Collections
Air Diffusers, Grilles & Register
Schedule 40 PVC Plastic Fittings
Schedule 80 PVC Plastic Fittings
Schedule 80 CPVC Plastic Fittings
Plastic PVC Schedule 80 Fittings
Plastic PVC Schedule 80 Nipples
Drain Waste Vent DWV Plastic Fittings
Pressure & Flow Control Valves
Stainless Steel Mini Ball Valves
Chrome Plated Brass Mini Ball Valves
Bulkhead/Anchor/Frame Couplings
Double Compression Brass Fittings
Check and Anti Siphon Brass Valves
1/4 Industrial Interchange Pneumatic Fittings
Pressure Washer Pneumatic Fittings
Bulkhead Steel 37 Degree JIC Flare
Straights Steel 37 Degree JIC Flare
Shapes Steel 37 Degree JIC Flare
Stainless Steel Flareless Bite Fittings
Stainless Steel Push On Hose Barb
3000# 316 Stainless Steel Fittings
Brands
Products
QAA2280.DWSC | Room Temp Sensor, Display, Siemens Logo, Tool Port, Siemens TEC Controllers | Siemens
01CT-5BH | Cable Temp Sensor PT1000 50x6 2m | Belimo
SS2404-08-06 | 316 -08 MJIC X 3/8 MALE NPT | Midland Metal Mfg.
5406C8 | 1/2 PIPE CAP, Hydraulic, Steel Pipe Fittings, Pipe Cap | Midland Metal Mfg.
28300SS | 1/8 FIP 316L S.S. BULKHEAD FITTING | Midland Metal Mfg.
28059L | 1/4 FIP LP BS COUPLING, Brass Fittings, Pipe, Coupling | Midland Metal Mfg.
28424 | 1/8 M X F PIPE SWIVEL, Brass Fittings, Pipe, Pipe Swivel Adapter | Midland Metal Mfg.
28134 | 1/2 X CLOSE YELLOW BRASS NIPPLE, Brass Fittings, Pipe, Close Nipple | Midland Metal Mfg.
28116 | 3/8MIP X 1/4FIP FACE BUSHING, Brass Fittings, Pipe, Face Bushing | Midland Metal Mfg.
28036 | 3/4 FIP FG TEE, Brass Fittings, Pipe, Union Forged Tee | Midland Metal Mfg.
18003 | 1/4 COMPRESSION SLEEVE, Brass Fittings, Compression, Brass Sleeve | Midland Metal Mfg.
10109 | 1/2 MALE FLARE UNION, Brass Fittings, SAE 45 Deg Flare, Flare Union | Midland Metal Mfg.
UZC-8 | UZC-8 Zone/Cntrl Pnl 2Stclg/3Stg Ht | EWC Controls
TRO24-EXT1 | 2x4 VAV Wall Mount Controller (Extended Set Point Range) | [NFTRO24-EXT1] | Neptronic
STC8-13 | 3.3K Duct Mount Temperature Sensor | [NFSTC8-13] | Neptronic
SSR50A1BAC | Input Pulse VAC & Vdc Pulsed Vdc Control | [NFSSR50A1BAC] | Neptronic
FS-6A | Freeze Stat, 6' Capillary, Automatic Reset, (2) SPDT | ACI
18X10 ND | Rectangular Damper | 18X10 ND MOTORIZED DAMPER | EWC Controls
A/TTM1K-LTS-4-4X-10' | FREEZER PROBE 2", 4X, 10' | ACI
A/AN-SBS | 10K ohm Type III | Stainless Steel Button Temperature Sensor | ACI
A/2.5" | Stainless Thermowell | ACI
SCE-72EL3618SSFS | NEMA 3R, 12, 4, 4X | S.S. EL FS Enclosure, 72H x 36W x 18D | Saginaw
SCE-12108ELJSS | NEMA 3R, 12, 4, 4X | S.S. ELJ Enclosure, 12H x 10W x 8D | Saginaw
540-660A | Room Temperature Sensor, Beige | Siemens
SFP71U | Zone Valve Electronic Actuator, 24 Vac, 2-Position, NO, SR. | Siemens
QPA2062 | Room Sensor CO2 + Temperature + Relative Humidity, 0 to 10V | Siemens
265-1028 | Electric-Pneumatic Valve, 120VAC, Open Frame | Siemens
908-052 | Air Filter Replacement Element | Siemens
567-351 | CP567 Complete Exposed Control Cabinet assy, Size 1, 19.5"H x 16.4"W x 5.75"D | Siemens
