Ductmate’s range of Ultimate Door™ access doors provide easy access into high-temperature air and grease duct systems:
Ultimate Door™- Sandwich Access Door for grease duct or high temperature applications.
Ultimate Door™ II- Weld-on Access Door for grease duct or high temperature applications.
Ultimate Door™ Round- Sandwich Type Access Door specifically designed for use in round grease duct.
- UL 1978 Listed
- Minimal penetration into the duct
- Available in a large range of standard or custom made sizes
- Grease and air-tight
- Meets NFPA 96 Standards
- Door is completely removable for easy cleaning
- Can be used with all types of duct wrap insulation systems
Grease Duct Wrap Systems
The ULtimate Door has been qualified for use with FyreWrap® fire rated grease duct enclosure systems. Listed by Intertek Testing Services; approved for FyreWrap Elite 1.5 Duct Insulation systems tested per ASTM E-2336 and UL 1978.
The ULtimate Door is specifically referenced in the Unifrax International Code Council (ICC) Evaluation Service Report Number ESR-2224, confirming compliance with 1997 ICBO UMC, 1997 UBC, 2006, 2009, and 2012 additions of the IAPMO UMC and IMC codes. Complies with NFPA 96. FyreWrap Technical Bulletin
Testing Data - ICC-ES Evaluation Reports
Fire tested performance and proven reliability offers contractors and local authorities the flexibility to meet grease duct jobsite conditions and the documentation required to verify compliance with local regulations.
The ULtimate Door is available with an insulation kit and an outer back plate. Please refer to the spec sheet for ordering information.
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