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HGTV-110 Calefactio 57 Gallon Heating System Expansion Tank, Floor Standing $ 763.13 763.13 USD	HGTV-150 Calefactio 74 Gallon Heating System Expansion Tank, Floor Standing $ 858.38 858.38 USD	HGTV-30 Calefactio 13 Gallon Heating System Expansion Tank, Floor Standing $ 164.25 164.25 USD	HGTV-40 Calefactio 21 Gallon Heating System Expansion Tank, Floor Standing $ 252.38 252.38 USD
HGTV-60 Calefactio 26 Gallon Heating System Expansion Tank, Floor Standing $ 333.00 333.0 USD	HGTV-90 Calefactio 40 Gallon Heating System Expansion Tank, Floor Standing $ 612.38 612.38 USD	HP-30PRO-P100 Watts 1 in. Pro Hydronic Package $ 719.91 719.91 USD	HP-30PRO-P125 Watts 1-1/4 in. Pro Hydronic Package $ 781.70 781.7 USD
HP-BHM-100 Watts 1 in. Boiler Header Module $ 427.39 427.39 USD	HP-BHM-125 Watts 1-1/4 in. Boiler Header Module $ 439.41 439.41 USD	HP-BHM-75 Watts 3/4 in. Boiler Header Module $ 414.45 414.45 USD	L800-660 Legend 3/4 in. Hose Thread Pressure Test Gauge $ 14.00 14.0 USD
L800-668 Legend 1 in. MPT Pressure Test Gauge, Straight $ 29.10 29.1 USD	LF703075 Watts Radiant 3/4 in. LF MixTemp-160 3-way Valve (Cv = 3.1) $ 332.53 332.53000000000003 USD	LF703100 Watts 1 in. LF MixTemp-160 3-way Valve (Cv = 3.2), Lead Free* $ 413.22 413.22 USD	LF704621 Watts Temperature Gauge $ 137.91 137.91 USD
LFMMVM1-UT-3/4 Watts 3/4 in. Thermostatic Mixing Valve, Lead Free* $ 145.43 145.43 USD	LFPC637X-10 Watts PEX Sweat Adapter, 1/2 in. Male Sweat x 3/8 in. PEX Crimp Fitting - Lead Free* - Bag of 10 $ 38.78 38.78 USD	LFPC650X-10 Watts PEX Sweat Adapter, 1/2 in. Male Sweat x 1/2 in. PEX Crimp Fitting - Lead Free* - Bag of 10 $ 30.93 30.93 USD	LFPC675X-10 Watts PEX Sweat Adapter, 3/4 in. PEX Crimp x 3/4 in. Male Sweat - Lead Free* - Bag of 10 $ 55.26 55.26 USD
LFPC700X-10 Watts PEX Sweat Adapter, 1 in. Male Sweat x 1 in. PEX Crimp Fitting - Lead Free* - Bag of 10 $ 122.21 122.21000000000001 USD	LFPC750X-10 Watts PEX Sweat Adapter, 1/2 in. Female Sweat x 1/2 in. PEX Crimp Fitting - Lead Free* - Bag of 10 $ 31.71 31.71 USD	LFPCC22X-10 Watts PEX Coupling, 3/8 in. PEX Crimp Fitting x 3/8 in. PEX Crimp Fitting - Lead Free* - Bag of 10 $ 28.57 28.57 USD	LFPCC33X-10 Watts PEX Coupling, 1/2 in. PEX Crimp Fitting x 1/2 in. PEX Crimp Fitting - Lead Free* - Bag of 10 $ 24.96 24.96 USD
LFPCC44X-10 Watts PEX Coupling, 3/4 in. PEX Crimp Fitting x 3/4 in. PEX Crimp Fitting - Lead Free* - Bag of 10 $ 29.67 29.67 USD	LFPCC55X-10 Watts PEX Coupling, 1 in. PEX Crimp Fitting x 1 in. PEX Crimp Fitting - Lead Free* - Bag of 10 $ 55.26 55.26 USD	LFPCCA3K 1/2 in. Coupling Kit (2 CrimpRing Couplings, 4 CrimpRings) $ 16.61 16.61 USD	LFPCE34-10 Watts PEX Elbow, 1/2 in. PEX Crimp Fitting x 3/4 in. Female Sweat Fitting - Lead Free* - Bag of 10 $ 192.80 192.8 USD
