Solar collector

Solar collector

Solar collector

Solar collector

Solar collector

Solar collector

Chambre de mélange simple et double NutriJet

Immersion temperature sensor

CO sensor, Gas Sensor

Multi Sensor SC2000 with mounting clip for upgradable sensor slot

Multi Sensor SC2000 with recessed mounting plate

CO2 Sensor wall-mounted

LF/U2.1 Light Sensor, FM

LFO/A1.1 Outside Light Sensor

WES/A 3.1 Weather Sensor, SM

Soupape de sécurité température-pression

HS/S4.2.1 Outside Light Sensor Interface

TA/U3.1.1-CG Room outside sensor

LGS/A1.2 Air Quality Sensor with RTC, SM

Ceiling Cassette -4way Compact Indoor Unit -European design & Flat panel -Draft Prevention Panel as an option -Individual flap control system -Motion Sensor to improve the comfort and energy saving performance of the unit.

VRF compact ceiling cassette -4way- Indoor unit (R32) - European design & Flat panel - Draft Prevention Panel as an option - Individual flap control system - Motion Sensor to improve the comfort and energy saving performance of the unit

VRF ceiling cassette -4way- Indoor unit (R32) - Draft Prevention Panel as an option - Individual flap control system - Drain can be discharged upwards by 850mm from the ceiling surface. - Motion Sensor to improve the comfort and energy saving performance of the unit. - Component design can acheive better aerodynamic perfromance and lower noise level

Ceiling Cassette -4way-indoor unit -Draft Prevention Panel as an option -Individual flap control system -Drain can be discharged upwards by 850mm from the ceiling surface. -Motion Sensor to improve the comfort and energy saving performance of the unit. -Component design can acheive better aerodynamic perfromance and lower noise level.

IVAR TECHNO TNB cod. 508100: mixing and boosting unit for radiant installations complete with two-way mixing valve, balancing valve (on the cold way), fill/drain valve, manual air vent valve, two thermometers 0÷80 °C (on delivery of boiler circuit and mixed circuit), temperature sensor pocket (on delivery of mixed circuit), shut off valve (on return of boiler circuit), boiler circuit connections G 1”F (centre distance 200 mm) and mixed circuit connections G 1”M (centre distance 200 mm). Upper and lower parts made of nickel-plated CB753S brass; pipe made of nickel-plated half-hard copper; gaskets and O-rings made of peroxide-cured EPDM; other parts made of CW617N brass. Max operating temperature 100 °C. Max operating pressure 10 bar. Fixed point mixing 20÷60 °C by thermostatic control head with remote sensor T3011 included. Max differential pressure at mixing valve ends 250 mbar. Pump space 130 mm with G 1”1/2F flat seal connections.

Duct Connected - High static pressure - Indoor unit - Adjustable external static pressure by wired remote controller - Wide External Static Pressure from 10 to 200 Pa - Energy efficiency is improved by using DC fan motor & high efficient heat exchanger - Zoning system: effective temperatures control of multiple rooms with one indoor duct unit - Quiet operation (sound pressure level of 45 dBA) is achieved thanks to DC fan motor - Motion sensor (option): detects the presence/absence and human activity in a room to improve comfort and energy saving - Impeller and motor can be pulled out easily and maintenance can be carried out from the right or bottom side

Duct Connected - High static pressure - Indoor unit - Adjustable external static pressure by wired remote controller - Wide External Static Pressure from 10 to 200 Pa - Energy efficiency is improved by using DC fan motor & high efficient heat exchanger - Zoning system: effective temperatures control of multiple rooms with one indoor duct unit - Quiet operation (sound pressure level of 45 dBA) is achieved thanks to DC fan motor - Motion sensor (option): detects the presence/absence and human activity in a room to improve comfort and energy saving - Impeller and motor can be pulled out easily and maintenance can be carried out from the right or bottom side

Ceiling Cassette - 4way - Indoor unit - Individual Flap Control System: four directions of air flow can be controlled individually - Quiet operation down to 26 dBA while keeping capacity and comfort - Draft Prevention Panel (option) prevents cold/hot draft being blown directly on the user - Motion sensor (option): detects the presence/absence and human activity in a room to improve comfort and energy saving - Powerful blowout carries comfortable air flow and is well suited for high ceilings - Drain can be discharged upward by 850mm from the ceiling surface and allows high degree of freedom - Compatible with R410 and R32 refrigerants

