Shield GF Series - Gas-Fired Unit Heater Sterling HVAC Products

Sterling HVAC Shield propeller units are the perfect gas-fired heaters for use in moisture-corrosive environments such as greenhouses, waste water treatment plants or agricultural and food-service industries, thanks to a corrosion-resistant stainless steel exchanger and cabinet.

Sterling HVAC Products
Profile: Manufacturer
Headquarters: US
Certificates: AHRI
Capital group: Mestek Co
Establishment date: 1946
Business area: U. S.
Brands: Xcelon, Nexus
Warranty: 10 Years
Assortment: Heaters, Ducts, Air Systems, Rooftop AHU
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Product descritipion

MODEL GF (Greenhouse Speciality)

 Standard features
  • 82%+ Thermal Efficiency
  • 20-Gauge Tubular Heat Exchangers
  • In-Shot Burner Technology
  • Direct Spark Ignition System
  • 20-Gauge Jacket Panels with Baked Enamel Finish
  • Power Vented
  • Easy Access Control Panel
  • Certified for Category I and III Venting
  • Terminal Strip Low Voltage Wiring
  • 10-Year Heat Exchanger Warranty (TF & TC)
  • Factory Fire Tested
  • Optional 2-Stage Gas Valve

Constructed with the same durability and reliability as the commercial grade TF Series, the Shield adds a corrosive resistant stainless steel heat exchanger and cabinet for maximum protection from the elements. Sizes range from 150 to 400 MBH and carry a limited 5-year heat exchanger warranty.

 

 

SPECIFICATIONS

MBH Input

100

125

150

175

200

250

300

350

400

MBH Output TF/GF

83

103

124

145

166

207

249

290

332

MBH Output TC

83

103

124

145

166

207

246

290

332

Free Air Delivery CFM TF/GF

1,600

2,200

2,400

2,850

3,200

3,450

5,000

5,600

5,800

Free Air Delivery CFM TC

1,181

1,476

1,771

2,067

2,362

2,953

3,501

4,134

4,724

Motor HP (Qty) TF/GF

1/10

1/4

1/4

1/3

1/3

1/3

1/4 (2)

1/3 (2)

1/3 (2)

Motor HP (Qty) TC

1/4

1/2

1/2

3/4

3/4

1

1

1-1/2

1-1/2

*Flue Size Diameter

5"

5"

5"

5"

5"

5"

6"

6"

6"

tRatings shown are for unit installations at elevations between 0 and 2,000 ft. (0 to 610m). For installations above 2,000 ft. (610m), the unit input must be derated 4% for each 1,000 ft. (305m) above 2,000 ft. refer to local codes, or refer to the latest edition of the National Fuel Gas Code, ANSI Standard Z223.1 (NFPA No. 54).

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