CENTRAL HVAC EQUIPMENT
23 70 00
National Comfort Products Inc.
National Comfort Products Inc.
539 Dunksferry Road]
Bensalem, PA 19020
Phone: (800) 523-7138
Phone: (215) 244-1400
Fax: (215) 639-1674
Email: sales@nationalcomfortproducts.com
Website: www.nationalcomfortproducts.com
This Manu-Spec® utilizes the Construction Specifications Institute (CSI) Project Resource Manual (PRM),
including MasterFormat™, SectionFormat™ and PageFormat™. A Manu-Spec is a manufacturer-specific
proprietary product specification using the proprietary method of specifying applicable to project specifications and master guide specifications. Optional text is indicated by brackets [ ]; delete optional text in final
copy of specification. Specifier Notes precede specification text; delete notes in final copy of specification.
Trade/brand names with appropriate product model numbers, styles and types are used in specifier notes
and in the specification text article titled “Acceptable Material.” Metric conversion, where used, is soft metric
conversion.
This Manu-Spec specifies packaged terminal air conditioners, as manufactured by National Comfort
Products Inc.
SECTION 23 70 00
CENTRAL HVAC EQUIPMENT
PART 1 GENERAL
1.1 SUMMARY
A. Section Includes: This section specifies a thru-the-wall packaged heating and air conditioning unit for the multi-family residential
construction industry.
Specifier Note: Revise paragraph below to suit project requirements. Add section numbers and titles per CSI MasterFormat and
specifier’s practice.
B. Related Requirements:
Specifier Note: Include in this paragraph only those sections and documents that directly affect the work of this section. If a
reader of this section could reasonably expect to find a product or component specified in this section, but it is actually specified
elsewhere, then the related section number(s) should be listed in the subparagraph below. Do not include Division 00 documents
or Division 01 sections, as it is assumed all technical sections are related to all project Division 00 documents and Division 01
sections to some degree. Refer to other documents with caution, as referencing them may cause them to be considered part of
the contract.
1.
2.
3.
4.
5.
Section [07 92 00 - Joint Sealants].
Section [22 13 00 - Facility Sanitary Sewerage].
Section [23 11 23 - Facility Natural-Gas Piping].
Section [23 11 26 - Facility Liquefied-Petroleum Gas Piping].
Section [23 31 13 - Metal Ducts].
1.2 REFERENCES
Specifier Note: Define terms unique to this section and not provided elsewhere in the contract documents. Include terms unique
to the work result specified that may not be commonly known in the construction industry. Delete the following paragraph if no
definitions are required.
Manu-Spec® is a registered trademark of CMD. The three-part Manu-Spec format conforms
to the editorial style of the Construction Specifications Institute and is used with their permission.
The manufacturer is responsible for technical accuracy. ©2016 CMD. All Rights Reserved.
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CENTRAL HVAC EQUIPMENT
23 70 00
National Comfort Products Inc.
A. Definitions:
1. SPVU: Single Packaged Vertical Unit is a description of a specific type of packaged air-conditioning unit as defined by the
Air-Conditioning, Heating and Refrigeration Institute (AHRI).
Specifier Note: This section does not require compliance with standard(s). It is a listing of all references used in this section. Only include
here standards referenced in the body of the specification in PARTS 1, 2 and/or 3. Do not include references to building codes at any level.
B. Reference Standards:
1. Air-Conditioning, Heating, and Refrigeration Institute (AHRI):
a. AHRI 390, Performance Rating of Single Package Vertical Air-Conditioners And Heat Pumps.
2. American National Standards Institute (ANSI).
a. ANSI-Z21.47 Standard for Gas-Fired Central Furnaces.
3. National Fire Prevention Association (NFPA).
a. NFPA 54/ANSI Z223.1, National Fuel Gas Code and Handbook Set.
b. NFPA (Fire) 70-201, National Electrical Fire Code.
4. Underwriter’s Laboratories.
a. UL 1995 Heating and Cooling Equipment.
Specifier Note: Article below includes submittal of relevant data to be furnished by contractor before, during or after construction.
Coordinate this article with Architect’s and contractor’s duties and responsibilities in Contract Conditions and Section 01 33 00 Submittal Procedures.
1.3 SUBMITTALS
A. Product Data: Manufacturer’s standard specifications and descriptive literature, including:
1. Catalog pages and cut-sheets illustrating specified products.
2. Manufacturer’s installation instruction manual.
3. Shop drawings showing metal thicknesses, dimensions, reinforcing and finishing and including wiring and piping diagrams.
Specifier Note: Coordinate article below with Contract Conditions and with Section 01 78 36 - Warranties.
