Sampler yoletsa kutsekereza imagwiritsidwa ntchito makamaka poyesa ma doko oponderezedwa monga ma boiler air duct, flue ndi ng'anjo, ndipo imatha kuyesa kupanikizika kosasunthika, kuthamanga kwamphamvu komanso kusiyanasiyana kosiyana.
Anti-blocking sampler Chipangizo chodzitchinjiriza ndi chipangizo chodziyeretsa chokha komanso choletsa kutsekereza, chomwe chingapulumutse ntchito zambiri zoyeretsa.