Cov hlau noog pos yog ib qho yooj yim los sib sau ua ke thiab nruab. Txawm hais tias tus noog spikes tsis tau sib sau ua ke, nws tsuas yog siv sijhawm ob peb feeb los kho tag nrho cov spikes yam tsis muaj cuab yeej. Muaj pre-drilled qhov ntawm tus noog spike puag, uas yog tsim los rau kev ceev thiab yooj yim installation. Koj tuaj yeem siv architectural qib sab nraum zoov weatherproof kua nplaum, pluaj, cable ties, screws los yog ntsia hlau los kho cov noog rau tes rau qhov chaw mus tas li.