B. Warranty: Fully executed, issued in [Owner’s] name and registered with manufacturer, including:
1. Manufacturer’s Warranty from date of warranty registration and covering defects in materials: 5 year warranty parts; 5 year
warranty compressor and 10 year warranty heat exchanger.
1.4 QUALITY ASSURANCE
A. Installer: HVAC installer, experienced in performing work similar to that required for this project.
B. Operation and Maintenance: Provide technical documentation showing equipment operation, wiring diagrams and list of
replacement parts for incorporation into owner’s operations and maintenance manuals in accordance with Section [01 78 23 Operations and Maintenance Data].
1.5 DELIVERY, STORAGE & HANDLING
A. Deliver materials in accordance with manufacturer’s written instructions.
1. Deliver materials in manufacturer’s original, unopened, undamaged containers with identification labels intact and product
name and manufacturer clearly visible.
2. Store materials protected from exposure to harmful environmental conditions, clean, dry, frost-free and at recommended
temperature and humidity levels.
1.6 WARRANTY
A. Project Warranty: Refer to Contract Conditions for project warranty provisions.
Manu-Spec® is a registered trademark of CMD. The three-part Manu-Spec format conforms
to the editorial style of the Construction Specifications Institute and is used with their permission.
The manufacturer is responsible for technical accuracy. ©2016 CMD. All Rights Reserved.
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CENTRAL HVAC EQUIPMENT
23 70 00
National Comfort Products Inc.
B. Manufacturer’s warranty: Submit, for Owner’s acceptance, manufacturer’s standard warranty document executed by authorized
company official.
1. Manufacturer’s warranty is in addition to and not intended to limit other rights owner may have under Contract Conditions.
PART 2 PRODUCTS
Specifier Note: Add product attributes performance characteristics, material standards and descriptions in other articles as
applicable. Use of such phrases as “or equal,” “approved equal” or similar phrases may cause ambiguity in specifications. Such
phrases require verification (procedural, legal and regulatory) and assignment of responsibility for determining “or equal” products.
2.1 MANUFACTURER
A. National Comfort Products Inc.; 539 Dunksferry Road, Bensalem, PA 19020; Telephone: (800) 523-7138, (215) 244-1400; Fax:
(215) 639-1674; Email: sales@nationalcomfortproducts.com; Website: www.nationalcomfortproducts.com.
Specifier Note: Use the following section when heat source for fan coil unit is natural gas or liquid petroleum combined with
electric cooling. Delete section in its entirety if gas units are not used.
2.2 GAS HEATING WITH ELECTRIC COOLING UNITS
Specifier Note: Verify model numbers with manufacturer and output requirements; then edit the following paragraphs to meet project
requirements.
A. Acceptable Material: National Comfort Products Inc., Comfort Pack Model [CPG41238-U] [CPG41838-U] [CPG41851-U]
[CPG41864-U] [CPG42438-U] [CPG42451-U] [CPG42464-U] [CPG43038-U] [CPG43051-U] [CPG43064-U].
1. Description: Through-wall style [natural gas] [liquid petroleum] heating and electric cooling SPVU [with direct gas venting
and safety interlock].
a. Ensure gas units are equipped with burner clear view sight glass.
b. Electrical Components, Devices and Accessories: Listed and labeled by a qualified testing agency to NFPA 70 and
marked for intended location and application.
c. Serviceable slide out furnace assembly with stainless steel heat exchanger.
d. Serviceable slide out cooling chassis with Coremax refrigeration service ports.
e. Five-speed DC blower motor.
f. Secondary condensate drain.
Specifier Note: Edit the following paragraph to match project requirements, aligning Rated Cooling BTUs to corresponding amp
and fuse from the same line of the chart below.
Specifier Note: Delete Drawing Designation if project uses only one unit size.
g. Drawing Designation: [___].
h. Rated Cooling BTU: [12,000] [18,000] [22,400] [27,400].
i. Rated Heating BTU Input: [38,000] [51,000] [64,000].
Manu-Spec® is a registered trademark of CMD. The three-part Manu-Spec format conforms
to the editorial style of the Construction Specifications Institute and is used with their permission.
The manufacturer is responsible for technical accuracy. ©2016 CMD. All Rights Reserved.
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CENTRAL HVAC EQUIPMENT
23 70 00
National Comfort Products Inc.
j. Rated Heating BTU Output: [30,400] [40,800] [51,200].
k. Minimum Circuit Amps: [12.8] [16.3] [22.0] [20.5].
l. Maximum Fuse: [15] [20] [30].
m. Shipping Weight: [315] [325] [350] [360] lbs.
n. Unit Dimensions: 31 7/16 × 28 × 43 inches.
