

{"id":4992,"date":"2025-03-11T08:55:26","date_gmt":"2025-03-11T05:55:26","guid":{"rendered":"https:\/\/www.sammler.gr\/en\/?post_type=product&#038;p=4992"},"modified":"2026-03-06T08:21:26","modified_gmt":"2026-03-06T05:21:26","slug":"seira-bt-2","status":"publish","type":"product","link":"https:\/\/www.sammler.gr\/en\/product\/oikiaka-proionta\/dexamenes\/seira-bt\/seira-bt-2\/","title":{"rendered":"&#8220;BTxxx&#8221; series"},"content":{"rendered":"<p>[vc_section full_width=&#8221;stretch_row_content&#8221;][vc_row full_width=&#8221;stretch_row_content_no_spaces&#8221;][vc_column][vc_tta_tabs spacing=&#8221;4&#8243; alignment=&#8221;center&#8221; active_section=&#8221;1&#8243; el_class=&#8221;customtabtop&#8221; css=&#8221;.vc_custom_1605623057096{background-color: #ffffff !important;}&#8221;][vc_tta_section i_position=&#8221;right&#8221; i_type=&#8221;openiconic&#8221; i_icon_openiconic=&#8221;oi oi-bug&#8221; add_icon=&#8221;true&#8221; title=&#8221;OPTIONS&#8221; tab_id=&#8221;1605622281098-17ad7084-d468cf5b-78e6&#8243; el_class=&#8221;customtab&#8221;][vc_row_inner][vc_column_inner][vc_custom_heading text=&#8221;SERIES BT&#8221; font_container=&#8221;tag:h2|font_size:14px|text_align:center|color:%23f1641e&#8221; google_fonts=&#8221;font_family:Ubuntu%3A300%2C300italic%2Cregular%2Citalic%2C500%2C500italic%2C700%2C700italic|font_style:300%20light%20regular%3A300%3Anormal&#8221; el_class=&#8221;headtab1&#8243;][vc_custom_heading text=&#8221;OPTIONS&#8221; font_container=&#8221;tag:h2|font_size:24px|text_align:center|color:%23959595&#8243; google_fonts=&#8221;font_family:Ubuntu%3A300%2C300italic%2Cregular%2Citalic%2C500%2C500italic%2C700%2C700italic|font_style:300%20light%20regular%3A300%3Anormal&#8221; el_class=&#8221;headtab2&#8243;][vc_column_text el_class=&#8221;tabtext&#8221;][\/vc_column_text][\/vc_column_inner][\/vc_row_inner][vc_row_inner el_class=&#8221;bottomthree&#8221;][vc_column_inner el_class=&#8221;sixphotos&#8221; width=&#8221;1\/2&#8243; css=&#8221;.vc_custom_1605713421890{background-color: #e1e2e4 !important;}&#8221;][vc_custom_heading text=&#8221;<strong>Available with<br \/>\ninternal enamel coating<\/strong>&#8221; font_container=&#8221;tag:h2|font_size:14px|text_align:center|color:%23686868&#8243; google_fonts=&#8221;font_family:Ubuntu%3A300%2C300italic%2Cregular%2Citalic%2C500%2C500italic%2C700%2C700italic|font_style:300%20light%20regular%3A300%3Anormal&#8221; el_class=&#8221;imgtabtitle&#8221; css=&#8221;.vc_custom_1769105589734{padding-top: 10px !important;}&#8221;][vc_single_image image=&#8221;3383&#8243; img_size=&#8221;medium&#8221; alignment=&#8221;center&#8221;][\/vc_column_inner][vc_column_inner el_class=&#8221;sixphotos&#8221; width=&#8221;1\/2&#8243; css=&#8221;.vc_custom_1605713430017{background-color: #e1e2e4 !important;}&#8221;][vc_custom_heading text=&#8221;<strong>Available without<br \/>\ninternal enamel coating<\/strong>&#8221; font_container=&#8221;tag:h2|font_size:14px|text_align:center|color:%23686868&#8243; google_fonts=&#8221;font_family:Ubuntu%3A300%2C300italic%2Cregular%2Citalic%2C500%2C500italic%2C700%2C700italic|font_style:300%20light%20regular%3A300%3Anormal&#8221; el_class=&#8221;imgtabtitle&#8221; css=&#8221;.vc_custom_1769105597769{padding-top: 10px !important;}&#8221;][vc_single_image