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Rytons A1® Fire-rated 125 mm Dia. Ducting Kits with Double Air Bricks

Verified by manufacturer 24 days ago

Rytons A1DK125RGD: Return Grille Air Brick

Rytons Building Products Ltd Variant:

Class A1 fire-rated, non-combustible, metal ducting kits for high-rise buildings over 18 m (11 m in Scotland) and cladding remediation projects. Connector available for round or rectangular ducting.

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Application

Suitable for use in high-rise buildings and those 11 m and above undergoing unsafe cladding remediation work.

Description

A range of tailor-made Class A1 fire-rated 100 mm dia. ducting kits. Choice of rectangular or round connector to suit HVAC supply and extract ducting 204 x 60 mm/125 mm dia.


Features and benefits:

  • Compliant with regulations for the requirement of non-combustible ducting in the external walls of high-rise buildings and those 11 m and above undergoing unsafe cladding remediation work.
  • Three air brick styles. All air bricks offer low resistance and high airflows of over 90% of the free area of the duct. For cladding, choose a flanged option to cover cut edges and maintain the aesthetic appearance.
  • Custom powder coated air brick. Choose from the RAL Classic colour chart in matt, semi-gloss or gloss finish achieving Class A2-s1, d0. RAL Design and signature architectural coatings are also available.
  • Made to custom length and includes a plastic duct connector. Note: Rytons recommend adding extra to the external wall measurement to ensure the duct and connector finish within the inner leaf.
  • Supplied ready to install with no on-site assembly required.
  • Custom design option available.
  • Made in Britain.

General information

Finish

Matt

Guidance for specification option:

Custom powder coated air brick from the RAL Classic colour chart (achieving Class A2-s1, d0). RAL Design and signature architectural coatings also available.

Gloss

Guidance for specification option:

Custom powder coated air brick from the RAL Classic colour chart (achieving Class A2-s1, d0). RAL Design and signature architectural coatings also available.

Semi-gloss

Guidance for specification option:

Custom powder coated air brick from the RAL Classic colour chart (achieving Class A2-s1, d0). RAL Design and signature architectural coatings also available.

Material

Steel

Guidance for specification option:

Galvanized steel.

Shape

Circle

Guidance for specification option:

Compatible with rectangular HVAC and extract ducting 125 mm Dia. / 204 x 60 mm.

Length

Bespoke

Guidance for specification option:

Metal duct fitted with a plastic duct connector. Rytons recommend adding 100-250mm to the external wall measurement to ensure the duct and connector finish within the inner leaf.

Width

125 mm

Guidance for specification option:

Diameter.

Height

125 mm

Guidance for specification option:

Diameter.

Uniclass

Pr_35_90_50_03 AirbricksPrimary

CAWS

F30/160 Airbricks in external walling

F30/15 Airbricks in external walling

Specification data - Airbricks

Standard

Guidance for specification option:

Class 1 without testing.

Apertures

Class A1.

Work sizes

125 mm Dia.

Guidance for specification option:

Length specified by the customer.


  1. With connector for 204mm x 60mm ducting. Custom overall length (including fitted RD5FR+RD5CONN plastic Flat Channel Horizontal Adaptor 200mm D). Note: Rytons recommend 250mm in addition to the measurement from the outer leaf to the inner leaf.
  2. With connector for 125mm dia. ducting. Custom overall length (including fitted RD5CONN plastic Pipe Connector 62mm D). Note: Rytons recommend 100mm in addition to the measurement from the outer leaf to the inner leaf.

Manufacturer guidance

Custom sizing and bespoke design service available. Products are handmade and have a tolerance of +/- 5%, consult manufacturer.

Material

Galvanized steel.

Guidance for specification option:

0.9 mm.

Free area

18 720 mm².

Guidance for specification option:

Over 90% of the free area of the ducting.

Integral accessories

15 mm flange and corner screw holes.

Guidance for specification option:

To all flanged air brick products.

Surface finish

Powder-coated, matt.

Guidance for specification option:

Custom powder-coated air brick from the RAL Classic colour chart (achieving Class A2-s1, d0). RAL Design and signature architectural coatings also available.

Powder-coated, semi-gloss.

Guidance for specification option:

Custom powder-coated air brick from the RAL Classic colour chart (achieving Class A2-s1, d0). RAL Design and signature architectural coatings also available.

Powder-coated, gloss.

Guidance for specification option:

Custom powder-coated air brick from the RAL Classic colour chart (achieving Class A2-s1, d0). RAL Design and signature architectural coatings also available.

Fire performance

Class A1.

Guidance for specification option:

Rytons A1® Fire-rated Ducting Kits 110 x 54 mm with Single Air Bricks are made from galvanized steel. Galvanized steel is considered fire class A1 without testing, as per European Commission paper 96/603/EC referred to in BS EN 13501-1:2018. The material remains robust at elevated temperatures and has a high melting point temperature of 1450–1520°C. Classification: A1. Definition: Non-combustible. Description: No contribution to fire.

Sustainability data

Contains Red List materials

No

Country of material origin

United Kingdom

Country of product manufacture

United Kingdom

Recyclability

Recyclable

Literature

Rytons A1® Range Updated for New Building Safety Bill

Rytons A1® Range Updated for New Building Safety Bill

5 Things to Know About Rytons Metal Air Bricks

5 Things to Know About Rytons Metal Air Bricks

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