* Turi abanyamwuga mu gukora balustrade kumyaka 15.
* Balustrade yacu idafite ibyuma ikorwa nicyiciro cya 316, ibirimo kurinda ruswa, byemeza ko biramba kandi byiringirwa.
* Nibyiza kandi byiza
* Ibyuma byubatswe bikomeye, Igishushanyo mbonera kiremereye, kirambye kandi kiramba.Bikwiranye na 8-12mm (3.1Inch-4.8Inch) Ikirahure kibyibushye.
* Ingano yihariye n'ubuso