{"id":25549693,"date":"2025-07-18T15:14:09","date_gmt":"2025-07-18T15:14:09","guid":{"rendered":"https:\/\/becaitalia.sviluppokeyweb.com\/guaine-per-adeguamento-canne-fumarie-dissestate\/"},"modified":"2026-07-24T13:15:42","modified_gmt":"2026-07-24T13:15:42","slug":"liners-for-upgrading-deteriorated-flues","status":"publish","type":"page","link":"https:\/\/www.becaitalia.it\/en\/liners-for-upgrading-deteriorated-flues\/","title":{"rendered":"Focus"},"content":{"rendered":"

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FITFIRE\u00ae and HT1000 liners:
in-depth insights for professionals working in the field<\/h1>\n

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Here is everything that makes the certified thermosetting liners by Beca Engineering<\/strong> a safe, fast and long-lasting choice: ease of installation<\/strong>, non-destructive rehabilitation<\/strong>, energy saving<\/strong>, fire resistance<\/strong>, high sealing performance<\/strong> and long-term reliability<\/strong> are just some of the advantages offered.<\/p>\n

Each page in this section will help you understand how our FITFIRE\u00ae and HT1000 liners truly work <\/strong>and why they are used every day in residential, industrial and multi-unit residential settings for upgrading damaged and non-compliant ducts and flues.<\/p>\n

Are you an installer or distributor?\u00a0Explore here the technical details that make the difference<\/strong>: decide, propose and install with full awareness. Already decided?\u00a0Contact us now to request a supply<\/strong> of the technologies you need for flue rehabilitation.<\/p>\n

[\/et_pb_text][et_pb_button button_url=”@ET-DC@eyJkeW5hbWljIjp0cnVlLCJjb250ZW50IjoicG9zdF9saW5rX3VybF9wYWdlIiwic2V0dGluZ3MiOnsicG9zdF9pZCI6IjEyIn19@” button_text=”Contact us” button_alignment=”left” _builder_version=”4.27.5″ _dynamic_attributes=”button_url” _module_preset=”default” custom_button=”on” button_text_size=”17px” button_text_color=”#FFFFFF” button_bg_color=”#086ad8″ button_bg_use_color_gradient=”on” button_bg_color_gradient_direction=”810deg” button_bg_color_gradient_stops=”gcid-8fddaf45-b891-45af-83ee-54fde4d1ffc8 0%|gcid-16920b37-a27a-4e61-8074-6532b9427f55 100%” button_border_width=”0px” button_font=”Atkinson Hyperlegible|600|||||||” button_icon=”||fa||900″ button_on_hover=”off” custom_margin=”0px|21px|0px|0px|false|false” custom_margin_tablet=”0px|22px|0px|0px|false|false” custom_margin_phone=”0px|22px|25px|0px|false|false” custom_margin_last_edited=”on|phone” custom_padding=”16px|53px|16px|40px|false|false” animation_style=”slide” animation_direction=”bottom” animation_duration=”600ms” animation_delay=”200ms” animation_intensity_slide=”3%” animation_speed_curve=”ease” custom_css_main_element=”border-radius:5px;||transition:500;” global_module=”255″ saved_tabs=”all” global_colors_info=”{%22gcid-16920b37-a27a-4e61-8074-6532b9427f55%22:%91%22button_bg_color__hover%22%93,%22gcid-8fddaf45-b891-45af-83ee-54fde4d1ffc8%22:%91%22button_bg_color_gradient_stops%22%93}” button_bg_color__hover_enabled=”on|desktop” button_bg_color__hover=”#017d4e” button_bg_enable_color__hover=”on” button_letter_spacing__hover_enabled=”on|hover” button_letter_spacing__hover=”0px” button_border_radius__hover_enabled=”on|hover” button_border_radius__hover=”” custom_css_main_element__hover_enabled=”on|desktop” custom_css_main_element__hover=”border-radius:100px;||transition:300;” button_bg_use_color_gradient__hover=”off”][\/et_pb_button][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=”1_3,1_3,1_3″ use_custom_gutter=”on” gutter_width=”2″ _builder_version=”4.27.4″ _module_preset=”default” background_color=”#FFFFFF” width=”90%” width_tablet=”90%” width_phone=”100%” width_last_edited=”on|phone” max_width=”1920px” module_alignment=”center” custom_margin=”100px|23px||20px|false|false” custom_padding=”||0px||false|false” global_colors_info=”{}”][et_pb_column type=”1_3″ _builder_version=”4.27.4″ _module_preset=”default” global_colors_info=”{}”][dipi_hover_box content_title=”Non-destructive rehabilitation” content_hover_content=”<\/p>\n

