RD5CG – Rytons Cowled Grille (125mm Dia. Range)
RD5CG – Rytons Cowled Grille (125mm Dia. Range)
General Details
- External cowl with non-return gravity flap and spigot for 125mm dia. rigid pipe and flexible ducting.
- Gravity flap opens when the appliance is in operation.
- Connects to Rigid Pipe RD51RND and suits 125mm dia. RytHose range (or use RD5HC).
- For use in areas requiring lower extraction rates such as bathrooms, kitchens and utility rooms.
- Operating temperatures -15ºC to 60ºC.
- Manufactured in compliance with DW 154: Specification for Plastics Ductwork.
- Please note: This item is a plastic component and therefore is not suitable for use within a) the external walls of buildings more than 11m high where people sleep on the premises (residential, institutional or hospitality) or b) external wall surfaces within 1m of the boundary if the building is 11m high or less, in England. Contact our technical sales office on 01536 511874 about a compliant alternative using Rytons A1 Fire-rated Bespoke Metal Service.
Size:
- 155mm L x 155mm H x 73mm D with 125mm Dia. male spigot.
Free Area:
- 6,560mm² (65.6cm²) per unit.
Colours and Codes:
- Brown: RD5CGBR (bagged RD5CGBRBG).
- White: RD5CGWH (bagged RD4CGWHBG).
- Terracotta to order.
- Buff/Sand to order.
Associated Ducting:
Airflow and Resistance:
- 8 l/s: 3.60 Pa.
- 13 l/s: 5.00 Pa.
- 21 l/s: 8.00 Pa.
- 30 l/s: 19.83 Pa.
- 60 l/s: 74.99 Pa.
- 120 l/s: 283.64 Pa.
Composition:
- High impact polypropylene.
Reference Material:
- The Building Regulations F1 2021, Installation of ventilation systems, 1.80. Each air terminal should have a free area of at least 90% of the free area of its associated duct.
- Note: This approved document takes effect on 15 June 2022 for use in England. It does not apply to work subject to a building notice, full plans application or initial notice submitted before that date, provided the work is started on site before 15 June 2023.
Handling Information:
- Weight: 145g.
NBS Specification:
Rytons is proud to be a family run business and British manufacturer since 1972
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