim. 1\u00d715 mm), 3 pcs.<\/em><\/li>\n<\/ul>\n<\/li>\n<li>Material: steel<\/li>\n<li>Coating: electro zinc plating<\/li>\n<\/ul>\n<h4>Product ID:<\/h4>\n<h5>OLDA 28 HZA:<\/h5>\n<ul>\n<li>type 1: <strong>10-028-1000-11xx<\/strong><\/li>\n<li>type 2: <strong>10-028-2000-11xx<\/strong><\/li>\n<\/ul>\n<p style=\"padding-left: 40px;\"><em>note. Accessories and screws for installation are ordered separately, or as a part of different product KITs.<\/em><\/p>\n<h4>Alternative versions:<\/h4>\n<p><a href=\"https:\/\/www.olda.com\/en\/fittings\/automatic-flush-bolt-olda-28-hz-extended-bolt\/\">OLDA 28 HZA with extended bolt<\/a><\/p>\n<h4>Related products:<\/h4>\n<p><a href=\"https:\/\/www.olda.com\/en\/fittings\/manual-flush-bolt-olda-30-hz\/\">OLDA 30 HZM with standard bolt<br \/>\n<em>\u2013 manual flush bolt, also with forend width 25 mm<\/em><\/a><\/p>\n<p><a href=\"https:\/\/www.olda.com\/en\/fittings\/manual-flush-bolt-olda-30-hz-extended-bolt\/\">OLDA 30 HZM with extended bolt<br \/>\n<em>\u2013 manual flush bolt, also with forend width 25 mm<\/em><\/a><\/p>\n<h4>Complementary products:<\/h4>\n<p><a href=\"https:\/\/www.olda.com\/en\/product-category\/flush-bolts\/accessories\/\">OLDA accessories for flush bolts<\/a><\/p>\n<p><a href=\"https:\/\/www.olda.com\/en\/fittings\/dust-excluding-floor-socket-olda-fs\/\">OLDA FS 12 and 15<\/a><em><a href=\"https:\/\/www.olda.com\/en\/fittings\/dust-excluding-floor-socket-olda-fs\/\"><br \/>\n\u2013 stainless-steel dust-excluding floor sockets for screw fitting.<\/a><\/em><\/p>\n<p><a href=\"https:\/\/www.olda.com\/en\/fittings\/dust-excluding-floor-socket-olda-fs-r\/\">OLDA FS R12 and R15<\/a><em><a href=\"https:\/\/www.olda.com\/en\/fittings\/dust-excluding-floor-socket-olda-fs-r\/\"><br \/>\n\u2013 stainless-steel dust-excluding round floor sockets especially designed for gluing.<\/a><\/em><\/p>\n<h4>Also see:<\/h4>\n<p><a href=\"https:\/\/www.olda.com\/docs\/olda-flush-bolt-type-pdf\/\" target=\"_blank\" rel=\"noopener\">Type of OLDA flush bolt &#8211; guide (pdf)<\/a><em><br \/>\n<\/em><\/p>\n<p><a href=\"https:\/\/www.olda.com\/docs\/olda-flush-bolt-guide-pdf\/\" target=\"_blank\" rel=\"noopener\">OLDA Flush bolt guide (pdf)<\/a><\/p>\n<p><a href=\"https:\/\/www.olda.com\/en\/fitting-school\/\">OLDA Fittings school<\/a><\/p>\n<p><a href=\"https:\/\/www.olda.com\/docs\/olda-accessory-guide-pdf\/\" target=\"_blank\" rel=\"noopener\">Accessory guide OLDA (pdf)<\/a><\/p>\n<h4>Documents:<\/h4>\n<pre><strong>product documents<\/strong>\r\n\r\n<em>product leaflet<\/em>\r\npdf: <a href=\"https:\/\/www.olda.com\/docs\/olda-28-hza-t1-prod-en-pdf\/\" target=\"_blank\" rel=\"noopener\">28 HZA type1<\/a>   \/   <a href=\"https:\/\/www.olda.com\/docs\/olda-28-hza-t2-prod-en-pdf\/\" target=\"_blank\" rel=\"noopener\">28 HZA type2<\/a>\r\n\r\n<em>dimensions<\/em>\r\npdf: <a href=\"https:\/\/www.olda.com\/docs\/olda-28-hza-t1-cad-dd-pdf-2d\/\" target=\"_blank\" rel=\"noopener\">28 HZA type1<\/a>   \/   <a href=\"https:\/\/www.olda.com\/docs\/olda-28-hza-t2-cad-dd-pdf-2d\/\" target=\"_blank\" rel=\"noopener\">28 HZA type2<\/a>\r\n\r\n<em>installation<\/em>\r\n - with forend cut-out:\r\npdf: <a href=\"https:\/\/www.olda.com\/docs\/olda-28-hza-t1-mg-int-pdf\/\" target=\"_blank\" rel=\"noopener\">28 HZA type1<\/a>   \/   <a href=\"https:\/\/www.olda.com\/docs\/olda-28-hza-t2-mg-int-pdf\/\" target=\"_blank\" rel=\"noopener\">28 HZA type2<\/a>\r\n - without forend cut-out:\r\npdf: <a href=\"https:\/\/www.olda.com\/docs\/olda-28-hza-t1-mg-ext-pdf\/\" target=\"_blank\" rel=\"noopener\">28 HZA type1<\/a>   \/   <a href=\"https:\/\/www.olda.com\/docs\/olda-28-hza-t2-mg-ext-pdf\/\" target=\"_blank\" rel=\"noopener\">28 HZA type2<\/a>\r\n<\/pre>\n<pre><strong>product views - 2D<\/strong>\r\n\r\npdf: <a href=\"https:\/\/www.olda.com\/docs\/olda-28-hza-t1-cad-vd-pdf-2d\/\" target=\"_blank\" rel=\"noopener\">28 HZA type1<\/a>   \/   <a href=\"https:\/\/www.olda.com\/docs\/olda-28-hza-t2-cad-vd-pdf-2d\/\" target=\"_blank\" rel=\"noopener\">28 HZA type2<\/a>\r\ndxf: <a href=\"https:\/\/www.olda.com\/docs\/olda-28-hza-t1-cad-vd-dxf-2d\/\" target=\"_blank\" rel=\"noopener\">28 HZA type1<\/a>   \/   <a href=\"https:\/\/www.olda.com\/docs\/olda-28-hza-t2-cad-vd-dxf-2d\/\" target=\"_blank\" rel=\"noopener\">28 HZA type2<\/a>\r\ndwg: <a href=\"https:\/\/www.olda.com\/docs\/olda-28-hza-t1-cad-vd-dwg-2d\/\" target=\"_blank\" rel=\"noopener\">28 HZA type1<\/a>   \/   <a href=\"https:\/\/www.olda.com\/docs\/olda-28-hza-t2-cad-vd-dwg-2d\/\" target=\"_blank\" rel=\"noopener\">28 HZA type2<\/a>\r\n<\/pre>\n<pre><strong>product models - 3D<\/strong>\r\n\r\nstp: <a href=\"https:\/\/www.olda.com\/docs\/olda-28-hza-t1-cad-stp-3d\/\" target=\"_blank\" rel=\"noopener\">28 HZA type1<\/a>   \/   <a href=\"https:\/\/www.olda.com\/docs\/olda-28-hza-t2-cad-stp-3d\/\" target=\"_blank\" rel=\"noopener\">28 HZA type2<\/a>\r\nigs: <a href=\"https:\/\/www.olda.com\/docs\/olda-28-hza-t1-cad-igs-3d\/\" target=\"_blank\" rel=\"noopener\">28 HZA type1<\/a>   \/   <a href=\"https:\/\/www.olda.com\/docs\/olda-28-hza-t2-cad-igs-3d\/\" target=\"_blank\" rel=\"noopener\">28 HZA type2<\/a>\r\ndwg: <a href=\"https:\/\/www.olda.com\/docs\/olda-28-hza-t1-cad-dwg-3d\/\" target=\"_blank\" rel=\"noopener\">28 HZA type1<\/a>   \/   <a href=\"https:\/\/www.olda.com\/docs\/olda-28-hza-t2-cad-dwg-3d\/\" target=\"_blank\" rel=\"noopener\">28 HZA type2<\/a>\r\nsat: <a href=\"https:\/\/www.olda.com\/docs\/olda-28-hza-t1-cad-sat-3d\/\" target=\"_blank\" rel=\"noopener\">28 HZA type1<\/a>   \/   <a href=\"https:\/\/www.olda.com\/docs\/olda-28-hza-t2-cad-sat-3d\/\" target=\"_blank\" rel=\"noopener\">28 HZA type2<\/a>\r\nipt: <a href=\"https:\/\/www.olda.com\/docs\/olda-28-hza-t1-cad-ipt-3d\/\" target=\"_blank\" rel=\"noopener\">28 HZA type1<\/a>   \/   <a href=\"https:\/\/www.olda.com\/docs\/olda-28-hza-t2-cad-ipt-3d\/\" target=\"_blank\" rel=\"noopener\">28 HZA type2<\/a>\r\nstl: <a href=\"https:\/\/www.olda.com\/docs\/olda-28-hza-t1-cad-stl-3d\/\" target=\"_blank\" rel=\"noopener\">28 HZA type1<\/a>   \/   <a href=\"https:\/\/www.olda.com\/docs\/olda-28-hza-t2-cad-stl-3d\/\" target=\"_blank\" rel=\"noopener\">28 HZA type2<\/a>\r\n\r\npdf 3D: <a href=\"https:\/\/www.olda.com\/docs\/olda-28-hza-t1-cad-pdf-3d\/\" target=\"_blank\" rel=\"noopener\">28 HZA type1<\/a>   \/   <a href=\"https:\/\/www.olda.com\/docs\/olda-28-hza-t2-cad-pdf-3d\/\" target=\"_blank\" rel=\"noopener\">28 HZA type2<\/a>\r\n<\/pre>\n","protected":false},"featured_media":8463,"template":"","meta":[],"product_brand":[],"product_cat":[68],"product_tag":[],"class_list":{"0":"post-1131","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-flush-bolts","8":"first","9":"instock","10":"shipping-taxable","11":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/www.olda.com\/en\/wp-json\/wp\/v2\/product\/1131","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.olda.com\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.olda.com\/en\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.olda.com\/en\/wp-json\/wp\/v2\/media\/8463"}],"wp:attachment":[{"href":"https:\/\/www.olda.com\/en\/wp-json\/wp\/v2\/media?parent=1131"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.olda.com\/en\/wp-json\/wp\/v2\/product_brand?post=1131"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.olda.com\/en\/wp-json\/wp\/v2\/product_cat?post=1131"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.olda.com\/en\/wp-json\/wp\/v2\/product_tag?post=1131"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}