Heavy Duty Self Balanced

HD22SB, HD26-180, HD28

Heavy Duty Self Balancing handed friction stay for enhanced performance with top hung Timber, Upvc and large selection of aluminum profiles. Carries commercial vents up to 2.5m height and 180Kg in weight. Easy to fit with adjustable friction mechanism. Smooth and balanced operation of the window. Effective weather sealing and draught proofing fully concealed when fitted. Manufactured from high grade Austenitic Stainless Steel for maximum longevity. Even in the most corrosive environments. Austenitic stainless steel cap for added strength. Self balancing stay eliminates the need for extra support arms. Composite steel/plastic slider for strength, durability and smooth operation. The Heavy Duty range has been proven to a lifetime of 50,000 cycles. 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).

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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°