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Smoke Ventilation

Sertus Roof Single Leaf Smoke Vent - RSL

Product Code: ALR100130B3AAB
£3,936.43 excl. VAT
Glass and Cover
Daylight size and Flange size or Opening size
Curb or Collar

3-5 Days Delivery

Description

Roof Single Leaf (RSL) smoke vents are principally designed for smoke and heat ventilation in all types of buildings. They are available as square or rectangular. 

They may be glazed in glass, aluminium solid cover or polycarbonate, with an aluminium collar insulated with Rockwool. The polycarbonate version are available as clear or opal. The aluminium insulated collar is available as mill finish or powder-coated externally to any RAL colour. It is powder-coated white internally as standard. 

The electric actuator is 24 volt DC and opens the units to 160° within 60 seconds.

Specific Features
  • Certified to BS EN12101-2
  • Compliant with Building Regulations Approved Document B and L
  • Opens to 160 degrees within 60 seconds
  • May incorporate roof access (dependent on type and size)
  • Provides natural comfort ventilation
  • Glazing options: double-glazed glass, aluminium insulated, polycarbonate 25mm
  • Available as square or rectangular
  • EN 1873 Impact Resistance 1200J (aluminium and polycarbonate)
  • CWCT Impact Resistance Class 2 (glass)
  • Available direct to builders upstand, flange width 220mm as standard
  • Other flange sizes available as an option

Download Data Sheets

Click the PDF to download each individual data sheet.

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It is powder-coated white internally as standard. \u003c\/p\u003e\n\u003cp\u003eThe electric actuator is 24 volt DC and opens the units to 160° within 60 seconds.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"StyledSection-sc-1f0zinb-0 kKEOFh\"\u003e\n\u003cdiv class=\"SectionTitle-sc-1f0zinb-1 bnEgHy\"\u003e\n\u003cdiv font-size=\"18\" class=\"StyledText-sc-1hwsrik-3 cmAGtV\"\u003eSpecific Features\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv font-size=\"16,18,18\" class=\"StyledText-sc-1hwsrik-3 kUGKHr Paragraph-sc-1hwsrik-4 StyledParagraph-sc-1f0zinb-5 cmwbMb jpfcZs\"\u003e\n\u003cul\u003e\n\u003cli\u003eCertified to BS EN12101-2\u003c\/li\u003e\n\u003cli\u003eCompliant with Building Regulations Approved Document B and L\u003c\/li\u003e\n\u003cli\u003eOpens to 160 degrees within 60 seconds\u003c\/li\u003e\n\u003cli\u003eMay incorporate roof access (dependent on type and size)\u003c\/li\u003e\n\u003cli\u003eProvides natural comfort ventilation\u003c\/li\u003e\n\u003cli\u003eGlazing options: double-glazed glass, aluminium insulated, polycarbonate 25mm\u003c\/li\u003e\n\u003cli\u003eAvailable as square or rectangular\u003c\/li\u003e\n\u003cli\u003eEN 1873 Impact Resistance 1200J (aluminium and polycarbonate)\u003c\/li\u003e\n\u003cli\u003eCWCT Impact Resistance Class 2 (glass)\u003c\/li\u003e\n\u003cli\u003eAvailable direct to builders upstand, flange width 220mm as standard\u003c\/li\u003e\n\u003cli\u003eOther flange sizes available as an option\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","published_at":"2025-11-20T13:20:42+00:00","created_at":"2025-11-18T10:00:21+00:00","vendor":"Sertus","type":"Smoke Ventilation","tags":["AOV smoke vent","Natural Smoke Ventilation","Sertus","Smoke Ventilation","Smoke Vents \/ AOV","Vent \/ AOV"],"price":358714,"price_min":358714,"price_max":507214,"available":true,"price_varies":true,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":55982575976834,"title":"Solid Aluminium insulated cover \/ Internal daylight size of 1000 x 1300mm and external flange size of 1440 x 1740mm \/ No","option1":"Solid Aluminium insulated cover","option2":"Internal daylight size of 1000 x 1300mm and external flange size of 1440 x 1740mm","option3":"No","sku":"ALR100130B3AAB","requires_shipping":true,"taxable":false,"featured_image":null,"available":true,"name":"Sertus Roof Single Leaf Smoke Vent - 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They are available as square or rectangular. \u003c\/p\u003e\n\u003cp\u003eThey may be glazed in glass, aluminium solid cover or polycarbonate, with an aluminium collar insulated with Rockwool. The polycarbonate version are available as clear or opal. The aluminium insulated collar is available as mill finish or powder-coated externally to any RAL colour. It is powder-coated white internally as standard. \u003c\/p\u003e\n\u003cp\u003eThe electric actuator is 24 volt DC and opens the units to 160° within 60 seconds.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"StyledSection-sc-1f0zinb-0 kKEOFh\"\u003e\n\u003cdiv class=\"SectionTitle-sc-1f0zinb-1 bnEgHy\"\u003e\n\u003cdiv font-size=\"18\" class=\"StyledText-sc-1hwsrik-3 cmAGtV\"\u003eSpecific Features\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv font-size=\"16,18,18\" class=\"StyledText-sc-1hwsrik-3 kUGKHr Paragraph-sc-1hwsrik-4 StyledParagraph-sc-1f0zinb-5 cmwbMb jpfcZs\"\u003e\n\u003cul\u003e\n\u003cli\u003eCertified to BS EN12101-2\u003c\/li\u003e\n\u003cli\u003eCompliant with Building Regulations Approved Document B and L\u003c\/li\u003e\n\u003cli\u003eOpens to 160 degrees within 60 seconds\u003c\/li\u003e\n\u003cli\u003eMay incorporate roof access (dependent on type and size)\u003c\/li\u003e\n\u003cli\u003eProvides natural comfort ventilation\u003c\/li\u003e\n\u003cli\u003eGlazing options: double-glazed glass, aluminium insulated, polycarbonate 25mm\u003c\/li\u003e\n\u003cli\u003eAvailable as square or rectangular\u003c\/li\u003e\n\u003cli\u003eEN 1873 Impact Resistance 1200J (aluminium and polycarbonate)\u003c\/li\u003e\n\u003cli\u003eCWCT Impact Resistance Class 2 (glass)\u003c\/li\u003e\n\u003cli\u003eAvailable direct to builders upstand, flange width 220mm as standard\u003c\/li\u003e\n\u003cli\u003eOther flange sizes available as an option\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e"}
Sertus

