Lindab RHR-CF Installation Manual Download | Manualshive

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Installation instructions

M

achine in standard configuration

KEY

M1-M2 = EC motor
M3 = Primary damper motor
M4 = Secondary damper motor
B1 = Outdoor air temperature probe
B2 = Supply air temperature probe
B3 = Extracted stale air temperature probe
B4 = Exhaust air temperature probe
B5-B6 = Electric resistance safety thermostats
B7 = Humidity sensor
B8 = Pressure transducer
F4 = Electric resistance safety fuse
R1 = Electric Resistance
Q1 = Relay

B

K

= Black

BN = Brown
BU = Blue
OG = Orange
RD = Red
WH = White
GNYE = Green/Yellow
YE = Yellow

RHR-CF

lindab | we simplify construction

Lindab reserves the right to make changes without prior notice

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Wiring diagrams

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Summary of Contents for RHR-CF

Page 1: ...F Installation guide 2022 01 Lindab Ventilation All forms of reproduction without written permission are forbidden is the registered trademark of Lindab Ltd Lindab s products systems product and product group designations are protected by intellectual property rights IPR ...

Page 2: ...9 14 4 Automatic calibration 31 15 Setting of the weekly programme 32 15 1 Selection of the preset weekly programmes 33 15 2 Tables of settings for the preset programmes 34 15 3 Creation of the free weekly programmes 35 15 4 Tables of settings for the free programmes 36 16 User operational procedures 37 16 1 Start and stop the heat recovery unit 37 16 2 Selecting the operating mode 37 16 3 Manual ...

Page 3: ...ully read this booklet before starting up the machine Attention Carefully turn off the electrical supply before removing protection Attention Risk of injury material damage damage to appliance Operations which may be carried out by the user Repairs to be carried out exclusively by an installer or authorised technician Always wear work gloves 2 2 Essential safety rules It is dangerous to touch the ...

Page 4: ...s manual reflects the state of technology at the time it was drafted The manufacturer reserves the right to update production and following manuals without being obliged to update previous versions The manufacturer will not be held liable in cases of improper use or misuse of the machine use nonconforming to that expressly specified in this publication serious shortcomings in intended and recommen...

Page 5: ... RHR CF V 270 EL STANDARD X LH A 900 RHR CF V 360 EL STANDARD X LH A 1250 RHR CF V 460 EL STANDARD X X LH A 1600 RHR CF V 600 EL STANDARD X X LH A 2000 RHR CF V 170 ER STANDARD X RH A 500 RHR CF V 270 ER STANDARD X RH A 900 RHR CF V 360 ER STANDARD X RH A 1250 RHR CF V 460 ER STANDARD X X RH A 1600 RHR CF V 600 ER STANDARD X X DX A 2000 RHR CF V 180 PRO RHR CF V 180 PRO M PRO X Default LH Reversib...

Page 6: ...ersion Equip ment Side Acoustic Insulation Integrated Modulating Electric Resistance Flow Configuration Integrated Humidity Sensor Integrated Automatic Flow Rate Control Energy Class Electric Resistance Power W RHR CF V 180 PRO ER RHR CF V 180 PRO ERM PRO X X RH X X A 500 RHR CF V 280 PRO ER RHR CF V 280 PRO ERM PRO X X RH X X A 900 RHR CF V 370 PRO ER RHR CF V 370 PRO ERM PRO X X RH X X A 1250 RH...

Page 7: ...170 547 505 125 106 93 5 212 5 1041 RHR CF V 270 547 580 160 106 111 240 1041 RHR CF V 360 547 630 160 106 111 290 1041 Lindab reserves the right to make changes without prior notice 2022 01 28 Installation instructions RHR CF lindab we simplify construction 6 Dimensions Fig 2 7 ...

Page 8: ...290 1041 RHR CF V 370 PRO RHR CF V 370 PROM 660 680 160 147 126 305 980 RHR CF V 460 PRO RHR CF V 460 PROM 660 680 180 147 126 305 980 RHR CF V 460 660 680 180 147 126 305 980 RHR CF V 600 PRO RHR CF V 600 PROM 660 680 180 147 126 305 980 RHR CF V 600 660 680 180 147 126 305 980 Lindab reserves the right to make changes without prior notice 2022 01 28 RHR CF lindab we simplify construction Install...

Page 9: ...1140 850 75 RHR CF V 180 PRO RHR CF V 180 PRO M 720 1200 760 64 69 RHR CF V 280 PRO RHR CF V 280 PRO M 720 1200 810 66 71 RHR CF V 370 PRO RHR CF V 370 PRO M 780 1140 850 75 80 RHR CF V 460 PRO RHR CF V 460 PRO M 780 1140 850 75 80 RHR CF V 600 PRO RHR CF V 600 PRO M 780 1140 850 75 80 Lindab reserves the right to make changes without prior notice 2022 01 28 RHR CF lindab we simplify construction ...

