Wayne Dalton Model 881
Wayne Dalton Model 881 Read More »
High Cycle Design Springless design requires minimal interruption for maintenance Direct-mounted gear drive minimizes wear and tear Variable frequency drive eliminates sudden jolts from door start/stop Independently-Tested Airtight Design Prevents airborne contaminants from entering a controlled environment and reduces air exchange to no higher than .236 cfm/sf (ASTM E-283) Strutless Design Lowers the operational noise […]










