floor access covers for pedestrian traffic

TYPICAL SPECIFICATION CLAUSE FOR 5000 SERIES

Recessed floor access/ duct/ multipart covers and frames shall be Howe Green Ltd 5000 series with 1 hour fire rating to BS 476: Part 20: 1987, continuously fastened aluminium/ brass/ Colouredge*, top edge dirt seal and mechanically jointed corners, stainless steel baseplate and reinforcement, double sealed with socket head securing bolts/unsealed with blanking bolts*. Sizes shall be as shown on contract drawings nos ....† Covers to be supplied complete with ....† sets of combined lifting/securing keys. All to be manufactured and supplied by Howe Green Ltd, Marsh Lane, Ware, Hertfordshire, SG12 9QQ, Great Britain, and installed in accordance with the manufacturer’s installation details and sitework guide.

SIZE

Overall frame size = clear opening + 130 mm e.g. 550 mm clear opening = 680 mm overall frame width. Subject to correct infill / installation.

WEIGHT

with concrete weighs approx. 90kg/m².

TYPICAL FLOOR FINISHES

Ceramic tiles, marble, terrazzo, concrete, resin, wood and all hard floors.

PERFORMANCE

Pedestrian traffic (including wheeled trolleys, sack trucks etc.) only.

OPTIONS

Double seal. Inset lifting points.