188-0031 | Thermostat, Pneumatic, Unit Mounted, DA, Liquid Filled Bulb | Siemens
GMA121.1U | Damper Actuator | Spring Return | 24 VAC/DC | On/Off | 62 lb-in | Siemens
ASK74.1U | Shaft Adapter, Special | Siemens
599-03202 | Flowrite 3-Way Valve 3/4"(20mm) line size, 6.3 Cv, Brass Trim, FxF, ANSI 250 | Siemens
599-02068 | MT Series 3-Way Valve 1/2", 2.5 Cv, Linear, Brass Trim, FxF, ANSI 250 | Siemens
599-00511 | 599 Series Zone Valve, 1/2", 2W, 2.5Cv, linear, ANSI 125, 1/10" stroke, SWT | Siemens
333-572 | #6 ACT SI 5PK DIAPH REPLACEMENT | Siemens
701-406 | Dielectric Union | 1-1/4" | Black Iron FIP x FIP | 250 PSI | Jomar
2920 | Vertical J-Box Adapter Wall Plate Pack of 12 | Braeburn
SCE-1816PC | NEMA 3R, 12, 4, 4X | Polycarbonate Enclosure, 19H x 19W x 12D | Saginaw
SCE-12P24 | NEMA N/A | Subpanel, Bent, 9H x 21W x 1D | Saginaw
JV-50-DA | JV | - Pneumatic Actuator | Double Acting | ISO F03/05 .43 | Jomar
CS11050T06BV1 | CS Series 1/2" Corporation Stop, PVC, TU Socket, FPM, PVC Quill | Hayward
AMK-CB | On Call Air Actuated Counter Control Kit with Relay | Aquamotion
12X8 ND-HD | 12X8 ND-HD HAND DAMPER | EWC Controls
MBD-1410 | Manual Rectangular 14 x 10 Zone Damper | iO HVAC Controls
SCE-SA320AC | NEMA N/A | Angle Coupling, 320 Swivel, 6H x 5W x 5D | Saginaw
SCE-48EL3612LPPL | NEMA 3R, 12, 4 | EL LPPL Enclosure, 48H x 36W x 12D | Saginaw
SCE-484812WFLP | NEMA 3R, 12 | WFLP Enclosure, 48H x 48W x 12D | Saginaw
SCE-36H3608LP | NEMA 3R, 12, 4 | Nema 4 LP Enclosure, 36H x 36W x 8D | Saginaw
SCE-24N24MP | NEMA N/A | Subpanel, Flat Nema-1, 22H x 22W x 0D | Saginaw
SCE-24EL2408SSLP | NEMA 3R, 12, 4, 4X | S.S. EL Enclosure, 24H x 24W x 8D | Saginaw
HW2TA2A | Wall Humidity Sensor | Veris
MBD-20 | iO HVAC Controls Manual Balancing Damper 20 Round with locking quad | iO HVAC Controls
STS3-13F | 3.3K Wall Mount Thermostat | [NFSTS3-13F] | Neptronic
CCT50-203 | Solid core Selectable 100/150/200 A Range, Self-powered, 0-10 V | Dwyer
Z075P2-2 | 3/4" 2-Way Zone Sentry Valve Normally Closed (Press) | Taco
953-1575-3RP | V Ring Seal - Front | Taco
005-029RP | Replacement Zoning Circulator PC Board (for 003-008 Models), New Style | Taco
0013-004RP | Taco Capacitor for 0013 Models | Taco
AC2-T | ACTUATOR AUXILIARY SWITCH | Neptronic
00896004 | Bearing Bracket - 18" Blower | Lau
S55180-A150 | 3-Position, Fail in Place, Powermite MZ Series Actuator | Siemens
PX3DLX02S | Pressure,Dry,Duct,LCD,1-10 InWC | Veris
FP18-Motor | Belimo FP18-Motor 60 second, 18 in-lb for MD Dampers | iO HVAC Controls
TB6980A1007 | ZONEPRO FLOATING CONTROL THERMOSTAT, SINGLE OUTPUT | Honeywell
VPT-8" | Velocity Pitot Tube, Aluminum, 8" | ACI
RR2552B | Mesh Netowrking Wireless Repeater | ACI
iO-CL75 | Temp Stat 75 Degree Thermostat - Cooling Pack of 10 | iO HVAC Controls
S55180-A158 | SSF161.05U | 0-10V, Normally Open, Fail in Place, Zone Valve Actuator | Siemens
7250P-081 | Pressure Switch Munchkin Water with Gasket 7250P-081 | Heat Transfer Prod
FV-WCSW41-W | Ventilation Fan Switch Whisper Control 4 Function White | Panasonic