LFPCE44X-10 Watts PEX Elbow, 3/4 in. PEX Crimp Fitting x 3/4 in. PEX Crimp Fitting - Lead Free* - Bag of 10 $ 48.98 48.980000000000004 USD	LFPCMC33X-10 Watts PEX Threaded Adapter, 1/2 in. PEX Crimp x 1/2 in. Male Pipe Thread - Lead Free* - Bag of 10 $ 58.56 58.56 USD	LFPCMC55X-10 Watts PEX Threaded Adapter, 1 in. PEX Crimp x 1 in. Male Pipe Thread - Lead Free* - Bag of 10 $ 122.77 122.77 USD	LFPCT555X-10 Watts PEX Tee, 1 in. PEX Crimp x 1 in. PEX Crimp x 1 in. PEX Crimp - Lead Free* - Bag of 10 $ 150.41 150.41 USD
LFWP12B-1212PB Watts PEX Threaded Adapter, 3/4 in. PEX Crimp x 3/4 in. Male Pipe Thread - Lead Free* - Bag of 10 $ 82.72 82.72 USD	LFWP15B-1212PB Watts PEX Coupling, 3/4 in. PEX Crimp Fitting x 3/4 in. PEX Crimp Fitting - Lead Free* - Bag of 10 $ 29.67 29.67 USD	LFWP24B-06PB Watts PEX Test Plug, 3/8 in. PEX Crimp Fitting - Lead Free* - Bag of 10 $ 34.08 34.08 USD	LS-SW-2-30-L Laars 30 gallon Single Walled, Glass Lined, Indirect Water Heater $ 1,490.22 1490.22 USD
LIK225/140 ComfortPro Terre-Pex L Series Terre-Pex Insulation Kit Fits 225/200/160/140 Jacket Pipes $ 387.13 387.13 USD	LS-DW240L-464 Laars 40 gallon Double Walled, Glass Lined, Indirect Water Heater $ 1,773.41 1773.41 USD	LS-DW250L-464 Laars 50 gallon Double Walled, Glass Lined, Indirect Water Heater $ 1,780.11 1780.1100000000001 USD	LS-DW280L-464 Laars 80 gallon Double Walled, Glass Lined, Indirect Water Heater $ 2,022.49 2022.49 USD
LS-SS-120-L Laars 120 gallon Stainless Steel, Indirect Water Heater $ 3,283.73 3283.73 USD	LS-SS-30-L Laars 30 gallon Stainless Steel, Indirect Water Heater $ 1,534.07 1534.07 USD	LS-SS-40-L Laars 40 gallon Stainless Steel, Indirect Water Heater $ 1,641.86 1641.8600000000001 USD	LS-SS-50-L Laars 50 gallon Stainless Steel, Indirect Water Heater $ 1,868.41 1868.41 USD
LS-SS-75-L Laars 75 gallon Stainless Steel, Indirect Water Heater $ 2,423.82 2423.82 USD	LS-SW-2-120-L Laars 120 gallon Single Walled, Glass Lined, Indirect Water Heater $ 2,971.31 2971.31 USD	LS-SW-2-40R-L Laars 40 gallon Single Walled, Glass Lined, Indirect Water Heater $ 1,608.37 1608.3700000000001 USD	LS-SW-2-50R-L Laars 50 gallon Single Walled, Glass Lined, Indirect Water Heater $ 1,780.60 1780.6000000000001 USD
LS-SW-2-65-L Laars 65 gallon Single Walled, Glass Lined, Indirect Water Heater $ 2,146.73 2146.73 USD	LS-SW-2-80-L Laars 80 gallon Single Walled, Glass Lined, Indirect Water Heater $ 2,264.26 2264.26 USD	LTV-1 HPS 1 Zone Mixing Pump Panel $ 1,134.40 1134.4 USD	LTV-2 HPS 2 Zone Mixing Pump Panel $ 1,611.09 1611.0900000000001 USD
LTV-3 HPS 3 Zone Mixing Pump Panel $ 2,900.50 2900.5 USD	M3022 Tekmar Seal Kit 1 in. to 2 in. $ 73.30 73.3 USD	M3023 Tekmar Seal Kit 2-1/2 in. $ 73.30 73.3 USD	M3024 Tekmar Seal Kit 3 in. to 4 in. $ 114.81 114.81 USD
M3025 Tekmar Valve Handle Kit for 016 to 026 valves $ 80.31 80.31 USD	M3031 Tekmar Replacement Shear Pins (3/pkg) $ 51.21 51.21 USD	M3051 Tekmar Replacement Fuses (5/pkg) 1.25 A 250V (ac) $ 45.82 45.82 USD	M3052 Tekmar Replacement Fuses (5/pkg) 15 A 250 V (ac) $ 43.66 43.660000000000004 USD
M3053 Tekmar Replacement Fuses (5/pkg) 2.5 A 250 V (ac) $ 45.82 45.82 USD	M3056 Tekmar O-Ring Kit for 3/4 in. to 1-1/4 in. Brass Valves $ 34.50 34.5 USD	M3057 Tekmar O-Ring Kit for 1-1/2 in. to 2 in. Brass Valves $ 34.50 34.5 USD	M3061 Tekmar Mixing Valve Adapter Kit $ 367.06 367.06 USD