Our thermosetting liners offer maximum ease of installation: they are applied internally without demolition. Ideal for complex settings and routing paths.<\/p>\n

” use_content_hover_button=”on” content_hover_button_text=”Discover more” content_hover_button_link=”@ET-DC@eyJkeW5hbWljIjp0cnVlLCJjb250ZW50IjoicG9zdF9saW5rX3VybF9wYWdlIiwic2V0dGluZ3MiOnsicG9zdF9pZCI6IjI1NTQ4MzkxIn19@” box_height=”600px” content_hover_bg_color=”rgba(1,125,78,0.58)” _builder_version=”4.27.5″ _dynamic_attributes=”content_hover_button_link” _module_preset=”default” header_2_font=”Raleway||||||||” header_2_text_color=”#FFFFFF” header_3_font=”Raleway||||||||” content_title_level=”h3″ content_title_font=”Raleway||||||||” content_title_text_color=”#FFFFFF” content_title_font_size=”30px” content_desc_font=”Raleway||||||||” content_hover_title_text_color=”#FFFFFF” content_hover_desc_font=”Inter Tight||||||||” content_hover_desc_text_color=”#FFFFFF” content_hover_desc_font_size=”16px” background_enable_color=”off” use_background_color_gradient=”on” background_color_gradient_stops=”rgba(255,255,255,0) 0%|#08508d 91%” background_image=”https:\/\/www.becaitalia.it\/wp-content\/uploads\/2026\/07\/upgrading-deteriorated-flues.webp” background_blend=”multiply” custom_content_hover_button=”on” content_hover_button_text_size=”16px” content_hover_button_text_color=”#000000″ content_hover_button_bg_use_color_gradient=”on” content_hover_button_bg_color_gradient_direction=”0deg” content_hover_button_bg_color_gradient_stops=”gcid-69cdc5aa-47be-423b-af2d-3e82567d6d79 0%|gcid-69cdc5aa-47be-423b-af2d-3e82567d6d79 100%” content_hover_button_border_width=”0px” content_hover_button_border_radius=”5px” content_hover_button_font=”Raleway||||||||” content_hover_button_use_icon=”off” content_hover_button_custom_padding=”16px|40px|16px|40px|false|false” hover_enabled=”0″ content_title_font_size_tablet=”40px” content_title_font_size_phone=”30px” content_title_font_size_last_edited=”on|phone” custom_css_content_button=”border-radius:5px;||transition:500;” custom_css_content_hover_card_container=”backdrop-filter: blur(5px);” global_colors_info=”{%22gcid-69cdc5aa-47be-423b-af2d-3e82567d6d79%22:%91%22content_hover_button_bg_color_gradient_stops%22%93}” custom_css_content_button__hover_enabled=”on|desktop” custom_css_content_button__hover=”border-radius:100px;||transition:300;” alt=”upgrading-deteriorated-flues” title_text=”upgrading-deteriorated-flues” sticky_enabled=”0″][\/dipi_hover_box][\/et_pb_column][et_pb_column type=”1_3″ _builder_version=”4.27.4″ _module_preset=”default” global_colors_info=”{}”][dipi_hover_box content_title=”Energy efficiency” content_hover_content=”<\/p>\n

Insulating liners that improve system performance: they retain heat, optimise draft and reduce energy consumption over time.<\/p>\n