Ceiling Cassette 4way compact - Indoor Unit - New European compact design with flat panels that perfectly fit the standard ceiling (600 x 600) - Light and thin design, this product allows a very easy installation - Draft Prevention Panel (option) prevents cold/hot draft being blown directly on the user - Motion sensor (option): detects the presence/absence and human activity in a room to improve comfort and energy saving - Individual Flap Control System: four directions of air flow can be controlled individually - Compatible with R32 and R410A refrigerants and single / multi systems

Ceiling Suspended - Indoor unit - Slim and sleek design starting at just 28 kg in weight to 43 kg for the largest model - The industry's lowest sound pressure levels were achieved by decreasing air flow volume, decreasing pressure loss and optimizing casing and distributor shape - Flap control system: flap can be set to wide angle position to provide a comfortable air flow - Freedom of piping layout increased by providing 3 possible configurations of refrigerant piping (up, right, rear) - Motion sensor (option): detects the presence/absence and human activity in a room to improve comfort and energy saving - Compatible with R410 and R32 refrigerants

Duct Connected - Low/Middle Static Pressure - Indoor unit - Thin design with a height of only 280 mm for all the models - Zoning system: effective temperatures control of multiple rooms with one indoor duct unit - Automatic External Static Pressure control: indoor unit will automatically recognize ESP by itself and keep the rated air flow volume - Motion sensor (option): detects the presence/absence and human activity in a room to improve comfort and energy saving - Impeller and motor can be pulled out easily and maintenance can be carried out from the right or bottom side - Drain-pump (600 mm) is mounted in all models and the drain pan is equipped with a window to quickly check the cleanliness - Compatible with R410 and R32 refrigerants

Smart system for managing the heating system remotely via app. It allows remote control of all the zones in the house through time slots. Compatible with autonomous or centralized heating systems, at high or low temperature (e.g. radiators, radiant floor or ceiling, fan-coil). It can be used in public or private environment thanks to tamper controls. Installation of temperature sensors with no electrical connection. Temperature sensor with relay replaces the main chronothermostat and manages the switching on/off of the boiler (or zone valve with appropriate wiring). Operating system compatible with MyCubodomo App: Android 5.0 and iOS 8.0 onwards. Operating temperature range: -5 – 45 °C. Transmission frequency: 868,3 MHz. Signal range: 30 meters. Cube: power supply 5 V/1 A micro USB, Wi-Fi Standard FCC/CE/TELEC/KCC/SRRC/IC/NCC, protocollo Wi-Fi 802.11 b/g/n, frequency 2.4 GHz ~ 2.5 GHz (2400M ~ 2483.5M), dimensions (W x H x D) 100 x 100 x 100 mm. Temperature sensor (with or without relay): power supply 2 alkaline batteries AA (mod. LR6) 1.5 V, hysteresis on the set point temperature On-Off +/- 0,1°C, average battery life 3 years, dimensions (W x H x D) 87 x 87 x 28 mm. Actuator: power supply 3 alkaline batteries AA (mod. LR6) 1.5 V, connection M30x1.5, maximum closing distance 12 mm, insulation CLASS III, average battery life 3 years. Dimensions (W x H x D) 92 x 48 x 66 mm. Wiring Center: control unit equipped with radio module, power supply 230V 50/60 Hz, fuses F3 15A/250V, output switching relay max 2A/230V AC - 2A/30V DC, dimensions (W x H x D) 180 x 130 x 65 mm.