Sertus Roof Single Leaf Smoke Vent - RSL

From £3,587.14 excl. VAT

Roof Single Leaf (RSL) smoke vents are principally designed for smoke and heat ventilation in all types of buildings. They are available as square or rectangular. 

They may be glazed in glass, aluminium solid cover or polycarbonate, with an aluminium collar insulated with Rockwool. The polycarbonate version are available as clear or opal. The aluminium insulated collar is available as mill finish or powder-coated externally to any RAL colour. It is powder-coated white internally as standard. 

The electric actuator is 24 volt DC and opens the units to 160° within 60 seconds.

Specific Features
  • Certified to BS EN12101-2
  • Compliant with Building Regulations Approved Document B and L
  • Opens to 160 degrees within 60 seconds
  • May incorporate roof access (dependent on type and size)
  • Provides natural comfort ventilation
  • Glazing options: double-glazed glass, aluminium insulated, polycarbonate 25mm
  • Available as square or rectangular
  • EN 1873 Impact Resistance 1200J (aluminium and polycarbonate)
  • CWCT Impact Resistance Class 2 (glass)
  • Available direct to builders upstand, flange width 220mm as standard
  • Other flange sizes available as an option

Glass and Cover

  • Solid Aluminium insulated cover
  • Double glazed glass cover

Daylight size and Flange size or Opening size

  • Internal daylight size of 1000 x 1300mm and external flange size of 1440 x 1740mm
  • Internal daylight size of 1000 x 1600mm and external flange size of 1440 x 2040mm
  • Internal daylight size of 1050 x 1050mm and external flange size of 1490 x 1490mm
  • Internal daylight size of 1200 x 1200mm and external flange size of 1640 x 1640mm

