Rytons Background Room Ventilators

1 CI/SfB reference by RIBA SfB Agency ( ) Xn6 (L2). Wall November 2018. Rytons Background room Ventilators New interactive guide with links to technical information 1. Extracts from The Building Regulations Contents Approved Document F, Means of ventilation, 2010. Product Name Product Equivalent Dn,e,w Sound Page Approved Document F is a complex document with Section 5: New Dwellings Code Area Reduction many criteria for working out the Background ventilation Ventilation systems for new dwellings without (open/closed) requirements of a dwelling. The following extracts are basements a brief introduction as to why ventilation is required Select one of the four ventilation systems.

2 Rytons Rytons Controllable LookRyt AirCore AC10HP 7,500mm Unsilenced 4 and to which ventilation systems Rytons products are Background Ventilators are most suited to System 1 and best suited. A free download of Approved Document System 3. Rytons Cowled Controllable LookRyt AirCore AC10 HPCWL 7,300mm Unsilenced 4 F is available at System 1: Background Ventilators and intermittent buildingregulations/approveddocuments/pa rtf extract fans Rytons Baffled Controllable LookRyt AirCore AC7HP 6,500mm Unsilenced 4 Guidance on minimum provisions Section 4: Introduction to the provisions The purpose of ventilation for extract and whole dwelling Rytons Cowled Baffled Controllable LookRyt AirCore.

3 AC7 HPCWL 6,700mm Unsilenced 4. ventilation is set out in Table V. entilation is simply the removal of 'stale' indoor Note that it includes separate Rytons High Rise Controllable LookRyt AirCore ACH75HP 6,700mm Unsilenced 4 System 1. air from a building and its replacement with 'fresh' guidance for dwellings with outside air. It is assumed within the Approved habitable rooms having only a Rytons Super Acoustic Controllable LookRyt AirCore AAC125HP 8,500mm 43 dB / 50 dB 5. Document that the outside air is of reasonable single exposed fa ade. Rytons is quality. able to supply the non-mechanical Rytons Cowled Super Acoustic Controllable LookRyt AAC125 HPCWL 8,400mm 45 dB / 50 dB 5.

4 V. entilation is required for one or more of the aspects to achieve System 1. following purposes: Rytons High Rise Super Acoustic Controllable LookRyt AAH125HP 7,700mm 44 dB / 50 dB 5 System 3: Continuous mechanical extract (MEV). a) provision of outside air for breathing;. b) d ilution and removal of airborne pollutants, Guidance on minimum provisions for extract and whole Rytons '9x3' Ventilation Set with Hit & Miss TC8H&M 10,200mm Unsilenced 7 including odours; dwelling ventilation is set out in c) c ontrol of excess humidity (arising from water Table Rytons is able to supply Rytons '9x3' Cowled Ventilation Set with Hit & Miss TC8 HMCWL 10,000mm Unsilenced 7 vapour in the indoor air); the non-mechanical aspects to d) p rovision of air for fuel-burning appliances achieve System 3.

5 Rytons '9x3' Acoustic AirLiner Set with Hit & Miss TAL4H&M 6,300mm 38 dB / 39 dB 7 (which is covered under Part J of the Building Refer to Approved Document F for System 3. Regulations). Rytons '9x3' Cowled Acoustic AirLiner Set with Hit & Miss TAL4 HMCWL 6,300mm 39 dB / 40 dB 7 details of System 2: Passive stack Control of ventilation ventilation (PSV) and System 4: Rytons '9x6' Ventilation Set with Hit & Miss TC18HM 19,800mm Unsilenced 8 Continuous mechanical supply and I t is important that ventilation is controllable so extract with heat recovery (MVHR). that it can maintain reasonable indoor air quality Rytons '9x6' Cowled Ventilation Set with Hit & Miss TC18 HCWL 18,000mm Unsilenced 8.

