https://govtribe.com/category/unspsc/31261500-housings-and-cabinets yearly 0.8 https://govtribe.com/category/unspsc/31261600-shells-and-casings yearly 0.8 https://govtribe.com/category/unspsc/31261506-thermostat-housing yearly 0.8 https://govtribe.com/category/unspsc/31260000-housings-and-cabinets-and-casings yearly 0.8 https://govtribe.com/category/unspsc/31261700-acoustical-or-noise-control-housings-or-enclosures yearly 0.8 https://govtribe.com/category/unspsc/31261705-acoustic-screen-enclosure yearly 0.8 https://govtribe.com/category/unspsc/31261706-noise-suppression-panel yearly 0.8 https://govtribe.com/category/unspsc/31261707-hvac-sound-attenuator yearly 0.8