Hydronic Shop – HydronicShop

Notice: Due to ongoing uncertainties with cross-border shipping regulations to the U.S., some orders may experience slight delays. Additionally, there is a possibility of cross-border duty charges upon delivery, though this may vary. We remain committed to ensuring a smooth shopping experience and appreciate your understanding.

Free shipping over CAD$100 in Canada (Except the Territories). Free shipping over USD$150 in USA (Except Alaska)

Hydronic system accessories

Calefactio GMP4 Glycol Feeder

Calefactio GMP4 Glycol Feeder

Regular price $332.00 USD

Regular price Sale price $332.00 USD
Unit price per
Calefactio GMP6 Glycol Feeder

Calefactio GMP6 Glycol Feeder

Regular price $382.00 USD

Regular price Sale price $382.00 USD
Unit price per
Hydronic Tank Wall Bracket

Hydronic Tank Wall Bracket

Regular price $32.00 USD

Regular price Sale price $32.00 USD
Unit price per

Test and Measurement

Temperature sensors, Thermowells, Pump rotation indicators and others

Circulator pump rotation tester

Circulator pump rotation tester

Regular price $12.00 USD

Regular price Sale price $12.00 USD
Unit price per
Temperature Sensor 1/4"NPT 4-20mA

Temperature Sensor 1/4"NPT 4-20mA

Regular price $80.00 USD

Regular price Sale price $80.00 USD
Unit price per
Thermowell 1/2"NPT Length-1.96"

Thermowell 1/2"NPT Length-1.96"

Regular price $10.00 USD

Regular price Sale price $10.00 USD
Unit price per
Thermowell 1/2"NPT Length-3.9"

Thermowell 1/2"NPT Length-3.9"

Regular price $12.00 USD

Regular price Sale price $12.00 USD
Unit price per

Type 21 Mechanical seals

All type 21 Mechanical seals

Type 21 Mechanical Seal 1.25" CAR/SIL/FKM (Viton)

Type 21 Mechanical Seal 1.25" CAR/SIL/FKM (Viton)

Regular price $59.00 USD

Regular price Sale price $59.00 USD
Unit price per
Type 21 Mechanical Seal 1.125" Silicon Carbide with EPDM elastomers

Type 21 Mechanical Seal 1.125" Silicon Carbide with EPDM elastomers

Regular price $63.00 USD

Regular price Sale price $63.00 USD
Unit price per
Type 21 Mechanical Seal 1.25" Silicon Carbide with EPDM elastomers

Type 21 Mechanical Seal 1.25" Silicon Carbide with EPDM elastomers

Regular price $69.00 USD

Regular price Sale price $69.00 USD
Unit price per
Type 21 Mechanical Seal 1.625" CAR/SIL/FKM (Viton)

Type 21 Mechanical Seal 1.625" CAR/SIL/FKM (Viton)

Regular price $77.00 USD

Regular price Sale price $77.00 USD
Unit price per