Email Support

info@masterbuildermercantile.co.uk

World Wide Shipping

Regular and Express Shipping Available

Satisfied or Refunded

Refund Available Within 30-Days of Purchase

Secure Information

Secure and Encrypted Payments.

HVAC Control Systems

145 products

Showing 73 - 96 of 145 products

Showing 73 - 96 of 145 products
View
Belimo B230 Characterized Control Valve (CCV), 1-1/4", 2-way, Cv 19
Belimo Belimo B230 Characterized Control Valve (CCV), 1-1/4", 2-way, Cv 19
£188.00 GBP
No reviews
Belimo B223 Characterized Control Valve (CCV), 1", 2-way, Cv 10
Belimo Belimo B223 Characterized Control Valve (CCV), 1", 2-way, Cv 10
£201.00 GBP
No reviews
Belimo B221 Characterized Control Valve (CCV), 3/4", 2-way, Cv 24
Belimo Belimo B221 Characterized Control Valve (CCV), 3/4", 2-way, Cv 24
£222.00 GBP
No reviews
Belimo B220 Characterized Control Valve (CCV), 3/4", 2-way, Cv 14
Belimo Belimo B220 Characterized Control Valve (CCV), 3/4", 2-way, Cv 14
£219.00 GBP
No reviews
Belimo B213 Characterized Control Valve (CCV), 1/2", 2-way, Cv 4.7
Belimo Belimo B213 Characterized Control Valve (CCV), 1/2", 2-way, Cv 4.7
£166.00 GBP
No reviews
Belimo Z2075Q-K ZoneTight (QCV), 3/4", 2-Way, Cv 9.8
Belimo Belimo Z2075Q-K ZoneTight (QCV), 3/4", 2-Way, Cv 9.8
£125.00 GBP
No reviews
FAST-STAT Model 3000 HVAC Wiring Extender - Adds x2 Control WiresFAST-STAT Model 3000 HVAC Wiring Extender - Adds x2 Control Wires
FAST-STAT FAST-STAT Model 3000 HVAC Wiring Extender - Adds x2 Control Wires
£180.00 GBP
No reviews
In Stock
Tekmar 294EXP Smart Boiler Control Expansion Module, Four tN4, Up to 16 Boilers, 3-Wire CommunicationTekmar 294EXP Smart Boiler Control Expansion Module, Four tN4, Up to 16 Boilers, 3-Wire Communication
Tekmar Tekmar 294EXP Smart Boiler Control Expansion Module, Four tN4, Up to 16 Boilers, 3-Wire Communication
£2,014.00 GBP
No reviews
Tekmar 444 TEKNET - Mixing Expansion Module - Variable Speed - Floating Action - Modulation
Tekmar Tekmar 444 TEKNET - Mixing Expansion Module - Variable Speed - Floating Action - Modulation
£1,016.00 GBP
No reviews
Tekmar 441 TEKNET - Mixing Expansion Module - Actuating Motor
Tekmar Tekmar 441 TEKNET - Mixing Expansion Module - Actuating Motor [DISCONTINUED - REPLACED WITH 444]
£1,440.00 GBP
No reviews
Sold Out or Discontinued
Tekmar 423 TEKNET - Universal Reset Module - Four tN4 - Two Boiler - DHW & Setpoint
Tekmar Tekmar 423 TEKNET - Universal Reset Module - Four tN4 - Two Boiler - DHW & Setpoint
£1,985.00 GBP
No reviews
Tekmar 422 TEKNET - Universal Reset Module - Two tN4 - Mixing - Boiler - DHW & Setpoint
Tekmar Tekmar 422 TEKNET - Universal Reset Module - Two tN4 - Mixing - Boiler - DHW & Setpoint
£1,896.00 GBP
No reviews
Tekmar 403 TEKNET - tN2 House Control - Boiler - DHW & Setpoint - Mixing - Four Zone Pumps
Tekmar Tekmar 403 TEKNET - tN2 House Control - Boiler - DHW & Setpoint - Mixing - Four Zone Pumps
£1,941.00 GBP
No reviews
Tekmar 402 TEKNET - tN2 House Control - Boiler - DHW & Setpoint - Mixing - Four Zone Valves
Tekmar Tekmar 402 TEKNET - tN2 House Control - Boiler - DHW & Setpoint - Mixing - Four Zone Valves
£1,787.00 GBP
No reviews
Tekmar 400 TEKNET - tN2 House Control - Boiler - DHW & Setpoint - Four Zone Valves
Tekmar Tekmar 400 TEKNET - tN2 House Control - Boiler - DHW & Setpoint - Four Zone Valves
£1,518.00 GBP
No reviews
Tekmar 346 TEKNET - Power Manager - Three Auxiliary Pumps - Four Demands
Tekmar Tekmar 346 TEKNET - Power Manager - Three Auxiliary Pumps - Four Demands
£1,449.00 GBP
No reviews
Tekmar 336 TEKNET - tN4 Zone Manager - Four Zone Pumps
Tekmar Tekmar 336 TEKNET - tN4 Zone Manager - Four Zone Pumps
£1,004.00 GBP
No reviews
Tekmar 335 TEKNET - tN4 Zone Manager - Six Zone Valves
Tekmar Tekmar 335 TEKNET - tN4 Zone Manager - Six Zone Valves
£1,163.00 GBP
No reviews
Tekmar 334 TEKNET - tN2 Zone Manager - Four Zones - Cooling & Fan
Tekmar Tekmar 334 TEKNET - tN2 Zone Manager - Four Zones - Cooling & Fan
£1,298.00 GBP
No reviews
Tekmar 326 TEKNET - tN4 Zone Expansion Module - Three Zone Pumps
Tekmar Tekmar 326 TEKNET - tN4 Zone Expansion Module - Three Zone Pumps
£474.00 GBP
No reviews
Tekmar 325 TEKNET - tN4 Zone Expansion Module - Six Zone Valves
Tekmar Tekmar 325 TEKNET - tN4 Zone Expansion Module - Six Zone Valves
£796.00 GBP
No reviews
Tekmar 324 TEKNET - tN2 Zone Expansion Module - Four Zones - Cooling & Fan
Tekmar Tekmar 324 TEKNET - tN2 Zone Expansion Module - Four Zones - Cooling & Fan
£869.00 GBP
No reviews
Tekmar 316 TEKNET - tN4 Wiring Center - Four Zone Pumps
Tekmar Tekmar 316 TEKNET - tN4 Wiring Center - Four Zone Pumps
£663.00 GBP
No reviews
Tekmar 554 TekmarNet Thermostat - One Stage Heat - One Stage Cool - One Fan
Tekmar Tekmar 554 TekmarNet Thermostat - One Stage Heat - One Stage Cool - One Fan
£580.00 GBP
No reviews

Recently viewed