Mixing and boosting unit IVAR COMBIMIX for radiant installations complete with two-way mixing valve, balancing valve (on the cold way), two shut-off ball valves for the pump, two fill/drain valves, two automatic air vent valves, three thermometers 0÷80 °C (on delivery and return of boiler circuit and on delivery of mixed circuit), temperature sensor pocket (on delivery of mixed circuit), shut-off valve (on return of boiler circuit), boiler circuit connections G 1”F (centre distance 200 mm) and mixed circuit connections G 1”M with swivelling nipples (centre distance 200 mm). Upper and lower parts made of nickel-plated CB753S brass; pipe made of nickel-plated half-hard copper; gaskets and O-rings made of peroxide-cured EPDM; other parts made of CW617N brass. Max operating temperature 100 °C. Max operating pressure 10 bar. Fixed point mixing 20÷60 °C by thermostatic control head with remote sensor T5011 included (max differential pressure at mixing valve ends 250 mbar) or set up for outside compensated temperature mixing by integrating axial servomotor IVAR RV 01 or thermoelectric actuator IVAR TE 3061. Differential bypass valve (optional) 0.2÷0.6 bar with half-hard nickel-plated pipe. Pump space 130 mm or 180 mm, G 1”1/2F flat seal connections. Equipped with variable-speed electronic pump WILO4F or variable-speed electronic pump WILO4F-180 or without pump. Accessories: high-temperature kit with pair of manifolds 1” x EUROK with shut-off and lockshield valves CEP/02 I – CEP/03 I (2 ways) – (3 ways), high-temperature kit with pair of simple manifolds 1” x EUROK CEP/02 – CEP/03 (2 ways) – (3 ways), insulation shell ACM 01, threaded spacer for pumps AC 633.

Duct Connected - High static pressure - Indoor unit - Adjustable external static pressure by wired remote controller from 10 to 200 Pa - Energy efficiency is improved by using DC fan motor & high efficient heat exchanger - Zoning system: effective temperatures control of multiple rooms with one indoor duct unit - Quiet operation (sound pressure level of 37-38 dBA) is achieved thanks to DC fan motor - Motion sensor (option): detects the presence/absence and human activity in a room to improve comfort and energy saving - Impeller and motor can be pulled out easily and maintenance can be carried out from the right or bottom side - Drain-pump (600 mm) is mounted in all models and the drain pan is equipped with a window to quickly check the cleanliness - Compatible with R410 and R32 refrigerants

Satellite module that independently manages high-temperature heating (direct circuit) and instantaneous production of domestic hot water in each apartment when installed in district heating systems. Components: 30 plates heat exchanger; priority valve for domestic water circuit controlled by 230 V AC – 6 W motor; anti-scalding thermostatic mixing valve 36÷50 °C; domestic water preheating device; anti-scalding device on domestic hot water circuit; thermometer on domestic hot water circuit; anti-pollution check valve at the inlet of domestic cold water circuit; summer/winter two-way valve; pocket for temperature immersion probe on delivery side of primary circuit; balancing lockshield of primary circuit with double micrometrical adjustment; balancing lockshield of heating/domestic water circuit; differential overpressure by-pass valve on primary circuit; shut-off ball valve; manual air vent valve; fill-drain valves; protection filter for heat meter; expanded polypropylene insulating shell; multifunctional electronic board. Circuit connections: 3/4” flat seal. Indicative power (to be verified according to the conditions of use): 10 kW heating side, 32 kW domestic water side. Production of 12 l/min of 48°C domestic water. Model “1” with high-temperature domestic water outlet. Model “R” with hot domestic water recirculation circuit complete with pump, check valve and electronic temperature sensor for domestic hot water priority mode activation. Installation: on frame, “C” in wall fitted box made of galvanized sheet-metal cover (white painted) 860-960 × 700 × 110-160 mm, “M” in wall hanging box made of aluminium (white painted) 722 × 600 × 150 mm. Optional accessories: mechanical or ultrasonic heat meter 1,5 o 2,5 m3/h, cold domestic water flow meter 1,5 m3/h, thermoelectric actuator, thermostatic control head, axial servomotor. In compliance with Belgaqua.

Satellite module that independently manages high-temperature heating (direct circuit) and instantaneous production of domestic hot water in each apartment when installed in district heating systems. Components: 30 plates heat exchanger; priority valve for domestic water circuit controlled by 230 V AC – 6 W motor; anti-scalding thermostatic mixing valve 36÷50 °C; domestic water preheating device; anti-scalding device on domestic hot water circuit; thermometer on domestic hot water circuit; anti-pollution check valve at the inlet of domestic cold water circuit; summer/winter two-way valve; pocket for temperature immersion probe on delivery side of primary circuit; balancing lockshield of primary circuit with double micrometrical adjustment; balancing lockshield of heating/domestic water circuit; differential overpressure by-pass valve on primary circuit; shut-off ball valve; manual air vent valve; fill-drain valves; protection filter for heat meter; expanded polypropylene insulating shell; multifunctional electronic board. Circuit connections: 3/4” flat seal. Indicative power (to be verified according to the conditions of use): 10 kW heating side, 32 kW domestic water side. Production of 12 l/min of 48°C domestic water. Model “1” with high-temperature domestic water outlet. Model “R” with hot domestic water recirculation circuit complete with pump, check valve and electronic temperature sensor for domestic hot water priority mode activation. Installation: on frame, “C” in wall fitted box made of galvanized sheet-metal cover (white painted) 860-960 × 700 × 110-160 mm, “M” in wall hanging box made of aluminium (white painted) 722 × 600 × 150 mm. Optional accessories: mechanical or ultrasonic heat meter 1,5 o 2,5 m3/h, cold domestic water flow meter 1,5 m3/h, thermoelectric actuator, thermostatic control head, axial servomotor.

