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Amplifier (9)
Boiler Part (52)
Boiler Regulator (184)
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Boiler Venting (11)
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Modulating Valve (7)
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Temp Selector (14)

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$1 to $5 (13)
$5 to $10 (27)
$10 to $15 (15)
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$40 to $45 (7)
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Maxitrol

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Product Image of 1-1/4" Zero Governor Regulator
1-1/4" Zero Governor Regulator
SKU: 210DZ-1-1/4
Maxitrol
SKU: 210DZ-1-1/4
Brand: Maxitrol
(1)
$566.59 each
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Product Image of 10-22" WC Red Spring for R400 & R400S
10-22" WC Red Spring for R400 & R400S
SKU: R400B10-1022
Maxitrol
SKU: R400B10-1022
Brand: Maxitrol
$9.73 each
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Product Image of Remote Temperature Selector (90° to 140°F)
$115.28 each
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Product Image of Seal Cap with Gasket For RV47, RV48, RV52, & R500
$11.78 each
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Product Image of 5-12" WC Blue Spring for RV131 & 210J Regulators
$101.83 each
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Product Image of 3-8" WC Pink Spring for R400 & R400S
3-8" WC Pink Spring for R400 & R400S
SKU: R400B10-38
Maxitrol
SKU: R400B10-38
Brand: Maxitrol
$6.10 each
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Product Image of 1/8" Poppet Style Gas Regulator LT model (25,000 BTU) w/ Blue Spring 8-12" WC
$29.48 each
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Product Image of 1-3.5" WC Brown Spring for R400 & R400S
1-3.5" WC Brown Spring for R400 & R400S
SKU: R400B10-13
Maxitrol
SKU: R400B10-13
Brand: Maxitrol
$3.79 each
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Product Image of Discharge Air Temperature Sensor (100° to 250°F)
$138.72 each
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Product Image of Dual Remote Temperature Selector w/ Range Selector Switch
$346.49 each
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Product Image of 3-Way Control Head Kit For MR212E w/ Top Cover Assembly and Gaskets
$1,049.91 each
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Product Image of 3-6" WC Plated Spring for RV81 & 210D Regulators
$11.66 each
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Product Image of 2" Pilot Loaded Regulator (12,000,000 BTU)
$1,297.10 each
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Product Image of 2-5" WC Plated Spring for RV52, R500 & R500S Regulators
$4.04 each
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Product Image of 15-30" WC Yellow Spring For R600 & R600S Regulators
$21.29 each
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Product Image of 1-1/2" Pilot Loaded Regulator (6,500,000 BTU)
$1,117.85 each
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Product Image of 3" Pilot Loaded Regulator (50,000,000 BTU)
$2,134.47 each
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Product Image of Discharge Air Temperature Sensor w/ Mixing Tube (160° to 210°F)
$159.34 each
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Product Image of 3/8" x 1/8" Compression Fitting Tube Connector
$15.51 each
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Product Image of Seal Cap with Gasket For 210E & RV91
$86.40 each
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Product Image of 4-8" WC Orange Spring for RV111 & 210G Regulators
$30.95 each
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Product Image of 1-1/2" Modulator Regulator Valve
1-1/2" Modulator Regulator Valve
SKU: MR251D-1-1/2
Maxitrol
SKU: MR251D-1-1/2
Brand: Maxitrol
$1,153.98 each
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Product Image of 1" Pilot Loaded Regulator (6,500,000 BTU)
$945.55 each
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Product Image of Seal Cap with Gasket For 210D, RV81, 325-7
$66.91 each
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Product Image of Vent Dampener For 325-5A/L
Vent Dampener For 325-5A/L
SKU: 11A27
Maxitrol
SKU: 11A27
Brand: Maxitrol
$20.39 each
In Stock
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Product Image of 10-22" WC Red Spring for R600 & R600S Regulators
