floor access covers for pedestrian traffic

TYPICAL SPECIFICATION CLAUSE FOR 3500 SERIES

Recessed floor access/duct* covers and frames shall be Howe Green Ltd 3500 series with aluminium show edge, dirt seal and mechanically jointed corners, stainless steel baseplate sealed on seating with socket head securing bolts/ unsealed with blanking bolts*. Sizes shall be as shown on contract drawings nos ....† Covers are 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 + 97 mm e.g. 200 mm clear opening = 297 mm overall frame width. Subject to correct infill/installation.

WEIGHT

A 3500 series cover when filled with concrete weighs approx. 60 kg/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

Sealed and secured.