Curb or Collar

  • No
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It is powder-coated white internally as standard. \u003c\/p\u003e\n\u003cp\u003eThe electric actuator is 24 volt DC and opens the units to 160° within 60 seconds.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"StyledSection-sc-1f0zinb-0 kKEOFh\"\u003e\n\u003cdiv class=\"SectionTitle-sc-1f0zinb-1 bnEgHy\"\u003e\n\u003cdiv font-size=\"18\" class=\"StyledText-sc-1hwsrik-3 cmAGtV\"\u003eSpecific Features\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv font-size=\"16,18,18\" class=\"StyledText-sc-1hwsrik-3 kUGKHr Paragraph-sc-1hwsrik-4 StyledParagraph-sc-1f0zinb-5 cmwbMb jpfcZs\"\u003e\n\u003cul\u003e\n\u003cli\u003eCertified to BS EN12101-2\u003c\/li\u003e\n\u003cli\u003eCompliant with Building Regulations Approved Document B and L\u003c\/li\u003e\n\u003cli\u003eOpens to 160 degrees within 60 seconds\u003c\/li\u003e\n\u003cli\u003eMay incorporate roof access (dependent on type and size)\u003c\/li\u003e\n\u003cli\u003eProvides natural comfort ventilation\u003c\/li\u003e\n\u003cli\u003eGlazing options: double-glazed glass, aluminium insulated, polycarbonate 25mm\u003c\/li\u003e\n\u003cli\u003eAvailable as square or rectangular\u003c\/li\u003e\n\u003cli\u003eEN 1873 Impact Resistance 1200J (aluminium and polycarbonate)\u003c\/li\u003e\n\u003cli\u003eCWCT Impact Resistance Class 2 (glass)\u003c\/li\u003e\n\u003cli\u003eAvailable direct to builders upstand, flange width 220mm as standard\u003c\/li\u003e\n\u003cli\u003eOther flange sizes available as an option\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","published_at":"2025-11-20T13:20:42+00:00","created_at":"2025-11-18T10:00:21+00:00","vendor":"Sertus","type":"Smoke Ventilation","tags":["AOV smoke vent","Natural Smoke Ventilation","Sertus","Smoke Ventilation","Smoke Vents \/ AOV","Vent \/ AOV"],"price":358714,"price_min":358714,"price_max":507214,"available":true,"price_varies":true,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":55982575976834,"title":"Solid Aluminium insulated cover \/ Internal daylight size of 1000 x 1300mm and external flange size of 1440 x 1740mm \/ No","option1":"Solid Aluminium insulated cover","option2":"Internal daylight size of 1000 x 1300mm and external flange size of 1440 x 1740mm","option3":"No","sku":"ALR100130B3AAB","requires_shipping":true,"taxable":false,"featured_image":null,"available":true,"name":"Sertus Roof Single Leaf Smoke Vent - RSL - Solid Aluminium insulated cover \/ Internal daylight size of 1000 x 1300mm and external flange size of 1440 x 1740mm \/ No","public_title":"Solid Aluminium insulated cover \/ Internal daylight size of 1000 x 1300mm and external flange size of 1440 x 1740mm \/ No","options":["Solid Aluminium insulated cover","Internal daylight size of 1000 x 1300mm and external flange size of 1440 x 1740mm","No"],"price":393643,"weight":0,"compare_at_price":null,"inventory_management":null,"barcode":null,"requires_selling_plan":false,"selling_plan_allocations":[]},{"id":55982576009602,"title":"Solid Aluminium insulated cover \/ Internal daylight size of 1000 x 1600mm and external flange size of 1440 x 2040mm \/ No","option1":"Solid Aluminium insulated cover","option2":"Internal daylight size of 1000 x 1600mm and external flange size of 1440 x 2040mm","option3":"No","sku":"ALR100160B3AAB","requires_shipping":true,"taxable":false,"featured_image":null,"available":true,"name":"Sertus Roof Single Leaf Smoke Vent - RSL - Solid Aluminium insulated cover \/ Internal daylight size of 1000 x 1600mm and external flange size of 1440 x 2040mm \/ No","public_title":"Solid Aluminium insulated cover \/ Internal daylight size of 1000 x 1600mm and external flange size of 1440 x 2040mm \/ No","options":["Solid Aluminium insulated