$11.86 each
In Stock
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Product Image of 3/8" Line Regulator w/ OPD (125,000 BTU)
3/8" Line Regulator w/ OPD (125,000 BTU)
SKU: 325-3L47-3/8
Maxitrol
SKU: 325-3L47-3/8
Brand: Maxitrol
$65.51 each
In Stock
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Product Image of Seal Cap & Gasket For RV110, RV111 & 210G
$129.38 each
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Product Image of Dual Temperature Dial w/ Switch Sensor (55° to 90°F)/(120° to 170°F)
$348.93 each
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Product Image of Top Loading Kit For MR212G
Top Loading Kit For MR212G
SKU: KMR212G-2
Maxitrol
SKU: KMR212G-2
Brand: Maxitrol
$1,207.97 each
In Stock
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Product Image of 1/8" NPT Vent Screen
1/8" NPT Vent Screen
SKU: 13A03-1
Maxitrol
SKU: 13A03-1
Brand: Maxitrol
$3.67 each
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Product Image of 1-1/4" Pilot Loaded Regulator (6,500,000 BTU)
$1,060.21 each
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Product Image of Top Loading Kit for MR212D, E, G
Top Loading Kit for MR212D, E, G
SKU: KMR212TL
Maxitrol
SKU: KMR212TL
Brand: Maxitrol
$298.78 each
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Product Image of Discharge Air Temperature Sensor w/ Mixing Tube (200° to 250°F)
$143.95 each
In Stock
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Product Image of 1/2" x 3/8" Nat Reg 3.5" W.C Fix Set
1/2" x 3/8" Nat Reg 3.5" W.C Fix Set
SKU: RV47LF-43-0001
Maxitrol
SKU: RV47LF-43-0001
Brand: Maxitrol
$47.14 each
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Product Image of Enclosure for Discharge Air Temperature Selector
$60.00 each
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Product Image of 10-22" WC Red Spring for RV131 & 210J Regulators
$140.07 each
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Product Image of 3" Zero Governor Regulator (5 psi)
3" Zero Governor Regulator (5 psi)
SKU: 210GZ-3
Maxitrol
SKU: 210GZ-3
Brand: Maxitrol
$2,042.68 each
In Stock
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Product Image of 15-30" WC Yellow Spring for & 210J Regulators
15-30" WC Yellow Spring for & 210J Regulators
SKU: R210J10-1530
Maxitrol
SKU: R210J10-1530
Brand: Maxitrol
$177.64 each
In Stock
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Product Image of 1-1/2" Negative Pressure Modulator Regulator Valve
1-1/2" Negative Pressure Modulator Regulator Valve
SKU: MR212DH-1212
Maxitrol
SKU: MR212DH-1212
Brand: Maxitrol
$1,025.78 each
In Stock
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Product Image of Seal Cap with Gasket For RV61
Seal Cap with Gasket For RV61
SKU: KR6112
Maxitrol
SKU: KR6112
Brand: Maxitrol
$30.64 each
In Stock
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Product Image of 1-1/2" Pilot Loaded Regulator (50,000,000 BTU)
$1,318.93 each
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Product Image of 1-1/4" Positive Pressure Modulating Regulator Valve
1-1/4" Positive Pressure Modulating Regulator Valve
SKU: MR212D-1-1010
Maxitrol
SKU: MR212D-1-1010
Brand: Maxitrol
$1,065.63 each
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Product Image of Remote Temperature Selector (100° to 250°F) Duct
$209.84 each
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Product Image of 1-1/2" Positive Pressure Modulator Regulator Valve
1-1/2" Positive Pressure Modulator Regulator Valve
SKU: MR212D-1-1212
Maxitrol
SKU: MR212D-1-1212
Brand: Maxitrol
$1,065.63 each
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Product Image of 2" Pilot Loaded Regulator (26,000,000 BTU)
2" Pilot Loaded Regulator (26,000,000 BTU)
SKU: 220G-2-1/2
Maxitrol
SKU: 220G-2-1/2
Brand: Maxitrol
$2,421.34 each
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Product Image of Inlet Air Temperature Reset Sensor (5:1 Ratio) w/ Mixing Tube
$127.15 each
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Product Image of 4-12" WC Violet Spring for RV131 & 210J Regulators
4-12" WC Violet Spring for RV131 & 210J Regulators
SKU: R13110-412
Maxitrol
SKU: R13110-412
Brand: Maxitrol
$81.78 each
In Stock
Get 7 by Tue, Aug 25
In Stock
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Headquarted in Southfield, Michigan, Maxitrol is a leader in innovative technology for the natural gas industry. We carry a wide variety of Maxitrol gas regulators to fit your needs.