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SECTION 23 .38 13 13 SPECIFICATIONS TAGi Commercial Kitchen Ventilation Hoods, Listed Commercial Kitchen Hoods PART 1 - GENERAL B. Duct sizes, CFM, and static pressure requirements shall be as shown on drawings. Static pressure requirements shall be precise and accuratei air velocity and volume Information shall be accurate within 1-ft Increments along the length of the ventilator. corrected In a Manner acceptable to Installer. 3.2 INSTALLATION 1.1 SUMMARY A. The ND2 series is a Type I, wall canopy hood for use over 600'F cooking surface temperatures. The aerodynamic design Includes a mechanical baffle and performance enhancing Up for exceptional capture and containment. B. The hood shall have the size, shape, and performance specified on drawings. 1.2 SUBMITTALS A. The manufacturer assumes no liablUty for the use or results of use from this document. Specifications are to be reviewed by the engineer to confirm the pro,ject's requirements and meet Federal.. State, and Local codes and regulations. B. As the manufacturer continues product development, it reserves the right to change design and specifications without notice. C. The manufacturer shall supply complete computer generated submittal drawings, including hood section view(s) and hood plan vlew(s). These drawings must be available to the engineer, architect, and owner for their use In construction, operation, and maintenance. 1.3 QUALITY ASSURANCE A. This hood is ETL-listed to standard UL710, ULC710, and ULC-S646 when Installed in accordance with these installation Instructions and National Fire Protection Association Standard `NFPA 96, Standard for Ventilation Control and Fire Protection of Commercial Cooking Operations." B. Built -In compliance with NSF/ANSI Standard 2. C. The hood shall be ETL Listed asi 1. `Exhaust Hood Without Exhaust Damper." 2. ETL Sanitation Listed and built In accordance with NFPA 96. 3. The ETL label shall list temperature rating(s) and minimum CFM/ft rating(s). 1.4 WARRANTY A. All units shall be provided with the following standard warranty, 1. This equipment Is warranted to be free from defects in materials and workmanship, under normal use and service, for a period of 2-years from date of shipment. B. The manufacturer shall not be liable for incidental and consequential losses and damages potentlally attributable to malfunctioning equipment. Should any part of the equipment prove to be defective In materlal or workmanship within the 2-year warranty period, upon examination by the manufacturer, such part will be repaired or replaced by manufacturer at no charge. The buyer shall pay all labor costs Incurred In connection with such repair or replacement. Equipment shall not be returned without manufacturer's prior authorization, and all returned equipment shall be shipped by the buyer, freight prepaid to a destination determined by the manufacturer. C. Refer to Manufacturers Operation, Installation, and Maintenance (OIM) Manual for detalled descriptions of what Is/is not covered and contact Information for warranty claims. PART 2 - PRODUCTS 2.1 GENERAL A. Construction shall be dependent on the structural appUcatlon to minimize distortion and other defects. All seams, ,joints, and penetrations of the hood enclosure to the lower outermost perimeter, which directs and captures grease -laden vapor and exhaust gases, shall have a liquid -tight continuous external weld in accordance with NFPA 96. 2.2 CONSTRUCTION A. Construction shall be type 430 stainless steel. B. Double wall Insulated front to eliminate condensation and Increase rigidity on wide sizes. The Insulation shall have a flexural modulus of 475 El, meet UL 181 requirements and be In accordance with NFPA 90A and 90B. C. Hood shall be equipped with a minimum of four connections for hanger rods. Hood lengths greater than 12 ' will have added hangers. D. Exhaust duct collar to be 4 " high with flange. E. The grease drain system shall be an enclosed Integral part of the hood back and have slopes with an exposed, removable 1/2 grease cup to facilitate cleaning. F. An Integral baffle to direct grease laden vapors toward the exhaust filter bank. G. Hood shall be furnished with UL classif led filters, supplied in size and quantity as required by ventilator. H. All seams shall be welded and have stainless steel on exposed surfaces, 2.3 LIGHTING A. L55 Series canopy light fixture, Includes clear thermal and shock resistant globe. 2.4 FILTERS A. Stainless Steel Captrate Solo filter with hook, ETL Listed. Particulate capture efficiencyo 85X efficient at 9 microns, 76X efficient at 5 microns. 2.5 OPTIONS A. Fire Suppression Systems UL 300 fire suppression system. B. Optional perforated supply plenum shall provide make-up air discharged below the cooking equipment. 1. Perforated diffuser plates shall be Included In the design to provide even air distribution. 2. Unexposed surfaces shall be constructed of aluminized steel. Plenum shall be Insulated to prevent condensation. 3. Dual Plenum (AC-PSP) C. Hood Mounted Utility Cabinet - Cabinet can store listed fire suppression system, listed components, pre -wired electrical controls. 2.6 ACCESSORIES A. End Panel(s) maximize hood performance and eliminate the effects of cross drafts in the kitchen. Units constructed of stainless steel and sized according to hood width and cooking equipment. Exposed edges hemmed for safety and rigidity. Selected panelso 1. Quarter End Panel B. Wrapper(s) may be Installed from the factory or fleld Installed. Wrapper(s) selectedo 1. Wrapper C. Miscellaneous option(s) selectede 1. Full Dimension Hanging Bracket-Unistrut added to allow for various hood mounting locations. 2. Insulation for Back of Hood -Backside of hood is fully Insulated. PART 3 - EXECUTION 3.1 EXAMINATION A. Examine areas and conditions under which the system Is Installed. Do not proceed with work until unsatisfactory conditions have been A. Install in accordance with manufacturer's Instructions, drawings, written specifications, manufacturer's installation manual, and all applicable building codes. c/OB CHIPOTLE ZEPHYRHILLS #3687 i ' r�;; TIP ' REV ,S"C14LS 1/40 = 1'-0"