Satellite module that independently manages low-temperature heating (mixed circuit) and instantaneous production of domestic hot water in each apartment when installed in district heating systems. Components: 30 plates heat exchanger; priority valve for domestic water circuit controlled by 230 V AC – 6 W motor; anti-scalding thermostatic mixing valve 36÷50 °C; anti-scalding device on domestic hot water circuit; thermometer on domestic hot water circuit; anti-pollution check valve at the inlet of domestic cold water circuit; mixing valve for fixed point mixing (with thermostatic control head and remote contact probe) or outside compensated temperature mixing (with axial servomotor and control unit); three-speed pump / model “E” with variable-speed pump EEI<20; summer/winter two-way valve; pocket for temperature immersion probe on delivery side of primary circuit; balancing valve on primary circuit; balancing by-pass valve on mixed circuit; balancing lockshield of heating/domestic water circuit; hydraulic separator with built-in check valve; shut-off ball valve; manual air vent valve; fill-drain valves; protection filter for heat meter; expanded polypropylene insulating shell; multifunctional electronic board. Circuit connections: 3/4” flat seal. Indicative power (to be verified according to the conditions of use): 10 kW heating side, 32 kW domestic water side. Production of 12 l/min of 48°C domestic water. Model “1” with high-temperature domestic water outlet. Model “R” with hot domestic water recirculation circuit complete with pump, check valve and electronic temperature sensor for domestic hot water priority mode activation. Installation: on frame, “C” in wall fitted box made of galvanized sheet-metal cover (white painted) 860-960 × 700 × 110-160 mm, “M” in wall hanging box made of aluminium (white painted) 722 × 600 × 150 mm. Optional accessories: mechanical or ultrasonic heat meter 1,5 o 2,5 m3/h, cold domestic water flow meter 1,5 m3/h, thermoelectric actuator, thermostatic control head, axial servomotor.

IVAR EQCP1 (Kv 2.50): Two-way metering module for heating and cooling systems with DHW distribution lines and heat metering unit, equipped with template sockets instead of heat meters. Heat module consisting of CW617N brass monobloc with 2-way piston zone valve with M30×1.5 mm connection, selector balancing valve, filter, pocket for heat meter delivery sensor, M10×1 pressure pocket for dynamic balancing valve. Shut-off valves on the delivery and return to the boiler, on the delivery and return from the users, with slots for sealing. Drop pressure of the heat metering module Kv = 3.5. Placed on decomposable brackets and insulated with PP shell. Connections to the uprising columns and to the users of the G 3/4" heat module. Predisposition for heat meter with G 3/4" connections, length 110 mm and nominal flow rate Qnom = 1.5 m3/h. Domestic block with G 3/4" connections that can be intercepted with ball valves with sealing slots. Predisposition for insertion of DHW volumetric meters with G 3/4" connections, length 110 mm and nominal flow rate Qnom = 1.5 m3/h. Code 506587CB assembled in steel flush-mounted metal box with standard painted door, dimensions H 510 ×L 510 ×D 130 mm. Code 506587CL assembled in steel flush-mounted metal box with plasterable door, dimensions H 520 ×L 520 × D 130 mm. Max static operating pressure 10 bar; fluid temperature range 3÷90 ◦C. IVAR EQCP1 (Kv 3.00): Two-way metering module for heating and cooling systems with DHW distribution lines and heat metering unit, equipped with template sockets instead of heat meters. Heat module consisting of CW617N brass monobloc with 2-way piston zone valve with M30×1.5 mm connection, selector balancing valve, filter, pocket for heat meter delivery sensor, M10×1 pressure pocket for dynamic balancing valve. Shut-off valves on the delivery and return to the boiler, on the delivery and return from the users, with slots for sealing. Drop pressure of the heat metering module Kv = 3.5. Placed on decomposable brackets and insulated with PP shell. Connections to the uprising columns and to the users of the G 3/4" heat module. Predisposition for heat meter with G 3/4" connections, length 130 mm and nominal flow rate Qnom = 2.5 m3/h. Domestic block with G 3/4" connections that can be intercepted with ball valves with sealing slots. Predisposition for insertion of DHW volumetric meters with G 3/4" connections, length 110 mm and nominal flow rate Qnom = 1.5 m3/h. Code 506539CB assembled in steel flush-mounted metal box with standard painted door, dimensions H 510 ×L 510 ×D 130 mm. Code 506539CL assembled in steel flush-mounted metal box with plasterable door, dimensions H 520 ×L 520 × D 130 mm. Max static operating pressure 10 bar; fluid temperature range 3÷90 ◦C.