” use_content_hover_button=”on” content_hover_button_text=”Discover more” content_hover_button_link=”@ET-DC@eyJkeW5hbWljIjp0cnVlLCJjb250ZW50IjoicG9zdF9saW5rX3VybF9wYWdlIiwic2V0dGluZ3MiOnsicG9zdF9pZCI6IjI1NTQ4Mzk2In19@” box_height=”600px” content_hover_bg_color=”rgba(1,125,78,0.58)” _builder_version=”4.27.5″ _dynamic_attributes=”content_hover_button_link” _module_preset=”default” header_2_font=”Raleway||||||||” header_2_text_color=”#FFFFFF” header_3_font=”Raleway||||||||” content_title_level=”h3″ content_title_font=”Raleway||||||||” content_title_text_color=”#FFFFFF” content_title_font_size=”30px” content_desc_font=”Raleway||||||||” content_hover_title_text_color=”#FFFFFF” content_hover_desc_font=”Inter Tight||||||||” content_hover_desc_text_color=”#FFFFFF” content_hover_desc_font_size=”16px” background_enable_color=”off” use_background_color_gradient=”on” background_color_gradient_stops=”rgba(255,255,255,0) 0%|#08508d 91%” background_image=”https:\/\/www.becaitalia.it\/wp-content\/uploads\/2026\/07\/high-sealing-performance-and-energy-saving-with-ht1000.webp” background_blend=”multiply” custom_content_hover_button=”on” content_hover_button_text_size=”16px” content_hover_button_text_color=”#000000″ content_hover_button_bg_use_color_gradient=”on” content_hover_button_bg_color_gradient_direction=”0deg” content_hover_button_bg_color_gradient_stops=”gcid-69cdc5aa-47be-423b-af2d-3e82567d6d79 0%|gcid-69cdc5aa-47be-423b-af2d-3e82567d6d79 100%” content_hover_button_border_width=”0px” content_hover_button_border_radius=”5px” content_hover_button_font=”Raleway||||||||” content_hover_button_use_icon=”off” content_hover_button_custom_padding=”16px|40px|16px|40px|false|false” hover_enabled=”0″ content_title_font_size_tablet=”40px” content_title_font_size_phone=”30px” content_title_font_size_last_edited=”on|phone” custom_css_content_button=”border-radius:5px;||transition:500;” custom_css_content_hover_card_container=”backdrop-filter: blur(5px);” global_colors_info=”{%22gcid-69cdc5aa-47be-423b-af2d-3e82567d6d79%22:%91%22content_hover_button_bg_color_gradient_stops%22,%22content_hover_button_bg_color_gradient_stops%22%93,%22gcid-7bff3900-dca4-4b4a-8c09-521aad0c2f00%22:%91%22content_hover_button_bg_color_gradient_stops%22,%22content_hover_button_bg_color_gradient_stops%22%93}” custom_css_content_button__hover_enabled=”on|desktop” custom_css_content_button__hover=”border-radius:100px;||transition:300;” alt=”high-sealing-performance-and-energy-saving-with-ht1000″ title_text=”high-sealing-performance-and-energy-saving-with-ht1000″ sticky_enabled=”0″][\/dipi_hover_box][\/et_pb_column][et_pb_column type=”1_3″ _builder_version=”4.27.4″ _module_preset=”default” global_colors_info=”{}”][dipi_hover_box content_title=”Fire resistance” content_hover_content=”<\/p>\n

Fireproof materials, tested and 100% compliant with current European regulations. Certified safety even at extreme temperatures.<\/p>\n

