Heavy Duty Self Balanced

HD22SB, HD26-180, HD28

Heavy Duty friction stay for enhanced performance with timber, PVC-U and a large selection of aluminium profiles.

  • Can be used on top hung vents up to 2.5m high and 180Kg in weight.
  • Self-balancing stays provide greater gust load resistance and can eliminate the need for extra support arms.
  • Composite steel/plastic slider for strength, durability and smooth operation.
  • Austenitic stainless steel cap for added strength.
  • Friction stay stack height 16-17mm.
  • Conforms to all leading international window performance standards in the UK (BS6375 Part 2 1987), North America (AAMA 904.1), France (NFP-20-302), and Singapore (SS 212 1998).
On any windows over 32Kg we recommend that you fit additional Heavy Duty Friction Arms HD102, or TEL series, TELK support arms.

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Specifications

RECOMMENDED MAXIMUM WINDOW WEIGHTS & SIZES
PRODUCT APPLICATION SIZE INS SIZE MM WINDOW SIZE
APPROX HEIGHT MM
WINDOW WEIGHT
APPROX KG
STACK
HEIGHT MM
MAXIMUM
OPENING ANGLE
HD22SB TOP HUNG 22 567 1500 100 @ 20° & 80 @40° 6.5 – 17.5 20° & 40°
HD26-180 TOP HUNG 27 689 2500 180 6.5 – 17.5 20°
HD28 TOP HUNG 28 707 2200 100 6.5 – 17.5 20°