cover","Internal daylight size of 1000 x 1600mm and external flange size of 1440 x 2040mm","No"],"price":404286,"weight":0,"compare_at_price":null,"inventory_management":null,"barcode":null,"requires_selling_plan":false,"selling_plan_allocations":[]},{"id":55982576042370,"title":"Solid Aluminium insulated cover \/ Internal daylight size of 1050 x 1050mm and external flange size of 1490 x 1490mm \/ No","option1":"Solid Aluminium insulated cover","option2":"Internal daylight size of 1050 x 1050mm and external flange size of 1490 x 1490mm","option3":"No","sku":"ALS105105B3AAB","requires_shipping":true,"taxable":false,"featured_image":null,"available":true,"name":"Sertus Roof Single Leaf Smoke Vent - RSL - Solid Aluminium insulated cover \/ Internal daylight size of 1050 x 1050mm and external flange size of 1490 x 1490mm \/ No","public_title":"Solid Aluminium insulated cover \/ Internal daylight size of 1050 x 1050mm and external flange size of 1490 x 1490mm \/ No","options":["Solid Aluminium insulated cover","Internal daylight size of 1050 x 1050mm and external flange size of 1490 x 1490mm","No"],"price":358714,"weight":0,"compare_at_price":null,"inventory_management":null,"barcode":null,"requires_selling_plan":false,"selling_plan_allocations":[]},{"id":55982576075138,"title":"Solid Aluminium insulated cover \/ Internal daylight size of 1200 x 1200mm and external flange size of 1640 x 1640mm \/ No","option1":"Solid Aluminium insulated cover","option2":"Internal daylight size of 1200 x 1200mm and external flange size of 1640 x 1640mm","option3":"No","sku":"ALS120120B3AAB","requires_shipping":true,"taxable":false,"featured_image":null,"available":true,"name":"Sertus Roof Single Leaf Smoke Vent - RSL - Solid Aluminium insulated cover \/ Internal daylight size of 1200 x 1200mm and external flange size of 1640 x 1640mm \/ No","public_title":"Solid Aluminium insulated cover \/ Internal daylight size of 1200 x 1200mm and external flange size of 1640 x 1640mm \/ No","options":["Solid Aluminium insulated cover","Internal daylight size of 1200 x 1200mm and external flange size of 1640 x 1640mm","No"],"price":429357,"weight":0,"compare_at_price":null,"inventory_management":null,"barcode":null,"requires_selling_plan":false,"selling_plan_allocations":[]},{"id":55982576107906,"title":"Double glazed glass cover \/ Internal daylight size of 1000 x 1300mm and external flange size of 1440 x 1740mm \/ No","option1":"Double glazed glass cover","option2":"Internal daylight size of 1000 x 1300mm and external flange size of 1440 x 1740mm","option3":"No","sku":"ALR100130A1AAB","requires_shipping":true,"taxable":false,"featured_image":null,"available":true,"name":"Sertus Roof Single Leaf Smoke Vent - RSL - Double glazed glass cover \/ Internal daylight size of 1000 x 1300mm and external flange size of 1440 x 1740mm \/ No","public_title":"Double glazed glass cover \/ Internal daylight size of 1000 x 1300mm and external flange size of 1440 x 1740mm \/ No","options":["Double glazed glass cover","Internal daylight size of 1000 x 1300mm and external flange size of 1440 x 1740mm","No"],"price":474071,"weight":0,"compare_at_price":null,"inventory_management":null,"barcode":null,"requires_selling_plan":false,"selling_plan_allocations":[]},{"id":55982576140674,"title":"Double glazed glass cover \/ Internal daylight size of 1000 x 1600mm and external flange size of 1440 x 2040mm \/ No","option1":"Double glazed glass cover","option2":"Internal daylight size of 1000 x 1600mm and external flange size of 1440 x 2040mm","option3":"No","sku":"ALR100160A1AAB","requires_shipping":true,"taxable":false,"featured_image":null,"available":true,"name":"Sertus Roof Single Leaf Smoke Vent - RSL - Double glazed glass cover \/ Internal daylight size of 1000 x 1600mm and