HM123F – Rytons 9×9 Hit & Miss Ventilator
HM123F – Rytons 9×9 Hit & Miss Ventilator
General Details
- Plastic hit & miss grille with integral flyscreen.
- Manually adjusted for controllable ventilation.
- Flush face, slim design and concealed fixings give a neat unobtrusive appearance.
- Integral flyscreen helps prevent the ingress of insects and spiders as well as reducing light and draughts.
- Compatible with Rytons 9×9 AirLiner® cavity liners.
- U.V. stabilised to slow down the effects of sunlight.
- Note: Hit & Miss Ventilators must not be used to supply combustion and cooling air to boilers, stoves and fires.
Free Area:
- 13,000mm² (130cm²) per unit.
Size:
- 271mm L x 247mm H (see image gallery above).
- CAD drawing available by email.
Colours:
- White: HM123F (bagged HM123FBG).
- Bespoke colour matching service available. Call our sales office on 01536 511874 or email admin@rytons.com for details and pricing.
Composition:
- U.V. stabilised high impact polystyrene.
Installation:
- Detach the flyscreen from the front cover.
- Fasten the flyscreen over the opening.
- Align the front cover with the flyscreen and ‘snap’ into position.
Handling Information:
- Box quantity: 10 number.
- Box size: 29cm W x 26cm H x 14cm D.
- Box weight: 1.4kg.
Reference Material:
- The Building Regulations 2000, Approved Document F.
- The Building (Scotland) Regulations, Mandatory Standard 3.14.
- The Building Regulations (Northern Ireland) 2000, Technical Booklet K.
- British Standard BS 5250.
NBS Specification:
Rytons is proud to be a family run business and British manufacturer since 1972
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