2. PERFORMANCE REQUIREMENTS
a. Comply with AHRI Standard 390, EER 9.
b. Comply with NFPA 70 and [NFPA 54].
Specifier Note: Use the following section when heat source for fan coil unit is natural gas or liquid petroleum combined with
electric cooling. Delete section in its entirety if gas units are not used.
2.3 ELECTRIC HEATING AND COOLING UNITS
A. Acceptable Material: National Comfort Products Inc., Comfort Pack Model [CPE41205-U] [CPE41207-U] [CPE41210-U]
[CPE41805-U] [CPE41807-U] [CPE41810-U] [CPE41815-U] [CPE42405-U] [CPE42407-U] [CPE42410-U] [CPE42415-U]
[CPE43010-U] [CPE43015-U].
1. Description: SPVU for use with electric heating and cooling:
a. 2 stage heat sequencing controller board
b. Serviceable slide out cooling chassis with Coremax refrigeration service ports.
c. Five-speed DC blower motor.
d. Secondary condensate drain.
Specifier Note: Edit the following paragraph to match project requirements, aligning Rated Cooling BTUs to corresponding amp
and fuse from the same line of the chart below.
Specifier Note: Delete Drawing Designation if only one size of unit is being used for the project.
e.
f.
g.
h.
i.
j.
Drawing Designation: [___].
Rated Cooling BTU: [12,000] [18,000] [22,400] [27,400].
Rated Heating BTU Output @ 230V: [17,000] [23,800] [34,000] [51,000].
Rated Heating BTU Output @ 208V: [14,000] [19,400] [27,600] [41,600].
Minimum Circuit Amps: [31.4] [42.5] [59.0] [86.6].
Maximum Fuse: [35] [45] [60] [90].
Specifier Note: Edit the following paragraph to suit weight of unit specified. Verify weight of specified model(s) with manufacturer.
k. Shipping Weight: [315] [325] [350] [360] lbs.
l. Unit Dimensions: 31 7/16 × 28 × 43 inches.
Manu-Spec® is a registered trademark of CMD. The three-part Manu-Spec format conforms
to the editorial style of the Construction Specifications Institute and is used with their permission.
The manufacturer is responsible for technical accuracy. ©2016 CMD. All Rights Reserved.
4
CENTRAL HVAC EQUIPMENT
23 70 00
National Comfort Products Inc.
2. PERFORMANCE REQUIREMENTS
a. Comply with AHRI Standard 390, EER 9.
b. Comply with NFPA 70.
2.4 MATERIALS
A. Cabinet: Pre-painted 22 gauge galvanized steel with painted tan finish.
B. Grill: [standard stamped] [optional painted, powder coat grill, Model CPSG-P] [optional anodized aluminum architectural louver,
Model CPLG] [optional painted architectural louver Model, CPLG-SP].
C. Air Filter: 16 x 25 x 1 inch.
D. Fans and Motors: Removable.
1. Fan: Propeller, directly connected to motor.
2. Evaporator Blower Wheel: Directly connected to motor.
3. Motor: [Condenser motor, PSC, permanently lubricated] [Evaporator motor, DC, 5-speed].
4. Wiring Termination: Motor factory-wired to control deck.
E. Electrical Requirements: Factory wired for 208-230 V, single phase, 60 Hz with low voltage rated 24 V, 60 Hz Class 2
transformer included with unit.
1. Operating voltage: 193-253 V with single pole contractor.
2.5 ACCESSORIES
A. Ductwork: In accordance with Section [23 31 13 - Metal Ducts].
1. Return Boot: Two piece convertible (left/right) return air boot for top return air designs, Model CPRB.
B. Gas Piping: In accordance with Section [23 11 23 - Facility Natural-Gas Piping] [23 11 26 - Facility Liquefied-Petroleum Gas
Piping].
C. Wall Sleeve: Field assembled pre-painted aluminum casing with galvanized steel casing, Model CPWS.
1. Wall Sleeve Dimensions: 16 × 29 1/16 × 44 15/16 inches.
D. Caulking: In accordance with Section [07 92 00 - Joint Sealants].
E. Flashing: In accordance with Section [07 65 00 - Flexible Flashing].
PART 3 EXECUTION
3.1 EXAMINATION
A. Verification of Conditions: Verify that conditions of substrate previously installed under other sections or contracts are acceptable
for drainage and protection system installation in accordance with manufacturer’s written recommendations.