Page 10: ...supply M5 exhaust ePM1 55 ePM10 50 Fan Type Centrifugal with EC brushless motor Blades back Curves at constant speed Maximum power output fans and controllers W 45 76 125 215 300 Maximum current output fans and controllers A 0 6 1 1 1 5 2 0 2 2 Electric power supply Single phase 230 V 50 Hz Consumption in standby 1W Safety Property Protection IP21 EC Compliant Integrated modulating electric resist...

Page 11: ...7 supply M5 exhaust ePM1 55 ePM10 50 Fan Type Centrifugal with EC brushless motor Blades back Curves at constant spe ed Maximum power output fans and controllers W 50 70 120 215 300 Maximum current output fans and controllers A 0 6 1 0 1 0 2 0 2 2 Electric power supply Single phase 230 V 50 Hz Consumption in standby 1W Safety Property Protection IP21 EC Compliant Models with integrated modulating ...

Page 12: ...iency EN779 ISO 16890 F7 supply M5 exhaust ePM1 55 ePM10 50 Fan Type Centrifugal with EC brushless motor Blades back Curves at constant speed Maximum power output fans and controllers W 50 70 120 215 300 Maximum current output fans and controllers A 0 6 1 0 1 0 2 0 2 2 Electric power supply Single phase 230 V 50 Hz Consumption in standby 1W Safety Property Protection IP21 EC Compliant Models with ...

Page 13: ... 22 Extracted stale air temperature probe T3 Outdoor air temperature probe T1 23 Exhaust air temperature probe T4 Supply air temperature probe T2 24 Supply air temperature probe T2 Exhaust air temperature probe 25 Condensate drain 26 Condensate drain 27 Bypass Damper System Bypass Damper System 28 LH Integrated Resistance if any 29 RH Integrated Resistance if any 1 Appliance for residential ventil...

Page 14: ... be set correctly in compliance with standard DIN 1946 part 6 The appliance can be commissioned after having completed installation of the entire residential ventilation system Fig 7 Dimensions are also valid for enthalpy models Model H MIN mm A mm B mm C mm RHR CF V 170 170 EL 170 ER 1190 600 11 1000 RHR CF V 270 270 EL 270 ER 1190 600 11 1000 RHR CF V 360 360 EL 360 ER 1190 600 11 1000 RHR CF V ...

Page 15: ...appliance 1 Position the appliance by hooking it to the hanging bracket 1 2 Position the supplied spacer foot 2 to guarantee that the appliance is level 3 Secure the appliance to the wall 3 4 Mount the condensate drain at the bottom of the appliance PLEASE NOTE the screws are not included in the supply Choose the screws and relative plugs based on the type of wall Fig 8 15 ...

Page 16: ...d of the siphon is at least 100 mm below the water level OPTIONAL ACCESSORY As an alternative the residential ventilation appliance can be installed using the floor stands Fixing the stands 200 225 1 2 3 4 5 13 M8 x 20 200 225 1 2 4 M8 x 2 Y Lindab reserves the right to make changes without prior notice 2022 01 28 RHR CF lindab we simplify construction Installation instructions 9 4 Condensate drai...

Page 17: ...hat the rated supply voltage is 230V 50 Hz Make sure that the electric system is suitable to supply in addition to the operating current required by the unit the current necessary to supply the household appliances and equipment already in use Perform the electrical connections according to national laws and standards in force Install an omnipolar switch upstream of the unit with a minimum contact...

Page 18: ...DIP 1 Configuration Dip Switch See Configuration Dip Switch table DIP 2 Address Dip Switch for ModBus networks 8 Dip Switches for max 60 units MC4 Master slave jumper or Modbus network The network must be closed on the last unit in case of RS485Modbusconnection ItisclosedbyclosingJumper MC4 BP Differential pressure sensor connection for automatic air flow rate control Accessory for RHR CF V models...

Page 19: ...rder to provide the ignition consent of the accessory electrostatic filter Crystall Round 7 OFF No Geothermal Hydronic Coil If DIP2 and DIP3 ON Geothermal Hydronic Coil Present 8 OFF 9 OFF If DIP2 ON Internal modulating preheating resistance If DIP2 ON DIP3 OFF External modulating preheating resistance 10 OFF N A N A Lindab reserves the right to make changes without prior notice 2022 01 28 RHR CF ...

Page 20: ...the cable connected to the CONTROL connector terminals 1 2 3 of the power board 2 3 CONTROL 1 2 3 4 5 Perform the new connection to position the con troller on the wall respecting the sequence of the terminal numbers a apply the supplied cable gland as indicated in the figure b fix the cable in the cable gland c connect the cable to terminals1 2 3 from the power board to the controller respecting ...

Page 21: ... 9 10 8 10 9 57 56 Lindab reserves the right to make changes without prior notice 2022 01 28 Installation instructions RHR CF lindab we simplify construction 11 Controller 11 1 Installing controller on the wall Fig 15 21 ...