6 And avoid waste of energy. These controls can be Equivalent Area Calculations either manual ( operated by the occupant) or Rytons '9x6' Acoustic AirLiner Set with Hit & Miss TALH&M 10,500mm 39 dB / 40 dB 8 Calculating Background ventilation requirements for automatic. houses can be a daunting task. If you would like us to Rytons '9x6' Cowled Acoustic AirLiner Set with Hit & Miss TALHMCWL 9,800mm 42 dB 8 M anually controlled trickle Ventilators (the most help you with your calculations simply email common type of Background Ventilators ) can be with the following information:- Rytons '9x9' Ventilation Set with Hit & Miss TC20HM 30,000mm Unsilenced 9 located over the window frames, in window frames, just above the glass or directly through the wall.

7 Rytons '9x9' Cowled Ventilation Set with Hit & Miss TC20 HCWL 27,000mm Unsilenced 9 1. Total floor area in m (all floor areas combined). They are positioned typically above floor level to avoid discomfort due to cold draughts. 2. D. welling Type: Rytons '9x9' Acoustic AirLiner Set with Hit & Miss TAL9H&M 12,800mm 38 dB 9 a) Single-storey dwelling located up to and including Equivalent areas of Ventilators the fourth storey above ground level. Rytons '9x9' Cowled Acoustic AirLiner Set with Hit & Miss TAL9 HMCWL 12,700mm 40 dB / 41 dB 9. E. quivalent area is used in the Approved Document b) Multi-storey dwelling or a single-storey dwelling Rytons Window Trickle ventilator (265mm L) R1700 1,700mm See technical 10 instead of free area for the sizing of Background that is located more than four storeys above ground Ventilators (including trickle Ventilators ) because level.

8 Rytons Window Trickle ventilator (412mm L) R2700 2,700mm See technical 10 it is a better measurement of the air flow 3. Number of bedrooms. performance of the ventilator . BS EN 13141- 4. Number of fa ades. Rytons Window Trickle ventilator (497mm L) R5000 5,000mm See technical 10 1:2004 (Clause 4) includes a method of measuring the equivalent area of Background ventilation 5. Design air permeability. openings. 6. Acoustic requirements. What is a Dn,e,w sound reduction figure? All Rytons Background ventilator sets (including acoustic) have equivalent area measurements A Dn,e,w figure reflects testing at every frequency and it is the only result recommended by the BRE for products such as calculated by the BRE at 1Pa to BS EN 13141-1:2004.

9 Make quick and easy ventilation vents. As there is no industry standard for presenting acoustic test results, beware of any manufacturer who quotes an calculations anytime with our unspecified dB figure. An unspecified figure may simply be the highest dB achieved at an individual frequency and may free online calculators at not bear any relation to your circumstances or to the type of noise you are aiming to reduce. Only a Dn,e,w figure gives you peace of mind that the result reflects the true performance of the product. 2 3. Rytons Controllable Unsilenced LookRyt AirCore Range Rytons Controllable Acoustic LookRyt AirCore Range AC10HP - Rytons Controllable LookRyt AirCore AAC125HP - Rytons Super Acoustic Controllable LookRyt AirCore 5" core vent for the provision of Background air into habitable rooms to Acoustic core vent for the provision of Background air into habitable disperse moisture, odours and other air pollutants.

10 Rooms to disperse moisture, odours and other air pollutants. Draught reducing LookRyt panel easily adjusted with a push/pull or tilt Draught reducing LookRyt panel easily adjusted with a push/pull or tilt action and may be painted or wallpapered for a discreet appearance. action and may be painted or wallpapered for a discreet appearance. 7,500mm (75cm ) equivalent area. Reduces sound by 43 dB (Dn,e,w) open and 50 dB (Dn,e,w) closed. Terracotta, buff/sand, white. 8,500mm (85cm ) equivalent area. Terracotta, buff/sand, white. AC10 HPCWL - Rytons Cowled Controllable LookRyt AirCore AAC125 HPCWL - Rytons Cowled Super Acoustic Controllable LookRyt AirCore Cowled 5" core vent for the provision of Background air into habitable Cowled acoustic core vent for the provision of Background air into rooms to disperse moisture, odours and other air pollutants.