image=&#8221;3384&#8243; img_size=&#8221;medium&#8221; alignment=&#8221;center&#8221;][\/vc_column_inner][\/vc_row_inner][vc_row_inner el_class=&#8221;bottomthree&#8221;][vc_column_inner el_class=&#8221;sixphotos&#8221; width=&#8221;1\/2&#8243; css=&#8221;.vc_custom_1605713421890{background-color: #e1e2e4 !important;}&#8221;][vc_custom_heading text=&#8221;<strong>Available in<br \/>\nfloor-standing configuration<\/strong>&#8221; font_container=&#8221;tag:h2|font_size:14px|text_align:center|color:%23686868&#8243; google_fonts=&#8221;font_family:Ubuntu%3A300%2C300italic%2Cregular%2Citalic%2C500%2C500italic%2C700%2C700italic|font_style:300%20light%20regular%3A300%3Anormal&#8221; el_class=&#8221;imgtabtitle&#8221; css=&#8221;.vc_custom_1769105606631{padding-top: 10px !important;}&#8221;][vc_single_image image=&#8221;3385&#8243; img_size=&#8221;medium&#8221; alignment=&#8221;center&#8221;][\/vc_column_inner][vc_column_inner el_class=&#8221;sixphotos&#8221; width=&#8221;1\/2&#8243; css=&#8221;.vc_custom_1605713430017{background-color: #e1e2e4 !important;}&#8221;][vc_custom_heading text=&#8221;<strong>Available for<br \/>\nwall installation (80 to 160lt capacity)<\/strong>&#8221; font_container=&#8221;tag:h2|font_size:14px|text_align:center|color:%23686868&#8243; google_fonts=&#8221;font_family:Ubuntu%3A300%2C300italic%2Cregular%2Citalic%2C500%2C500italic%2C700%2C700italic|font_style:300%20light%20regular%3A300%3Anormal&#8221; el_class=&#8221;imgtabtitle&#8221; css=&#8221;.vc_custom_1769105612643{padding-top: 10px !important;}&#8221;][vc_single_image image=&#8221;3386&#8243; img_size=&#8221;medium&#8221; alignment=&#8221;center&#8221;][\/vc_column_inner][\/vc_row_inner][vc_row_inner el_class=&#8221;bottomthree&#8221;][vc_column_inner el_class=&#8221;sixphotos&#8221; width=&#8221;1\/2&#8243; css=&#8221;.vc_custom_1605713421890{background-color: #e1e2e4 !important;}&#8221;][vc_custom_heading text=&#8221;<strong>Electric heating<br \/>\nelement connection<\/strong>&#8221; font_container=&#8221;tag:h2|font_size:14px|text_align:center|color:%23686868&#8243; google_fonts=&#8221;font_family:Ubuntu%3A300%2C300italic%2Cregular%2Citalic%2C500%2C500italic%2C700%2C700italic|font_style:300%20light%20regular%3A300%3Anormal&#8221; el_class=&#8221;imgtabtitle&#8221; css=&#8221;.vc_custom_1769105619485{padding-top: 10px !important;}&#8221;][vc_single_image image=&#8221;3358&#8243; img_size=&#8221;medium&#8221; alignment=&#8221;center&#8221;][\/vc_column_inner][\/vc_row_inner][\/vc_tta_section][vc_tta_section i_position=&#8221;right&#8221; i_type=&#8221;openiconic&#8221; i_icon_openiconic=&#8221;oi oi-document&#8221; add_icon=&#8221;true&#8221; title=&#8221;SPECIFICATIONS&#8221; tab_id=&#8221;1605632558589-488ac9ff-7bd3cf5b-78e6&#8243; el_class=&#8221;customtab&#8221;][vc_row_inner][vc_column_inner][vc_custom_heading text=&#8221;SERIES BT&#8221; font_container=&#8221;tag:h2|font_size:14px|text_align:center|color:%23f1641e&#8221; google_fonts=&#8221;font_family:Ubuntu%3A300%2C300italic%2Cregular%2Citalic%2C500%2C500italic%2C700%2C700italic|font_style:300%20light%20regular%3A300%3Anormal&#8221; el_class=&#8221;headtab1&#8243;][vc_custom_heading text=&#8221;SPECIFICATIONS&#8221; font_container=&#8221;tag:h2|font_size:24px|text_align:center|color:%23959595&#8243; google_fonts=&#8221;font_family:Ubuntu%3A300%2C300italic%2Cregular%2Citalic%2C500%2C500italic%2C700%2C700italic|font_style:300%20light%20regular%3A300%3Anormal&#8221; el_class=&#8221;headtab2&#8243;][vc_column_text