Satellite module that independently manages high-temperature and low-temperature heating (direct and mixed circuits) and instantaneous production of domestic hot water in each apartment when installed in district heating systems. Components: 30 plates heat exchanger; priority valve for domestic water circuit controlled by 230 V AC – 6 W motor; anti-scalding thermostatic mixing valve 36÷50 °C; anti-scalding device on domestic hot water circuit; thermometer on domestic hot water circuit; anti-pollution check valve at the inlet of domestic cold water circuit; mixing valve for fixed point mixing (with thermostatic control head and remote contact probe) or outside compensated temperature mixing (with axial servomotor and control unit); three-speed pump / model “E” with variable-speed pump EEI<20; summer/winter two-way valve on high-temperature and low-temperature circuits; pocket for temperature immersion probe on delivery side of primary circuit; balancing valve on primary circuit; balancing by-pass valve on mixed circuit; balancing lockshield of heating/domestic water circuit; hydraulic separator with built-in check valve; shut-off ball valve; manual air vent valve; fill-drain valves; protection filter for heat meter; expanded polypropylene insulating shell; multifunctional electronic board. Circuit connections: 3/4” flat seal. Indicative power (to be verified according to the conditions of use): 10 kW heating side, 32 kW domestic water side. Production of 12 l/min of 48°C domestic water. High-temperature domestic water outlet. Hot domestic water recirculation circuit complete with pump, check valve and electronic temperature sensor for domestic hot water priority mode activation. Installation: on frame, “C” in wall fitted box made of galvanized sheet-metal cover (white painted) 860-960 × 700 × 110-160 mm, “M” in wall hanging box made of aluminium (white painted) 722 × 600 × 150 mm. Optional accessories: mechanical or ultrasonic heat meter 1,5 o 2,5 m3/h, cold domestic water flow meter 1,5 m3/h, thermoelectric actuator, thermostatic control head, axial servomotor.

Distribution and mixing system IVAR MULTIMIX for thermal power stations, modular with: - Manifold made of CB753S brass from casting with adjustable and interceptable hydraulic separator integrated. Complete with union with swivel fittings G 1” for the connection to distribution kits, shut-off ball valves DN 25 at the inlets, thermomanometer 0-6 bar/0-120 ◦C and automatic air vent valve. 2-way or 3-way versions available. Possibility of connection to the primary circuit from above, below, right or left. Expandable by connecting to other manifolds with swivel nipples G 1”. Other components made of CW617N brass. Gaskets and o-rings made of Peroxide-cured EPDM. Connections to the primary circuit G 1”F, centre distance delivery/return 52 mm (inlet from the side), 197 mm (inlet from above or below, 2-way manifold), 170 mm (inlet from above or below, 3-way manifold); connections to the distribution circuits with swivel nut G 1”F, centre distance delivery/return 45 mm. Max operating temperature 120 ◦C. Max operating pressure 10 bar. Max primary circuit flow rate 3500 l/h. - High-temperature direct flow kit complete with telescopic system for pump connection, shut-off ball valves for pump connection, delivery and return thermometers 0÷80 ◦C; check valve. Primary circuit connections G 1” M, delivery/return centre distance 45 mm; distribution circuits connections G 3/4”F, delivery/return centre distance 90 mm. Parts from casting: CB753S brass. Other parts made of CW617N brass. Gaskets and o-rings: peroxide-cured EPDM. Max operating temperature (pump excluded) 120 ◦C. Max operating pressure 10 bar. - Low temperature mixing kit complete with 3-way mixing valve with headwork for thermostatic or motorisable control, secondary bypass with micrometric dually adjusted lockshields and position memory, telescopic system for pump connection, shut-off ball valves for pump connection, delivery and return thermometers 0÷80 ◦C, check valve, fixed setting safety thermostat 60◦C. Primary circuit connections (manifold-separator) G 1”M, centre distance delivery/return 45 mm; heating circuits connections G 3/4”F, centre distance delivery/return 90 mm. Parts from casting: CB753S brass. Other parts: CW617N brass. Gaskets and o-rings: peroxide-cured EPDM. Max operating temperature (pump excluded) 120 ◦C. Max operating pressure 10 bar. - Variable-speed electronic pump WILO4F centre distance 130 mm. - 3-speed standard pump WILO3F centre distance 130 mm. - Polypropylene insulation shell. - Wall fitted cabinet with variable height and depth. - T 5011 U: thermostatic head with incorporated control and immersion remote sensor. Connection: M30 x 1.5. Probe holder connection: 1/2". Range: 30-55 °C. Cable lenght: 2 m. - RV 01: axial motor. Connection: M30 x 1.5. 3-point adjustment 230 V AC or 24 V AC or proportional 0-10 V 24 V AC.