” use_content_hover_button=”on” content_hover_button_text=”Discover more” content_hover_button_link=”@ET-DC@eyJkeW5hbWljIjp0cnVlLCJjb250ZW50IjoicG9zdF9saW5rX3VybF9wYWdlIiwic2V0dGluZ3MiOnsicG9zdF9pZCI6IjI1NTQ4Mzk4In19@” box_height=”600px” content_hover_bg_color=”rgba(1,125,78,0.58)” _builder_version=”4.27.5″ _dynamic_attributes=”content_hover_button_link” _module_preset=”default” header_2_font=”Raleway||||||||” header_2_text_color=”#FFFFFF” header_3_font=”Raleway||||||||” content_title_level=”h3″ content_title_font=”Raleway||||||||” content_title_text_color=”#FFFFFF” content_title_font_size=”30px” content_desc_font=”Raleway||||||||” content_hover_title_text_color=”#FFFFFF” content_hover_desc_font=”Inter Tight||||||||” content_hover_desc_text_color=”#FFFFFF” content_hover_desc_font_size=”16px” background_enable_color=”off” use_background_color_gradient=”on” background_color_gradient_stops=”rgba(255,255,255,0) 0%|#08508d 91%” background_image=”https:\/\/www.becaitalia.it\/wp-content\/uploads\/2026\/07\/fireproof-materials-tested-and-compliant.webp” background_blend=”multiply” custom_content_hover_button=”on” content_hover_button_text_size=”16px” content_hover_button_text_color=”#000000″ content_hover_button_bg_use_color_gradient=”on” content_hover_button_bg_color_gradient_direction=”0deg” content_hover_button_bg_color_gradient_stops=”gcid-69cdc5aa-47be-423b-af2d-3e82567d6d79 0%|gcid-69cdc5aa-47be-423b-af2d-3e82567d6d79 100%” content_hover_button_border_width=”0px” content_hover_button_border_radius=”5px” content_hover_button_font=”Raleway||||||||” content_hover_button_use_icon=”off” content_hover_button_custom_padding=”16px|40px|16px|40px|false|false” hover_enabled=”0″ content_title_font_size_tablet=”40px” content_title_font_size_phone=”30px” content_title_font_size_last_edited=”on|phone” custom_css_content_button=”border-radius:5px;||transition:500;” custom_css_content_hover_card_container=”backdrop-filter: blur(5px);” global_colors_info=”{%22gcid-69cdc5aa-47be-423b-af2d-3e82567d6d79%22:%91%22content_hover_button_bg_color_gradient_stops%22,%22content_hover_button_bg_color_gradient_stops%22%93,%22gcid-7bff3900-dca4-4b4a-8c09-521aad0c2f00%22:%91%22content_hover_button_bg_color_gradient_stops%22,%22content_hover_button_bg_color_gradient_stops%22%93}” custom_css_content_button__hover_enabled=”on|desktop” custom_css_content_button__hover=”border-radius:100px;||transition:300;” alt=”fireproof-materials-tested-and-compliant” title_text=”fireproof-materials-tested-and-compliant” sticky_enabled=”0″][\/dipi_hover_box][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=”1_3,1_3,1_3″ use_custom_gutter=”on” gutter_width=”2″ _builder_version=”4.27.4″ _module_preset=”default” background_color=”#FFFFFF” width=”90%” width_tablet=”90%” width_phone=”100%” width_last_edited=”on|phone” max_width=”1920px” module_alignment=”center” custom_margin=”|23px||20px|false|false” custom_padding=”||0px||false|false” global_colors_info=”{}”][et_pb_column type=”1_3″ _builder_version=”4.27.4″ _module_preset=”default” global_colors_info=”{}”][dipi_hover_box content_title=”Durability and reliability” content_hover_content=”<\/p>\n

No joints or weak points: a single monolithic result. The liners are resistant to mechanical stress, chemical agents and flue gases. Guaranteed for up to 20 years.<\/p>\n