external flange size of 1440 x 2040mm \/ No","public_title":"Double glazed glass cover \/ Internal daylight size of 1000 x 1600mm and external flange size of 1440 x 2040mm \/ No","options":["Double glazed glass cover","Internal daylight size of 1000 x 1600mm and external flange size of 1440 x 2040mm","No"],"price":488000,"weight":0,"compare_at_price":null,"inventory_management":null,"barcode":null,"requires_selling_plan":false,"selling_plan_allocations":[]},{"id":55982576173442,"title":"Double glazed glass cover \/ Internal daylight size of 1050 x 1050mm and external flange size of 1490 x 1490mm \/ No","option1":"Double glazed glass cover","option2":"Internal daylight size of 1050 x 1050mm and external flange size of 1490 x 1490mm","option3":"No","sku":"ALS105105A1AAB","requires_shipping":true,"taxable":false,"featured_image":null,"available":true,"name":"Sertus Roof Single Leaf Smoke Vent - RSL - Double glazed glass cover \/ Internal daylight size of 1050 x 1050mm and external flange size of 1490 x 1490mm \/ No","public_title":"Double glazed glass cover \/ Internal daylight size of 1050 x 1050mm and external flange size of 1490 x 1490mm \/ No","options":["Double glazed glass cover","Internal daylight size of 1050 x 1050mm and external flange size of 1490 x 1490mm","No"],"price":413857,"weight":0,"compare_at_price":null,"inventory_management":null,"barcode":null,"requires_selling_plan":false,"selling_plan_allocations":[]},{"id":55982576206210,"title":"Double glazed glass cover \/ Internal daylight size of 1200 x 1200mm and external flange size of 1640 x 1640mm \/ No","option1":"Double glazed glass cover","option2":"Internal daylight size of 1200 x 1200mm and external flange size of 1640 x 1640mm","option3":"No","sku":"ALS120120A1AAB","requires_shipping":true,"taxable":false,"featured_image":null,"available":true,"name":"Sertus Roof Single Leaf Smoke Vent - RSL - Double glazed glass cover \/ Internal daylight size of 1200 x 1200mm and external flange size of 1640 x 1640mm \/ No","public_title":"Double glazed glass cover \/ Internal daylight size of 1200 x 1200mm and external flange size of 1640 x 1640mm \/ No","options":["Double glazed glass cover","Internal daylight size of 1200 x 1200mm and external flange size of 1640 x 1640mm","No"],"price":507214,"weight":0,"compare_at_price":null,"inventory_management":null,"barcode":null,"requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/www.inbuilduk.com\/cdn\/shop\/files\/RSL-Closed-Aluminium-WebRes.png?v=1763484762","\/\/www.inbuilduk.com\/cdn\/shop\/files\/RSL-Closed-Glass.png?v=1763484760","\/\/www.inbuilduk.com\/cdn\/shop\/files\/RSL-Open-Aluminium-WebRes.png?v=1763484761","\/\/www.inbuilduk.com\/cdn\/shop\/files\/RSL-Side-Aluminium-WebRes.png?v=1763484761","\/\/www.inbuilduk.com\/cdn\/shop\/files\/RSL-Top-Aluminium-WebRes.png?v=1763484761","\/\/www.inbuilduk.com\/cdn\/shop\/files\/RSLOpen-Glass-Square.png?v=1763484761"],"featured_image":"\/\/www.inbuilduk.com\/cdn\/shop\/files\/RSL-Closed-Aluminium-WebRes.png?v=1763484762","options":["Glass and Cover","Daylight size and Flange size or Opening size","Curb or Collar"],"media":[{"alt":null,"id":66029633732994,"position":1,"preview_image":{"aspect_ratio":1.0,"height":1740,"width":1740,"src":"\/\/www.inbuilduk.com\/cdn\/shop\/files\/RSL-Closed-Aluminium-WebRes.png?v=1763484762"},"aspect_ratio":1.0,"height":1740,"media_type":"image","src":"\/\/www.inbuilduk.com\/cdn\/shop\/files\/RSL-Closed-Aluminium-WebRes.png?v=1763484762","width":1740},{"alt":null,"id":66029633765762,"position":2,"preview_image":{"aspect_ratio":1.0,"height":1779,"width":1779,"src":"\/\/www.inbuilduk.com\/cdn\/shop\/files\/RSL-Closed-Glass.png?v=1763484760"},"aspect_ratio":1.0,"height":1779,"media_type":"image","src":"\/\/www.inbuilduk.com\/cdn\/shop\