M3062 Tekmar Belimo Actuator GMB24-3 $ 687.76 687.76 USD	M3069 Tekmar Replacement 40 VA Transformer for 304P 306P 304V 306V $ 57.13 57.13 USD	MCBK-05 Mesh Clips for 3/8 in., 1/2 in. and 5/8 ID PEX Tubing, box of 50 $ 5.76 5.76 USD	MF200 Axiom 6 Gallon System Feeder $ 710.38 710.38 USD
DMF300 Axiom 17 Gallon Digital System Feeder $ 883.92 883.9200000000001 USD	MFTCW140NA2XN Laars 140,000 BTU/Hr Wall-Mounted Combination Condensing Boiler and Water Heater $ 2,912.15 2912.15 USD	MFTCW199NA2XN Laars 199,000 BTU/Hr Wall-Mounted Combination Condensing Boiler and Water Heater $ 3,256.76 3256.76 USD	MFTHW100NA2XN Laars 100,000 BTU/Hr Wall-Mounted Condensing Boiler $ 2,453.58 2453.58 USD
MFTHW140NA2XN Laars 140,000 BTU/Hr Wall-Mounted Condensing Boiler $ 2,643.50 2643.5 USD	MFTHW199NA2XN Laars 199,000 BTU/Hr Wall-Mounted Condensing Boiler $ 2,831.22 2831.2200000000003 USD	NA10038 Caleffi UPS 15-58U replacement pump $ 200.66 200.66 USD	NA10262 Caleffi Adapter Kit-3/4 in. Conic to 1/2 in. SWT $ 8.53 8.53 USD
NA10313 Caleffi Adapter Kit-3/4 in. Conic to 1/2 in. NPT $ 9.26 9.26 USD	NA16002 Caleffi Alpha 25-55U replacement pump $ 401.24 401.24 USD	ONIXMAN0505 Onix Install Manual $ 0.00 0.0 USD	P100500-10 Railway (3/8 in., 1/2 in., 5/8 in.) 4 ft. Section - 10 pc $ 206.51 206.51 USD
P2134400 Laars FT Combi Boiler Manifold $ 364.43 364.43 USD	P2135800 Laars FT 199 Boiler Manifold $ 546.35 546.35 USD	P2135900 Laars FT 100-140 Boiler Manifold $ 513.65 513.65 USD	P667100-100 LockDown Fastener for 3/8 in. and 1/2 in. PEX - 100 pc $ 117.44 117.44 USD
P700250-20 Watts 4 ft. Extruded Aluminum Plate for 1/2 in. PEX - 20 pc $ 423.51 423.51 USD	P700350-20 Watts 4 ft. Extruded Aluminum Plate for 3/8 in. PEX - 20 pc $ 272.61 272.61 USD	P700524-100 Watts 2 ft. Stamped Aluminum Heat Transfer Plates for 1/2 in. PEX-100 pc $ 633.02 633.02 USD	PARKIT17 Prestige Gas Valve $ 264.60 264.6 USD
PB032061-600 3/8 in.-600 ft. Coil Watts Radiant BarrierPEX+ $ 409.19 409.19 USD	PB032081-100 1/2 in.-100 ft. Coil Watts Radiant BarrierPEX+ $ 126.54 126.54 USD	PB032081-1000 1/2 in.-1000 ft. Coil Watts Radiant BarrierPEX+ $ 1,256.30 1256.3 USD	PB032081-2 1/2 in.-2 ft. Sample, Watts Radiant Barrier PEX+ $ 0.00 0.0 USD
PB032081-250 Watts Radiant 1/2 in. RadiantPEX+ x 250 ft. Coil $ 315.14 315.14 USD	PB032081-300 1/2 in.-300 ft. Coil Watts Radiant BarrierPEX+ $ 377.50 377.5 USD	PB032081-500 Watts Radiant 1/2 in. RadiantPEX+ x 500 ft. Coil $ 628.45 628.45 USD	PB032081-600 1/2 in.-600 ft. Coil Watts Radiant BarrierPEX+ $ 754.39 754.39 USD
PB032101-1000 Watts Radiant 5/8 in. RadiantPEX+ x 1000 ft. Coil $ 1,575.69 1575.69 USD	PB032101-1200 5/8 in.-1200 ft. Coil Watts Radiant BarrierPEX+ $ 1,890.83 1890.83 USD	PB032101-300 5/8 in.-300 ft. Coil Watts Radiant BarrierPEX+ $ 473.32 473.32 USD	PB032101-400 Watts Radiant 5/8 in. RadiantPEX+ x 400 ft. Coil $ 630.89 630.89 USD