30014189C | Flame Rod NHB Boiler | Navien Boilers & Water Heaters
30011690D | Control Board KDC-330-6M for NPE Model | Navien Boilers & Water Heaters
30008333D | Front Panel Navilink KDC-330F for NPE Models | Navien Boilers & Water Heaters
100275532 | Gas Valve Assembly with Gasket for NKC110/150/199 | Lochinvar
100269974 | Board Bacnet MS/TP Communication | Lochinvar
7500P-002 | Switch Munchkin Flue ECO | Heat Transfer Prod
7250P-667 | Thermistor Munchkin Inlet/Outlet 7250P-667 | Heat Transfer Prod
940-0001-68 | Relay Potential 040-0166-27 420 Volt | Copeland
78184 | Ventilation Fan for GB142 Boiler | Buderus
7099006 | Hot Surface Igniter for Condensing Gas Boiler | Buderus
TRIP ADJUST TOOL | For ECMCS25-A and Other in the ECM family | ACI
8X18 ND-15S | 8X18 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN/POWER CLOSE | EWC Controls
8X8 ND-15S | 8X8 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN/POWER CLOSE | EWC Controls
656-0018 | 2-way NO angle union valve, 3/4" 4.6Cv, pneumatic actuator, 3-8psi spring range | Siemens
PWT050 | SENSOR, 50PSI, 0.5-4.5V, 0.25%1/4"MNPT DIN43650 DAMPINGSCREW | Senva Sensors
ZP3-HPS | Three Zone (3H/2C) Zone Panel | iO HVAC Controls
ASE2 | MX.461 REPAIR MODULE 1.5-2.5" | Siemens
UTH4330T | METER SOCKET RINGLESS LEVER OH/UG 320A | Square D by Schneider Electric
HOM2150 | MINIATURE CIRCUIT BREAKER, 2P, 120/240V 150A | Square D
134-1511 | Thermostat, Electric Low Temperature Detection, Manual Reset | Siemens
829-005 | 1/2 PVC COUPLING SOCKET SCH80 | (PG:080) Spears
533-376-8 | Duct Point Temperature Sensor, Platinum, 20 to 120 Deg F, 8-Inch | Siemens
835-007 | 3/4 PVC FEMALE ADAPTER SOCXFPT SCH80 | (PG:080) Spears
801-528 | 6X2 PVC REDUCING TEE SOCKET SCH80 | (PG:080) Spears
100-704 | T-100NE | 3/4" | 2 Piece | Full Port | Threaded Connection | 600 WOG | Jomar
MS51-7103-160 | Valve Actuator | 35 in-lb | Spg Rtn | 24V | Modulating 4-20mA | Schneider Electric
OAS | OAS Outside Air Sensor | EWC Controls
Z2050Q-J+CQKB24-LL | ZoneTight | 0.5" | 2 Way | 5.9 Cv | w/ Electronic FS | 24V | On/Off | Belimo
HSO-9011 | Cable: Ethernet, 50', Plenum Rated | KMC
908-042 | Air Filter Replacement Cartridge Kit | Siemens
F89U-006 | F89U-006 | Keystone (F89U-006 DA Actuator | 89U00601XXN14N2U00U34P0C) | Keystone
599-03390 | Repack Kit, Bronze Valves 1/2" to 2" | Siemens
BAC-4001CW0003 | AppStat: HPU , 3H/2C | KMC
AFRX24 N4 | Valve Actuator | Spg Rtn | 24V | On/Off | NEMA 4 | Belimo
TSENSE | CO2 Carbon Dioxide Sensor | ACI
857-007 | 3/4 PVC UNION SOCXSOC FKM | (PG:80) Spears
AMK-T | Digital Timer, Plugs in to standard wall outlet | Aquamotion
NFX24-MFT | Damper Actuator | 90 in-lb | Spg Rtn | 24V | MFT | Belimo
CQB24-SR-L | Valve Actuator | Non-Spg | 24V | Modulating | Belimo
QAM2030.010 | Duct Point Temperature Sensor, 10K Ohm NTC Type 2, 4-Inch | Siemens
PSH300A | Enclosed 3-100VA 120/240/277/480 to 24Vac UL Class 2 power supply | Functional Devices
XEE-6311-075 | Transformer; MULTI TAP TO 24VAC 75VA | KMC
STE-1455 | Sensor: Strap-on Temp, 10K-T3, 2", No Enclosure | KMC