” use_content_hover_button=”on” content_hover_button_text=”Discover more” content_hover_button_link=”@ET-DC@eyJkeW5hbWljIjp0cnVlLCJjb250ZW50IjoicG9zdF9saW5rX3VybF9wYWdlIiwic2V0dGluZ3MiOnsicG9zdF9pZCI6IjI1NTQ4NDAwIn19@” box_height=”600px” content_hover_bg_color=”rgba(1,125,78,0.58)” _builder_version=”4.27.5″ _dynamic_attributes=”content_hover_button_link” _module_preset=”default” header_2_font=”Raleway||||||||” header_2_text_color=”#FFFFFF” header_3_font=”Raleway||||||||” content_title_level=”h3″ content_title_font=”Raleway||||||||” content_title_text_color=”#FFFFFF” content_title_font_size=”30px” content_desc_font=”Raleway||||||||” content_hover_title_text_color=”#FFFFFF” content_hover_desc_font=”Inter Tight||||||||” content_hover_desc_text_color=”#FFFFFF” content_hover_desc_font_size=”16px” background_enable_color=”off” use_background_color_gradient=”on” background_color_gradient_stops=”rgba(255,255,255,0) 0%|#08508d 91%” background_image=”https:\/\/www.becaitalia.it\/wp-content\/uploads\/2026\/07\/liners-for-upgrading-deteriorated-flues.webp” background_blend=”multiply” custom_content_hover_button=”on” content_hover_button_text_size=”16px” content_hover_button_text_color=”#000000″ content_hover_button_bg_use_color_gradient=”on” content_hover_button_bg_color_gradient_direction=”0deg” content_hover_button_bg_color_gradient_stops=”gcid-69cdc5aa-47be-423b-af2d-3e82567d6d79 0%|gcid-69cdc5aa-47be-423b-af2d-3e82567d6d79 100%” content_hover_button_border_width=”0px” content_hover_button_border_radius=”5px” content_hover_button_font=”Raleway||||||||” content_hover_button_use_icon=”off” content_hover_button_custom_padding=”16px|40px|16px|40px|false|false” hover_enabled=”0″ content_title_font_size_tablet=”40px” content_title_font_size_phone=”30px” content_title_font_size_last_edited=”on|phone” custom_css_content_button=”border-radius:5px;||transition:500;” custom_css_content_hover_card_container=”backdrop-filter: blur(5px);” global_colors_info=”{%22gcid-69cdc5aa-47be-423b-af2d-3e82567d6d79%22:%91%22content_hover_button_bg_color_gradient_stops%22%93}” custom_css_content_button__hover_enabled=”on|desktop” custom_css_content_button__hover=”border-radius:100px;||transition:300;” alt=”liners-for-upgrading-deteriorated-flues” title_text=”liners-for-upgrading-deteriorated-flues” sticky_enabled=”0″][\/dipi_hover_box][\/et_pb_column][et_pb_column type=”1_3″ _builder_version=”4.27.4″ _module_preset=”default” global_colors_info=”{}”][dipi_hover_box content_title=”Regulations” content_hover_content=”<\/p>\n

CE-marked and ETA-certified products, compliant with UNI EN 1443:2003. Full technical documentation is available for installers and designers.<\/p>\n

