[ Overview ](/products/windows/masterline-8/burglarproof) [ Technical information ](/products/windows/masterline-8/burglarproof/technical-info) [ Downloads ](/products/windows/masterline-8/burglarproof/downloads) Open tab menu *MasterLine 8*# Burglarproof ![MasterLine 8 Burglarproof](/sites/default/files/public/styles/product_header/public/inriver/images/129522_4520_035.jpg?h=def8856b&itok=gKs6L1dQ) ![CS 77 Smoke Proof](/sites/default/files/public/styles/product_header_lifestyle/public/inriver/lifestyle_image/103474_REYNAERS_2.jpg?h=f537b80a&itok=BPFq8Tj1) MasterLine 8 can do it all. The high-quality aluminium window series offers reliable performance, versatile design options, and a wide range of functional applications. The system's burglarproof variant makes buildings safe and secure against possible intruders. ###### Need help? Search and compare products [ Get started ](/products-1?f%5B0%5D=product_group%3A493&f%5B1%5D=variant_type_variants%3A9850&s=MasterLine%208%20Burglarproof "Get started") - ![Our flagship window system with a strong pedigree](https://www.reynaers.bh/sites/default/files/public/inriver/icons/116841_Performance.svg) Our flagship window system with a strong pedigree - ![Ultimate combination of performance and aesthetics](https://www.reynaers.bh/sites/default/files/public/inriver/icons/116841_Performance.svg) Ultimate combination of performance and aesthetics - ![Burglarproof technology offering additional peace of mind](https://www.reynaers.bh/sites/default/files/public/inriver/icons/116843_Safety.svg) Burglarproof technology offering additional peace of mind ## Technical details ### Thermal Insulation - **Passive** - Uf = 1.3 W/m²K ### Air-Water-Wind - **Extreme** - 4 / E900 / C5 - **Extreme** - - ![MasterLine 8 Burglarproof](/sites/default/files/public/styles/360_degree/public/inriver/360_degrees/134950_INVA-309321__ML_8_-_WINDOW_BURGLARPROOF_INWARD_OPENING_corr3_Final_Render_0006.png?itok=8cMgIrJM) - 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![MasterLine 8 Burglarproof](/sites/default/files/public/styles/360_degree/public/inriver/360_degrees/134987_INVA-309321__ML_8_-_WINDOW_BURGLARPROOF_INWARD_OPENING_corr3_Final_Render_0037.png?itok=ZiXnfa18) - ![MasterLine 8 Burglarproof](/sites/default/files/public/styles/360_degree/public/inriver/360_degrees/134988_INVA-309321__ML_8_-_WINDOW_BURGLARPROOF_INWARD_OPENING_corr3_Final_Render_0038.png?itok=bcttJeXK) - ![MasterLine 8 Burglarproof](/sites/default/files/public/styles/360_degree/public/inriver/360_degrees/134989_INVA-309321__ML_8_-_WINDOW_BURGLARPROOF_INWARD_OPENING_corr3_Final_Render_0039.png?itok=_m7y8CHb) - ![MasterLine 8 Burglarproof](/sites/default/files/public/styles/360_degree/public/inriver/360_degrees/134990_INVA-309321__ML_8_-_WINDOW_BURGLARPROOF_INWARD_OPENING_corr3_Final_Render_0040.png?itok=v6ehM8H5) - ![MasterLine 8 Burglarproof](/sites/default/files/public/styles/360_degree/public/inriver/360_degrees/134991_INVA-309321__ML_8_-_WINDOW_BURGLARPROOF_INWARD_OPENING_corr3_Final_Render_0041.png?itok=-abp84sy) ### Height Vent - Min 600 mm - Max 2800 mm ### Frame-Vent Width Open In - Min 97 mm 360° [ Full specifications ](https://www.reynaers.bh/products/windows/masterline-8/burglarproof/technical-info) ## Labels & Certifications - ![Cradle to Cradle Bronze](https://www.reynaers.bh/sites/default/files/public/inriver/icons/144484_C2C_full_scope_bronze_version%205.0_rgb.svg) ![DigiTrace step 4](/sites/default/files/public/styles/cta_block_left/public/2023-12/Reynaers%20Aluminium-DigiTrace_35.jpg?h=b5e777bf&itok=gD2ORvzx) Effortless access to your element’s digital product passport ## DigiTrace A unique element identifier provides you with a wealth of information in a matter of seconds, eliminating the need for any manual search. A quick scan allows immediate access to all system and technical details specific to your element as well as to documentation, certificates and contact details of your fabricator. [ Discover more about DigiTrace ](/digitrace "Discover more about DigiTrace") ![DigiTrace](/sites/default/files/public/styles/cta_block_right/public/2023-12/Reynaers%20Aluminium-DigiTrace_38.jpg?h=b193cbc8&itok=brhyrck7) Effortless access to your element’s digital product passport