Tower 480mm x 355mm x 200mm Rectangular Terminal Safety Guard Equally suitable for guarding light fittings 28W 2D bulkheads 400W SON lamp 500W TH fittings and more BS5440 part 1-2000 (section 8.2.1)01.01.2001 A suitable guard should be provided whenever the appliance terminal is fitted less than 2M above the ground, above a balcony or a flat roof, the guard dimensions should be such that no part of the guard terminal is less than 50mm (2″) from any part of the terminal (not including any wall plate). Condensing Boilers: Zinc-plated terminal guards are unsuitable for use with condensing boilers. Plastic coated (polyethylene) guards are recommended for this application.
