The KATTGUARD GR33 External Wall Mount Guardrail provides the highest level of passive safety for external wall mounted applications. KATTGUARD GR33 posts are positioned a maximum of 8ft on center. This system is sold in kit form to ensure all components are included for a seamless installation. Roof guardrail systems can be purchased by simply selecting the kit length(s) required, number of corner kits, wall termination kits, and ladder connection kits. KATTGUARD GR33 guardrail is simple and quick to install. This system can be easily customized on-site to suit specific site requirements.