el_class=&#8221;tabtext&#8221;][\/vc_column_text][vc_column_text]<\/p>\n<table class=\"paleBlueRows columns-4-after-2-distribute second-columns-centered second-columns-equal-color table\" style=\"width: 1018px;\">\n<tbody>\n<tr>\n<th style=\"width: 394px;\"><\/th>\n<th style=\"width: 82px;\"><\/th>\n<th style=\"width: 96px; text-align: center;\">BT050<\/th>\n<th style=\"width: 101px; text-align: center;\">BT080<\/th>\n<th style=\"width: 107px; text-align: center;\">BT120<\/th>\n<th style=\"width: 109px; text-align: center;\">BT150<\/th>\n<th style=\"width: 118px; text-align: center;\">BT200<\/th>\n<th style=\"width: 125px; text-align: center;\">BT300<\/th>\n<\/tr>\n<tr>\n<td style=\"width: 394px;\">Energy efficiency<\/td>\n<td style=\"width: 82px;\"><\/td>\n<td style=\"width: 96px;\">C<\/td>\n<td style=\"width: 101px;\">C<\/td>\n<td style=\"width: 107px;\">C<\/td>\n<td style=\"width: 109px;\">C<\/td>\n<td style=\"width: 118px;\">C<\/td>\n<td style=\"width: 125px;\">C<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 394px;\">Internal diameter<\/td>\n<td style=\"width: 82px;\">mm<\/td>\n<td style=\"width: 96px;\">400<\/td>\n<td style=\"width: 101px;\">400<\/td>\n<td style=\"width: 107px;\">400<\/td>\n<td style=\"width: 109px;\">480<\/td>\n<td style=\"width: 118px;\">480<\/td>\n<td style=\"width: 125px;\">480<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 394px;\">External diameter<\/td>\n<td style=\"width: 82px;\">mm<\/td>\n<td style=\"width: 96px;\">500<\/td>\n<td style=\"width: 101px;\">500<\/td>\n<td style=\"width: 107px;\">500<\/td>\n<td style=\"width: 109px;\">580<\/td>\n<td style=\"width: 118px;\">580<\/td>\n<td style=\"width: 125px;\">580<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 394px;\">Height<\/td>\n<td style=\"width: 82px;\">mm<\/td>\n<td style=\"width: 96px;\">600<\/td>\n<td style=\"width: 101px;\">800<\/td>\n<td style=\"width: 107px;\">1100<\/td>\n<td style=\"width: 109px;\">1100<\/td>\n<td style=\"width: 118px;\">1300<\/td>\n<td style=\"width: 125px;\">1800<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 394px;\">Tank thickness<\/td>\n<td style=\"width: 82px;\">mm<\/td>\n<td style=\"width: 96px;\">2,5<\/td>\n<td style=\"width: 101px;\">2,5<\/td>\n<td style=\"width: 107px;\">2,5<\/td>\n<td style=\"width: 109px;\">2,5<\/td>\n<td style=\"width: 118px;\">2,5<\/td>\n<td style=\"width: 125px;\">2,5<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 394px;\">Open connections<\/td>\n<td style=\"width: 82px;\">Inch<\/td>\n<td style=\"width: 96px;\">1 \u00bd\u201d<\/td>\n<td style=\"width: 101px;\">1 \u00bd\u201d<\/td>\n<td style=\"width: 107px;\">1 \u00bd\u201d<\/td>\n<td style=\"width: 109px;\">1 \u00bd\u201d<\/td>\n<td style=\"width: 118px;\">1 \u00bd\u201d<\/td>\n<td style=\"width: 125px;\">1 \u00bd\u201d<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 394px;\">Sensor connection<\/td>\n<td style=\"width: 82px;\">Inch<\/td>\n<td style=\"width: 96px;\">1\/2\u201d<\/td>\n<td style=\"width: 101px;\">1\/2\u201d<\/td>\n<td style=\"width: 107px;\">1\/2\u201d<\/td>\n<td style=\"width: 109px;\">1\/2\u201d<\/td>\n<td style=\"width: 118px;\">1\/2\u201d<\/td>\n<td style=\"width: 125px;\">1\/2\u201d<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 