1. Visually inspect substrate in presence of consultant.
2. Ensure rough openings are in accordance with manufacturer’s written recommendations.
3. Inform consultant of unacceptable conditions immediately upon discovery.
4. Proceed with installation only after unacceptable conditions have been remedied and after receipt of written approval to
proceed from consultant.
3.2 INSTALLATION
A. Install wall sleeve in accordance with manufacturer’s written recommendations.
B. Install unit in wall sleeve in accordance with manufacturer’s written recommendations.
C. Caulk exterior of unit [and wall sleeve] to substrate in accordance with manufacturer’s written recommendation and with Section
[07 92 00 - Joint Sealants].
1. Ensure weep hole openings in exterior front section of unit base pan are clear and open for drainage of unit.
Manu-Spec® is a registered trademark of CMD. The three-part Manu-Spec format conforms
to the editorial style of the Construction Specifications Institute and is used with their permission.
The manufacturer is responsible for technical accuracy. ©2016 CMD. All Rights Reserved.
5
CENTRAL HVAC EQUIPMENT
23 70 00
National Comfort Products Inc.
Specifier Note: Retain the following paragraph for gas-fired units only. Delete if specified units are all electric with no gas
components.
D. Add flashing in accordance with manufacturer’s recommendations and in accordance with Section [07 65 00 - Flexible Flashing].
3.3 VENTING
Specifier Note: Retain the following paragraph for gas-fired units only. Delete if specified units are all electric with no gas
components.
A. Locate gas vents in accordance with manufacturer’s written recommendations and to [NFPA 54/ANSI Z223.1].
3.4 CONNECTIONS
A. Connect ductwork in accordance with manufacturer’s written recommendations [and with [Section 23 31 13 - Metal Ducts]].
Specifier Note: Retain the following paragraph for gas-fired units only. Delete if specified units are all electric with no gas
components.
B. Connect gas piping in accordance with manufacturer’s written recommendations [and with Section [23 11 23 - Facility NaturalGas Piping] [23 11 26 - Facility Liquefied-Petroleum Gas Piping] ].
C. Connect drain pan to drainage system in accordance with manufacturer’s written recommendations [and with Section 22 13 00 Facility Sanitary Sewerage].
D. Make electrical connections in accordance with manufacturer’s written recommendations and to NFPA 70.
3.5 FIELD QUALITY CONTROL
A. Field Inspection: Coordinate field inspection in accordance with Section [01 45 00 Quality Control].
B. Clearance Tolerances:
1. Follow manufacturer’s written recommendations for clearance at exterior of unit for unobstructed air flow around unit.
2. Follow manufacturer’s written recommendations for clearance at interior of unit for maintenance purposes.
3. Follow manufacturer’s written recommendations for minimum vertical and horizontal clearance between units.
Specifier Note: Specify requirements if manufacturers are to provide field quality control with onsite personnel for instruction or
supervision of product installation, application, erection or construction. Manufacturer field reports are included under PART 1,
Submittals.
C. Manufacturer’s Services:
Specifier Note: Use the following paragraphs only when manufacturer’s field services are provided and are required to verify
the quality of the installed components. Establish the number and duration of periodic site visits required by manufacturer and
specify below. Contact National Comfort Products Inc. to determine any costs associated with technical representatives providing
manufacturer’s field services. Delete if field services are not required.
1. Coordinate manufacturer’s services with Section [01 45 00 - Quality Control].
3.6 CLEANING
A. Perform daily progress cleaning.
1. Leave work area clean at end of each day.
B. Upon completion, remove surplus materials, rubbish, tools and equipment.
C. Collect recyclable waste and dispose of at appropriate recycling facilities.
D. [___].
Manu-Spec® is a registered trademark of CMD. The three-part Manu-Spec format conforms
to the editorial style of the Construction Specifications Institute and is used with their permission.
The manufacturer is responsible for technical accuracy. ©2016 CMD. All Rights Reserved.
6
CENTRAL HVAC EQUIPMENT
23 70 00
National Comfort Products Inc.
Specifier Note: Specify protection methods completed after installation, but prior to acceptance by the owner. Include only
statements unique to this section.
Specifier Note: Coordinate the following with Section 01 76 00 - Protecting Installed Construction.
3.7 PROTECTION
A. Protect installed products and components from damage during construction.
B. Repair or replace adjacent materials damaged by installation of Comfort Pack heating and air conditioning unit.
C. [___].
END OF SECTION
Manu-Spec® is a registered trademark of CMD. The three-part Manu-Spec format conforms
to the editorial style of the Construction Specifications Institute and is used with their permission.
The manufacturer is responsible for technical accuracy. ©2016 CMD. All Rights Reserved.
7