” use_content_hover_button=”on” content_hover_button_text=”Discover more” content_hover_button_link=”@ET-DC@eyJkeW5hbWljIjp0cnVlLCJjb250ZW50IjoicG9zdF9saW5rX3VybF9wYWdlIiwic2V0dGluZ3MiOnsicG9zdF9pZCI6IjI1NTQ4NDAyIn19@” box_height=”600px” content_hover_bg_color=”rgba(1,125,78,0.58)” _builder_version=”4.27.5″ _dynamic_attributes=”content_hover_button_link” _module_preset=”default” header_2_font=”Raleway||||||||” header_2_text_color=”#FFFFFF” header_3_font=”Raleway||||||||” content_title_level=”h3″ content_title_font=”Raleway||||||||” content_title_text_color=”#FFFFFF” content_title_font_size=”30px” content_desc_font=”Raleway||||||||” content_hover_title_text_color=”#FFFFFF” content_hover_desc_font=”Inter Tight||||||||” content_hover_desc_text_color=”#FFFFFF” content_hover_desc_font_size=”16px” background_enable_color=”off” use_background_color_gradient=”on” background_color_gradient_stops=”rgba(255,255,255,0) 0%|#08508d 91%” background_image=”https:\/\/www.becaitalia.it\/wp-content\/uploads\/2026\/07\/ease-of-installation-with-fitfire.webp” background_blend=”multiply” custom_content_hover_button=”on” content_hover_button_text_size=”16px” content_hover_button_text_color=”#000000″ content_hover_button_bg_use_color_gradient=”on” content_hover_button_bg_color_gradient_direction=”0deg” content_hover_button_bg_color_gradient_stops=”gcid-69cdc5aa-47be-423b-af2d-3e82567d6d79 0%|gcid-69cdc5aa-47be-423b-af2d-3e82567d6d79 100%” content_hover_button_border_width=”0px” content_hover_button_border_radius=”5px” content_hover_button_font=”Raleway||||||||” content_hover_button_use_icon=”off” content_hover_button_custom_padding=”16px|40px|16px|40px|false|false” hover_enabled=”0″ content_title_font_size_tablet=”40px” content_title_font_size_phone=”30px” content_title_font_size_last_edited=”on|phone” custom_css_content_button=”border-radius:5px;||transition:500;” custom_css_content_hover_card_container=”backdrop-filter: blur(5px);” global_colors_info=”{%22gcid-69cdc5aa-47be-423b-af2d-3e82567d6d79%22:%91%22content_hover_button_bg_color_gradient_stops%22,%22content_hover_button_bg_color_gradient_stops%22%93,%22gcid-7bff3900-dca4-4b4a-8c09-521aad0c2f00%22:%91%22content_hover_button_bg_color_gradient_stops%22,%22content_hover_button_bg_color_gradient_stops%22%93}” custom_css_content_button__hover_enabled=”on|desktop” custom_css_content_button__hover=”border-radius:100px;||transition:300;” alt=”ease-of-installation-with-fitfire” title_text=”ease-of-installation-with-fitfire” sticky_enabled=”0″][\/dipi_hover_box][\/et_pb_column][et_pb_column type=”1_3″ _builder_version=”4.27.4″ _module_preset=”default” global_colors_info=”{}”][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=”1_2,1_2″ use_custom_gutter=”on” gutter_width=”2″ custom_padding_last_edited=”on|tablet” _builder_version=”4.27.4″ _module_preset=”default” width=”90%” max_width=”1920px” custom_margin=”50px||||false|false” custom_margin_tablet=”0px||||false|false” custom_margin_phone=”0px||||false|false” custom_margin_last_edited=”on|phone” custom_padding_tablet=”||0px||false|false” custom_padding_phone=”||0px||false|false” global_colors_info=”{}”][et_pb_column type=”1_2″ _builder_version=”4.27.4″ _module_preset=”default” global_colors_info=”{}”][et_pb_text _builder_version=”4.27.5″ _module_preset=”default” header_font=”Inter Tight|600|||||||” header_text_color=”gcid-47c09f3e-05c2-4fca-a6f8-d419f21975e9″ header_font_size=”100px” header_line_height=”0.8em” header_2_font=”Raleway|700|||||||” header_2_text_align=”left” header_2_text_color=”#072b59″ header_2_font_size=”50px” header_2_line_height=”0.9em” header_3_font=”Albert Sans|700|||||||” header_3_text_align=”left” header_3_text_color=”#18185e” header_3_font_size=”23px” header_3_line_height=”1.25em” header_4_font=”Inter Tight||||||||” header_4_text_align=”center” header_4_font_size=”22px” custom_margin=”0px||35px||false|false” custom_margin_tablet=”||25px||false|false” custom_margin_phone=”||0px||false|false” custom_margin_last_edited=”on|phone” custom_padding=”0px||0px||false|false” animation_style=”slide” animation_direction=”bottom” animation_duration=”600ms” animation_intensity_slide=”3%” link_option_url=” ” header_2_font_size_tablet=”40px” header_2_font_size_phone=”40px” header_2_font_size_last_edited=”on|phone” global_colors_info=”{%22gcid-47c09f3e-05c2-4fca-a6f8-d419f21975e9%22:%91%22header_text_color%22%93}”]<\/p>\n

One single technology for real applications in every context<\/h2>\n

[\/et_pb_text][et_pb_text _builder_version=”4.27.5″ _module_preset=”default” text_font=”Raleway||||||||” text_text_color=”gcid-47c09f3e-05c2-4fca-a6f8-d419f21975e9″ text_font_size=”16px” text_line_height=”1.8em” width_tablet=”100%” width_phone=”100%” width_last_edited=”on|desktop” custom_margin=”||35px||false|false” custom_padding=”0px||0px||false|false” global_colors_info=”{%22gcid-47c09f3e-05c2-4fca-a6f8-d419f21975e9%22:%91%22text_text_color%22%93}”]<\/p>\n

Beca Engineering provides tailor-made technological solutions, developed to deliver optimal high sealing performance in any context.<\/p>\n

The FITFIRE\u00ae and HT1000 liner series includes:<\/p>\n