394px;\">Vent connection<\/td>\n<td style=\"width: 82px;\">Inch<\/td>\n<td style=\"width: 96px;\">3\/4&#8221;<\/td>\n<td style=\"width: 101px;\">3\/4&#8221;<\/td>\n<td style=\"width: 107px;\">3\/4&#8221;<\/td>\n<td style=\"width: 109px;\">3\/4&#8221;<\/td>\n<td style=\"width: 118px;\">3\/4&#8221;<\/td>\n<td style=\"width: 125px;\">3\/4&#8221;<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 394px;\">Drain connection<\/td>\n<td style=\"width: 82px;\">Inch<\/td>\n<td style=\"width: 96px;\">3\/4&#8221;<\/td>\n<td style=\"width: 101px;\">3\/4&#8221;<\/td>\n<td style=\"width: 107px;\">3\/4&#8221;<\/td>\n<td style=\"width: 109px;\">3\/4&#8221;<\/td>\n<td style=\"width: 118px;\">3\/4&#8221;<\/td>\n<td style=\"width: 125px;\">3\/4&#8221;<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 394px;\">Upper flange diameter<\/td>\n<td style=\"width: 82px;\">mm<\/td>\n<td style=\"width: 96px;\">140<\/td>\n<td style=\"width: 101px;\">140<\/td>\n<td style=\"width: 107px;\">140<\/td>\n<td style=\"width: 109px;\">193<\/td>\n<td style=\"width: 118px;\">193<\/td>\n<td style=\"width: 125px;\">193<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 394px;\">Electric heater fitting<\/td>\n<td style=\"width: 82px;\">Inch<\/td>\n<td style=\"width: 96px;\">1 \u00bd\u201d<\/td>\n<td style=\"width: 101px;\">1 \u00bd\u201d<\/td>\n<td style=\"width: 107px;\">1 \u00bd\u201d<\/td>\n<td style=\"width: 109px;\">1 \u00bd\u201d<\/td>\n<td style=\"width: 118px;\">1 \u00bd\u201d<\/td>\n<td style=\"width: 125px;\">1 \u00bd\u201d<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>[\/vc_column_text][\/vc_column_inner][\/vc_row_inner][\/vc_tta_section][vc_tta_section i_position=&#8221;right&#8221; i_type=&#8221;openiconic&#8221; i_icon_openiconic=&#8221;oi oi-yen&#8221; add_icon=&#8221;true&#8221; title=&#8221;DIMENSIONS&#8221; tab_id=&#8221;1605632876040-83bdefc5-4900Dcf5b-78e6&#8243; el_class=&#8221;customtab&#8221;][vc_row_inner][vc_column_inner][vc_custom_heading text=&#8221;SERIES BT&#8221; font_container=&#8221;tag:h2|font_size:14px|text_align:center|color:%23f1641e&#8221; google_fonts=&#8221;font_family:Ubuntu%3A300%2C300italic%2Cregular%2Citalic%2C500%2C500italic%2C700%2C700italic|font_style:300%20light%20regular%3A300%3Anormal&#8221; el_class=&#8221;headtab1&#8243;][vc_custom_heading text=&#8221;DIMENSIONS&#8221; font_container=&#8221;tag:h2|font_size:24px|text_align:center|color:%23959595&#8243; google_fonts=&#8221;font_family:Ubuntu%3A300%2C300italic%2Cregular%2Citalic%2C500%2C500italic%2C700%2C700italic|font_style:300%20light%20regular%3A300%3Anormal&#8221; el_class=&#8221;headtab2&#8243;][vc_column_text el_class=&#8221;tabtext&#8221;][\/vc_column_text][\/vc_column_inner][\/vc_row_inner][vc_row_inner][vc_column_inner][vc_custom_heading text=&#8221;<strong> BT <\/strong>&#8221; font_container=&#8221;tag:h2|font_size:14px|text_align:center|color:#686868&#8243; el_class=&#8221;imgtabtitle&#8221;][vc_single_image image=&#8221;3378&#8243; img_size=&#8221;medium&#8221; alignment=&#8221;center&#8221; onclick=&#8221;custom_link&#8221; img_link_target=&#8221;_blank&#8221; link=&#8221;https:\/\/www.sammler.gr\/wp-content\/uploads\/2021\/01\/DIMENSIONS-BTS_series-1.pdf&#8221;][\/vc_column_inner][\/vc_row_inner][\/vc_tta_section][vc_tta_section i_position=&#8221;right&#8221; i_type=&#8221;openiconic&#8221; i_icon_openiconic=&#8221;oi