Raws li ib qho ntawm feem kev sib tw dai ntawm lub tuam txhab, peb cov yas ib nrab clamps yog UPC pom zoo. Thiab lawv tau txais ntau lub npe nrov thoob plaws ntiaj teb, tshwj xeeb tshaj yog Asmeskas North. Tsis tas li ntawd, lub installation yog ceev thiab yooj yim.