HHTO is designed for side hung window use. The design of HHTO series allows better positioning of window when closing.

Durability of the hinge has been proven by opening and closing test 50,000 times.

Satisfied the requirements of British Standard BS6375-2:2009.

HHTO

Loading Opening
Product Code Product Description KG (-5°/+0°) Catalogue
HHTO16-L HHTO16-R 16″ Stainless Steel Friction Hinge (Left) or (Right) – HHTO Series 83 90°
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  • To maximize the functionality of the hinges, must install with stainless steel plate
  • Installation Guideline
  • Referring to installation guideline, we can supply “A” auxiliary screws while “B” & “C” screws have to be sourced by user themselves.
  • All screw holes should be mounted with proper screws.
  • Please pay attention to installation space requirements.
Grade 304 Stainless Steel

50,000 cycles endrance and BS6375 test report is available upon request.

China 201710712835.3, 201710713594.4, 201920981460.5 | Hong Kong HK1247974, HK1245865

– All screw holes should be mounted with proper screws.
– Must pay attention to space requirement when installing the hinge. (Please refer to “Installation Guideline”)
– Must pay attention to the maximum tolerable loading of the hinge. (Please refer to “Catalogue”)
– Do not use strong detergent (i.e. Blench / Alcohol) or erosive penetrant for cleaning purposes.