oi-wrench&#8221; add_icon=&#8221;true&#8221; title=&#8221;RELEVANT DOCUMENTS&#8221; tab_id=&#8221;1605633000710-7912968c-f1f3rcf5b-78e6&#8243; el_class=&#8221;customtab&#8221;][vc_row_inner][vc_column_inner][vc_custom_heading text=&#8221;SERIES BT&#8221; font_container=&#8221;tag:h2|font_size:14px|text_align:center|color:%23f1641e&#8221; google_fonts=&#8221;font_family:Ubuntu%3A300%2C300italic%2Cregular%2Citalic%2C500%2C500italic%2C700%2C700italic|font_style:300%20light%20regular%3A300%3Anormal&#8221; el_class=&#8221;headtab1&#8243;][vc_custom_heading text=&#8221;RELEVANT DOCUMENTS&#8221; font_container=&#8221;tag:h2|font_size:24px|text_align:center|color:%23959595&#8243; google_fonts=&#8221;font_family:Ubuntu%3A300%2C300italic%2Cregular%2Citalic%2C500%2C500italic%2C700%2C700italic|font_style:300%20light%20regular%3A300%3Anormal&#8221; el_class=&#8221;headtab2&#8243;][vc_column_text el_class=&#8221;tabtext&#8221;][\/vc_column_text][vc_column_text el_class=&#8221;documents-smaller&#8221;]<\/p>\n<h2><span style=\"color: #686868;\">BROCHURES<\/span><\/h2>\n<div class='w3eden'>\n    <div class=''>\n        \n        <div id=\"content_2a59e2cf561b87e6c69b0203987e7e45\">\n                                    <div class='row'><\/div>            <div style='clear:both'><\/div><div class='text-center'><ul class='pagination wpdm-pagination pagination-centered text-center'><\/ul><\/div><div style='clear:both'><\/div>        <\/div>\n\n        <div style='clear:both'><\/div>\n    <\/div>\n<\/div>\n\n<h2><span style=\"color: #686868;\">INSTRUCTIONS<\/span><\/h2>\n<div class='w3eden'>\n    <div class=''>\n        \n        <div id=\"content_12255163f91603bc3f1ffe1747fd9863\">\n                                    <div class='row'><\/div>            <div style='clear:both'><\/div><div class='text-center'><ul class='pagination wpdm-pagination pagination-centered text-center'><\/ul><\/div><div style='clear:both'><\/div>        <\/div>\n\n        <div style='clear:both'><\/div>\n    <\/div>\n<\/div>\n\n<h2><span style=\"color: #686868;\">TEST REPORTS<\/span><\/h2>\n<div class='w3eden'>\n    <div class=''>\n        \n        <div id=\"content_af4c1f813e3c9455e93556dbd9def48e\">\n                                    <div class='row'><\/div>            <div style='clear:both'><\/div><div class='text-center'><ul class='pagination wpdm-pagination pagination-centered text-center'><\/ul><\/div><div style='clear:both'><\/div>        <\/div>\n\n        <div style='clear:both'><\/div>\n    <\/div>\n<\/div>\n\n<h2><span style=\"color: #686868;\">LEGAL DOCUMENTS<\/span><\/h2>\n<div class='w3eden'>\n    <div class=''>\n        \n        <div id=\"content_db81c2e424544cfafb75b1fcb4fb7cd4\">\n                                    <div class='row'><div class='col-lg-12 col-md-6 col-sm-12'><!-- WPDM Link Template: Default Template -->\n\n\n<div class=\"link-template-default card mb-2\">\n    <div class=\"card-body\">\n        <div class=\"media stack-xs\">\n            <div class=\"media-body\">\n                <div class=\"media\">\n                    <div class=\"mr-3 img-48\"><img decoding=\"async\" class=\"wpdm_icon\" alt=\"Icon\" src=\"https:\/\/www.sammler.gr\/en\/wp-content\/plugins\/download-manager\/assets\/file-type-icons\/pdf.svg\" onError='this.src=\"https:\/\/www.sammler.gr\/en\/wp-content\/plugins\/download-manager\/assets\/file-type-icons\/unknown.svg\";' \/><\/div>\n                    <div class=\"media-body\">\n                        <h3 class=\"package-title\"><a href='https:\/\/www.sammler.gr\/en\/download\/dilosi-symmorfosis-declaration-of-conformity-tanks_2022\/'>\u0394\u03ae\u03bb\u03c9\u03c3\u03b7 \u03a3\u03c5\u03bc\u03bc\u03cc\u03c1\u03c6\u03c9\u03c3\u03b7\u03c2 \/ Declaration of Conformity Tanks_2024<\/a><\/h3>\n                        <div class=\"text-muted text-small\"><i class=\"fas fa-copy\"><\/i> 1 file(s) <i class=\"fas fa-hdd ml-3\"><\/i> 376.85 KB<\/div>\n                    <\/div>\n                <\/div>\n            <\/div>\n            <div class=\"ml-3 wpdmdl-btn\">\n                <a class='wpdm-download-link download-on-click btn btn-primary ' rel='nofollow' href='#' data-downloadurl=\"https:\/\/www.sammler.gr\/en\/download\/dilosi-symmorfosis-declaration-of-conformity-tanks_2022\/?wpdmdl=5380&refresh=69d5e8b8e11d91775626424\">Download<\/a>\n            <\/div>\n        <\/div>\n    <\/div>\n<\/div>\n\n\n<\/div><\/div>            <div style='clear:both'><\/div><div class='text-center'><ul class='pagination wpdm-pagination pagination-centered text-center'><\/ul><\/div><div style='clear:both'><\/div>        <\/div>\n\n        <div style='clear:both'><\/div>\n    <\/div>\n<\/div>\n\n<h2><span style=\"color: #686868;\">CERTIFICATES<\/span><\/h2>\n<div class='w3eden'>\n    <div class=''>\n        \n        <div id=\"content_7d0e01db527c295e7d15ebee92ba45d2\">\n                                    <div class='row'><\/div>            <div style='clear:both'><\/div><div class='text-center'><ul class='pagination wpdm-pagination pagination-centered text-center'><\/ul><\/div><div style='clear:both'><\/div>        <\/div>\n\n        <div style='clear:both'><\/div>\n    <\/div>\n<\/div>\n[\/vc_column_text][\/vc_column_inner][\/vc_row_inner][\/vc_tta_section][\/vc_tta_tabs][\/vc_column][\/vc_row][\/vc_section]<\/p>\n","protected":false},"excerpt":{"rendered":"<p><strong data-start=\"105\" data-end=\"141\">\u201cOnly the best is good enough!<\/strong><\/p>\n<p>The <strong>BTxxx<\/strong> series includes buffer tanks for closed heating systems, designed for stable thermal performance and energy efficiency. They are suitable for connection to heat pumps and offer the option of internal enamel coating or no coating, depending on installation requirements.<\/p>\n<p>The high-density polyurethane insulation minimizes heat loss, while the metal outer casing provides protection and durability. Suitable for both indoor and outdoor installation, these tanks are available in capacities from 50 to 300 lt, covering residential and commercial applications.<\/p>\n","protected":false},"featured_media":4775,"template":"","meta":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v22.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>&quot;BTxxx&quot; series - Sammler<\/title>\n<meta name=\"robots\" content=\"noindex, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"&quot;BTxxx&quot; series - Sammler\" \/>\n<meta property=\"og:description\" content=\"\u201cOnly the best is good enough!  The BTxxx series includes buffer tanks for closed heating systems, designed for stable thermal performance and energy efficiency. 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