Phone & Email Support

1-844-597-3070 * info@masterbuildermercantile.com

We Are Canadian

Headquartered in Calgary, Alberta

Free Ground Shipping

Free Shipping on Orders over $175.00 CAD

Satisfied or Refunded

Refund Available Within 30-Days of Purchase

Filters

HVAC Control Systems

145 products

Showing 25 - 48 of 145 products

Showing 25 - 48 of 145 products
View
Belimo B225 Characterized Control Valve (CCV), 1", 2-way, Cv 30
Belimo Belimo B225 Characterized Control Valve (CCV), 1", 2-way, Cv 30
$173.99 CAD
No reviews
Tekmar 072 Slab Sensor - 20' (6 m) Wire
Tekmar Tekmar 072 Slab Sensor - 20' (6 m) Wire
$214.99 CAD
No reviews
Tekmar 654 Snow Melt Control - TekmarNet Electric or Hydronic Boiler / Mixing
Tekmar Tekmar 654 Snow Melt Control - TekmarNet Electric or Hydronic Boiler / Mixing
$1,160.99 CAD
No reviews
In Stock
Tekmar 561 Thermostat Wi-Fi One Stage Heat
Tekmar Tekmar 561 Thermostat Wi-Fi One Stage Heat
$529.99 CAD
No reviews
In Stock
Honeywell V8043C1033/U Zone Valve 24V 3/8" Flare N.C
Honeywell Honeywell V8043C1033 Zone Valve 24V 3/8" Flare N.C
$229.99 CAD
No reviews
Honeywell V8043G1018 Zone Valve 24V 3/4" Sweat N.CHoneywell V8043G1018/U Zone Valve 24V 3/4" Sweat N.C
Honeywell Honeywell V8043G1018 Zone Valve 24V 3/4" Sweat N.C
$204.99 CAD
No reviews
Honeywell TH1110DV1009/U Thermostat Pro 1000 Non Programmable
Honeywell Honeywell TH1110DV1009 Thermostat Pro 1000 Non Programmable
$62.99 CAD
No reviews
Honeywell TH1100DH1004/U Thermostat Pro 1000 Non Programmable
Honeywell Honeywell TH1100DH1004 Thermostat Pro 1000 Non Programmable
$62.99 CAD
No reviews
Vanee 41303 Advanced Touch Screen Control
Vanee Vanee 41303 Advanced Touch Screen Control
$295.99 CAD
No reviews
Belimo B218 Characterized Control Valve (CCV), 3/4", 2-way, Cv 7.4
Belimo Belimo B218 Characterized Control Valve (CCV), 3/4", 2-way, Cv 7.4
$183.99 CAD
No reviews
Belimo B215 Characterized Control Valve (CCV), 1/2", 2-way, Cv 10
Belimo Belimo B215 Characterized Control Valve (CCV), 1/2", 2-way, Cv 10
$127.99 CAD
No reviews
Tekmar 406 TEKNET - tN2 House Control - Heat Pump & Backup - Four Zone Valves
Tekmar Tekmar 406 TEKNET - tN2 House Control - Heat Pump & Backup - Four Zone Valves
$2,259.99 CAD
No reviews
Tekmar 401 TEKNET - tN2 House Control - Boiler - DHW & Setpoint - Four Zone Pumps
Tekmar Tekmar 401 TEKNET - tN2 House Control - Boiler - DHW & Setpoint - Four Zone Pumps
$1,354.99 CAD
No reviews
Tekmar 315 TEKNET - tN4 Wiring Center - Six Zone Valves
Tekmar Tekmar 315 TEKNET - tN4 Wiring Center - Six Zone Valves
$503.99 CAD
No reviews
Tekmar 313 TEKNET - tN2 Wiring Center - Four Zone Valves
Tekmar Tekmar 313 TEKNET - tN2 Wiring Center - Four Zone Valves
$608.99 CAD
No reviews
Copy of Tekmar 564B Thermostat Black Invita® WiFi
Tekmar Tekmar 564B Thermostat Black Invita® WiFi [DISCONTINUED]
$589.99 CAD
No reviews
Sold Out or Discontinued
Tekmar 274 Control - One tN4 - Four Stage Boiler & Domestic Hot Water / Setpoint
Tekmar Tekmar 274 Control - One tN4 - Four Stage Boiler & Domestic Hot Water / Setpoint
$1,906.99 CAD
No reviews
Sold Out or Discontinued
Tekmar 161 Control - TekmarNet® 4 Setpoint - One Stage Heat
Tekmar Tekmar 161 Control - TekmarNet® 4 Setpoint - One Stage Heat
$451.99 CAD
No reviews
Sold Out or Discontinued
Tekmar 132 Control - Pump Sequencer Stand By / 2-Stage
Tekmar Tekmar 132 Control - Pump Sequencer Stand By / 2-Stage
$1,374.99 CAD
No reviews
Emerson 1C20-101 Economy Mechanical Thermostat
Emerson Emerson 1C20-101 Economy Mechanical Thermostat
$51.99 CAD
No reviews
Tekmar 004 Relay 120V (ac) Coil
Tekmar Tekmar 004 Relay 120V (ac) Coil
$116.99 CAD
No reviews
In Stock
Tekmar 073 Slab Sensor
Tekmar Tekmar 073 Slab Sensor
$372.99 CAD
No reviews
Tekmar 301P Relay Switching One Zone
Tekmar Tekmar 301P Relay Switching One Zone
$167.99 CAD
No reviews
Tekmar 302P Relay Switching Two Zones With Priority
Tekmar Tekmar 302P Relay Switching Two Zones With Priority
$362.99 CAD
No reviews

Recently viewed