/files\/RSL-Closed-Glass.png?v=1763484760","width":1779},{"alt":null,"id":66029633798530,"position":3,"preview_image":{"aspect_ratio":1.0,"height":1740,"width":1740,"src":"\/\/www.inbuilduk.com\/cdn\/shop\/files\/RSL-Open-Aluminium-WebRes.png?v=1763484761"},"aspect_ratio":1.0,"height":1740,"media_type":"image","src":"\/\/www.inbuilduk.com\/cdn\/shop\/files\/RSL-Open-Aluminium-WebRes.png?v=1763484761","width":1740},{"alt":null,"id":66029633831298,"position":4,"preview_image":{"aspect_ratio":1.0,"height":1740,"width":1740,"src":"\/\/www.inbuilduk.com\/cdn\/shop\/files\/RSL-Side-Aluminium-WebRes.png?v=1763484761"},"aspect_ratio":1.0,"height":1740,"media_type":"image","src":"\/\/www.inbuilduk.com\/cdn\/shop\/files\/RSL-Side-Aluminium-WebRes.png?v=1763484761","width":1740},{"alt":null,"id":66029633864066,"position":5,"preview_image":{"aspect_ratio":1.0,"height":1740,"width":1740,"src":"\/\/www.inbuilduk.com\/cdn\/shop\/files\/RSL-Top-Aluminium-WebRes.png?v=1763484761"},"aspect_ratio":1.0,"height":1740,"media_type":"image","src":"\/\/www.inbuilduk.com\/cdn\/shop\/files\/RSL-Top-Aluminium-WebRes.png?v=1763484761","width":1740},{"alt":null,"id":66029633896834,"position":6,"preview_image":{"aspect_ratio":0.999,"height":1862,"width":1861,"src":"\/\/www.inbuilduk.com\/cdn\/shop\/files\/RSLOpen-Glass-Square.png?v=1763484761"},"aspect_ratio":0.999,"height":1862,"media_type":"image","src":"\/\/www.inbuilduk.com\/cdn\/shop\/files\/RSLOpen-Glass-Square.png?v=1763484761","width":1861}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003cdiv class=\"StyledSection-sc-1f0zinb-0 kKEOFh\"\u003e\n\u003cdiv font-size=\"16,18,18\" class=\"StyledText-sc-1hwsrik-3 kUGKHr Paragraph-sc-1hwsrik-4 StyledParagraph-sc-1f0zinb-5 cmwbMb jpfcZs\"\u003e\n\u003cp\u003eRoof Single Leaf (RSL) smoke vents are principally designed for smoke and heat ventilation in all types of buildings. They are available as square or rectangular. \u003c\/p\u003e\n\u003cp\u003eThey may be glazed in glass, aluminium solid cover or polycarbonate, with an aluminium collar insulated with Rockwool. The polycarbonate version are available as clear or opal. The aluminium insulated collar is available as mill finish or powder-coated externally to any RAL colour. It is powder-coated white internally as standard. \u003c\/p\u003e\n\u003cp\u003eThe electric actuator is 24 volt DC and opens the units to 160° within 60 seconds.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"StyledSection-sc-1f0zinb-0 kKEOFh\"\u003e\n\u003cdiv class=\"SectionTitle-sc-1f0zinb-1 bnEgHy\"\u003e\n\u003cdiv font-size=\"18\" class=\"StyledText-sc-1hwsrik-3 cmAGtV\"\u003eSpecific Features\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv font-size=\"16,18,18\" class=\"StyledText-sc-1hwsrik-3 kUGKHr Paragraph-sc-1hwsrik-4 StyledParagraph-sc-1f0zinb-5 cmwbMb jpfcZs\"\u003e\n\u003cul\u003e\n\u003cli\u003eCertified to BS EN12101-2\u003c\/li\u003e\n\u003cli\u003eCompliant with Building Regulations Approved Document B and L\u003c\/li\u003e\n\u003cli\u003eOpens to 160 degrees within 60 seconds\u003c\/li\u003e\n\u003cli\u003eMay incorporate roof access (dependent on type and size)\u003c\/li\u003e\n\u003cli\u003eProvides natural comfort ventilation\u003c\/li\u003e\n\u003cli\u003eGlazing options: double-glazed glass, aluminium insulated, polycarbonate 25mm\u003c\/li\u003e\n\u003cli\u003eAvailable as square or rectangular\u003c\/li\u003e\n\u003cli\u003eEN 1873 Impact Resistance 1200J (aluminium and polycarbonate)\u003c\/li\u003e\n\u003cli\u003eCWCT Impact Resistance Class 2 (glass)\u003c\/li\u003e\n\u003cli\u003eAvailable direct to builders upstand, flange width 220mm as standard\u003c\/li\u003e\n\u003cli\u003eOther flange sizes available as an option\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e"}