STE-1451 | Sensor: Outside Air Temp, 10K-T3 | KMC
SSS-1005 | Sensor: Differential Pressure, 9-29/32" | KMC
MEP-7852 | Damper Actuator | 320 in-lb | Electronic Fail-Safe | 24V | Modulating | KMC
MEP-4002 | Damper Actuator | 40 in-lb | Non-Spring Return | 24V | Modulating | KMC
MCP-80312099 | Actuator: Metal, 1", 3-8 PSI, Bare | KMC
MCP-11405520 | Actuator: 4"x4", 8-13 PSI, Post Mount | KMC
HMO-6036 | Accessory: Wallplate, 2"x2" Sensors, Almond | KMC
Posts
NEMA Enclosure Ratings Chart: How to Choose Nema-Rated Enclosure for Your Application
Vaisala’s Calibrating Measurement Instruments Guide: Benefits of Sensor Calibration by Manufacturers
Do AquaMotion Hot Water Recirculation Systems Solve North American Water Shortage Problems?
In Stock: New iO's CO2-TH and iO-HPA Proactive Warning Solutions
Introducing New DIN Rail Control Relays by Functional Devices
Senva Sensors: Build a Universal Air Quality Control System
Carbon Monoxide and Smoke Detectors: The Buyer’s Guide
PACKAGED TERMINAL AIR CONDITIONER VS MINI SPLIT UNIT: THE BUYER'S GUIDE
5 Tips for More Sustainable HVAC Systems
Circuit Breaker Basics: All You Need to Know About Household Circuit Breakers
WHAT ARE FIRE DAMPERS IN HVAC SYSTEMS AND HOW DO THEY WORK?
UV HVAC Systems: Does Ultraviolet Improve Air Quality?
Recirculating Hot Water Systems: The Buyers Guide
Using BACnet for Automation: All You Need to Know
Sensors vs Transducers: What Is the Key Difference?
PVC for Plumbing: 11 Advantages of PVC Pipes and Fittings
Going Remote: 7 Benefits of Wireless HVAC Controls
HVAC Valve & Damper Actuators: 4 Main Types
SEASONAL ROOFTOP UNIT MAINTENANCE CHECKLIST: FROM AIR FILTERS TO DRAINAGE SYSTEM CHECK
Commercial vs Residential HVAC Systems: 6 Main Differences
6 Benefits of Air Balancing for Your HVAC System
Tips for Controlling the Indoor Humidity
Radiator Valves: All You Need to Know
9 Signs Your HVAC System Needs Repairs
How Air Conditioner Works: 7 Main Parts of an AC Unit
Air Conditioner Freezing Up: Causes, Solutions & Ways to Prevent
Winter Commercial Building Maintenance: Tips & Checklist
ERV vs. HRV: What’s The Difference?
How to Prepare Your HVAC for Winter
Power Outage 101: Everything You Need to Know about Power Outages
13 Tips to Keep Your House Warm This Winter
5 Power Surge Causes: How to Protect Your Devices?
How to Do DIY Home Energy Audit
WHAT IS THE DIFFERENCE BETWEEN BACNET IP VS. BACNET MS/TP: WHY CHOOSE BACNET IP VS MSTP?
6 Tips for Getting The Most Out of Air Filters
Different Types of Control Valves: Key Features and Applications
Do Smart Thermostats Save Money?
Top Summer HVAC Maintenance Tips
Types of Pipe Fittings: Styles, Materials, Applications
How to Add Home Equity with HVAC Improvements
Everything You Need to Know About Gas Detectors
What Check Valve Should I Use?
7 Signs Your Home Needs a Dehumidifier: In-Depth Guide
7 Easy Solutions & Tips to Improve Your Plumbing
Spring Return vs. Double Acting Actuator: Which Actuator to Choose?
Guide on Central Heating Temperature Controls: Choosing a Thermostat