Mixing and pump units for radiant systems UNIMIX/UNIMIC-C modular with: UM 01 – UM 01D/S: regulation unit UNIMIX with/without pump complete with 3-way mixing valve with headwork for thermostatic control, secondary by-pass with double micrometric adjustment and position memory, primary by-pass for recirculation, thermomanometer 0÷120 °C 0÷6 bar for mixed water, thermometers 0÷80 °C for delivery and return waters, probe pocket for mixed water, shut-off ball valves G 1” secondary side and automatic air vent valve. Available with or without straight or angled shut-off ball valves G 3/4”F on primary side. Available with or without 3-speed standard pump WILO3F centre distance 130 mm or variable-speed electronic pump WILO4F centre distance 130 mm. Body made of nickel-plated CB753S brass; gaskets and O-rings made of peroxide-cured EPDM; other parts made of CW617N brass. Max operating temperature 100 °C. Max operating pressure 10 bar. Max differential pressure at mixing valve ends 250 mbar. UMC 01 – UMC 01D/S: regulation unit UNIMIX-C with/without pump complete with 3-way mixing valve with headwork for thermostatic control, secondary by-pass with double micrometric adjustment and position memory, primary by-pass for recirculation, thermometer 0÷80 °C for mixed water and probe pocket for mixed water. Available with or without straight or angled shut-off ball valves G 3/4”F on primary side. Available with or without 3-speed standard pump WILO3F centre distance 130 mm or variable-speed electronic pump WILO4F centre distance 130 mm. Body made of nickel-plated CB753S brass; gaskets and O-rings made of peroxide-cured EPDM; other parts made of CW617N brass. Max operating temperature 100 °C. Max operating pressure 10 bar. Max differential pressure at mixing valve ends 250 mbar. AUM 03: expanded polypropylene insulating cover. T 5011 U: thermostatic head with incorporated control and immersion remote sensor. Range 30÷55 °C o 25÷50 °C. Cable lengh 2 m. RV 01: axial servomotor M30x1.5. 3-point adjustment 230 V AC or proportional 0-10 V 24 V AC with display. AUM 01 - AUM 11 D/S: high-temperature kit for UNIMIX/UNIMIX-C with primary side connections G 1” and plain manifolds with 3 outlets (EUROK outlets). Complete with fill/drain valve and differential pressure by-pass valve 0.2÷0.6 bar. Available with or without straight or angled shut-off ball valves G 1” primary side. AUM 02 - AUM 12 D/S: high-temperature kit for UNIMIX/UNIMIX-C with primary side connections G 1” and manifolds with 3 outlets (delivery: double micrometric adjustment lockshield; return: headwork for thermostatic control with protection cap; EUROK outlets). Complete with fill/drain valve and differential pressure by-pass valve 0.2÷0.6 bar. Available with or without straight or angled shut-off ball valves G 1”F on primary side. AC 613 FU: fixed setting 60 °C safety thermostat pre-wired.