Page 22: ...ventilation nighttime c 45 Humidity Control for High Humidity Rate Environments d 25 Humidity Control for Low Humidity Rate Environments 4 Weekly Programming The MAIN SCREEN features the following options 1 The preheating icon indicates activation of Anti freeze mode 2 A timed warning icon lights up to suggest filter replacement 3 A damper bypass icon indicates automatic activa tion of free coolin...

Page 23: ... 1 Manual Ventilation function 2 Booster function 3 AUTO Automatic mode 4 Preset ventilation Party mode 5 Preset ventilation Holiday mode 6 Time setting Current day setting 7 P Weekly program activation Weekly program deactivation 2a Display of current time Text field 7a P Number of current program 8 Presence of Person 9 DAY Current day 10 Alarm alert 11 C Value alert Temperature voltage 12 Filter...

Page 24: ...to the RIGHT side version proceed as follows A Outdoor air B Supply air C Exhaust air D Extracted stale air PLEASE NOTE Apply the labels supplied with the unit based on the new configuration Always disconnect power before accessing the unit Lindab reserves the right to make changes without prior notice 2022 01 28 RHR CF lindab we simplify construction Installation instructions 12 Commissioning The...

Page 25: ... related to the connection must only be carried out by qualified personnel to avoid damage or injury The units equipped with integrated electric resistance cannot undergo flow configuration inversion The machine must be purchased with resistance in the left or right side version depending on the envisaged installation requirements Lindab reserves the right to make changes without prior notice 2022...

Page 26: ...ions of the information sheet attached to the accessory pack Lindab reserves the right to make changes without prior notice 2022 01 28 RHR CF lindab we simplify construction Installation instructions 13 Humidity sensor 13 1 Moving the humidity sensor for unit RHR CF V PRO The sensor is placed by default in the version with left side connections standard see Fig 24 picture 5 To position the sensor ...

Page 27: ...e Automatic Control System AUTOMATIC CALIBRATION If there is the Automatic Flow Rate Control System 2 Remove the rubber caps of the connections P1 and P2 relative to fan V1 DAY C Lindab reserves the right to make changes without prior notice 2022 01 28 Installation instructions RHR CF lindab we simplify construction 14 Condensate drain connection Fig 25 14 1 Setting the flow rates Before setting f...

Page 28: ...Objective pressure drop 80 8 0 Volt Press the Enter key to confirm Change the voltage value relative to the fan speed using the TOUCH PAD until the differential pres sure gauge displays a value equal to the value of the objective pressure drop Pascal shown on the display Press the Enter key to confirm Before going on to set the fan V2 you must disconnect the differential pressure gauge from connec...

Page 29: ...as well go back to the main screen by pressing M 3 times Disconnect the differential pressure gauge and put the rubber caps and the cover of the front panel back in place 1 2 3 1 Use a screwdriver to remove the front panel cover 6 P3 P4 P1 P2 2 Connect the differential pressure gauge to connections P3 and P4 Lindab reserves the right to make changes without prior notice 2022 01 28 lindab we simpli...

Page 30: ...til the differential pressure gauge displays a value equal to the value of the objective pressure drop Pascal shown on the display V V V1 fan speed voltage fan rpm Objective pressure drop 80 8 0 Volt Press the Enter key to confirm Press the Enter key to confirm Before going on to set the fan V2 you must dis connect the differential pressure gauge from connections P3 and P4 and put the rubber caps ...

Page 31: ...urrently flashes on the control display use the TOUCH PAD to select fan V2 and confirm by pressing enter Carry out the procedure described above for V1 also for fan V2 When fan V2 has been set as well go back to the main screen by pressing M 3 times Disconnect the differential pressure gauge and put the rubber caps and the cover of the front panel back in place P1 P2 P3 P4 Lindab reserves the righ...

Page 32: ...by the transducer to the target value Once fan V2 is calibrated the system automatically goes back to the main screen of the technical menu symbol V flashes NOTE with pressure transducer mounted the MENU PAr will show a parameter called Sprc this parameter is the imbalance of the return flow rate compared to the supply flow rate It can be altered with a range from 20 to 20 Example if the parameter...

Page 33: ...alue Use the Confirm button to confirm and move to the next setting Set the day of the week as follows day 1 Monday day 2 Tuesday day 3 Wednesday day 7 Sunday Press enter to confirm Lindab reserves the right to make changes without prior notice 2022 01 28 Installation instructions RHR CF lindab we simplify construction Use the TOUCH PAD to set the current day Press enter toconfirm Fig 50 Fig 52 15...

Page 34: ... lunch 0 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 10 10 11 12 13 13 14 14 15 15 16 16 17 17 18 18 19 19 20 20 21 21 22 22 24 45 70 100 0 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 10 10 11 11 12 12 13 13 14 14 15 15 16 16 17 17 18 18 19 19 20 20 21 21 22 22 23 23 24 45 70 100 Monday Friday 11 12 Saturday Sunday DAY HOUR SPEED DAY HOUR SPEED P4 Weekly programme office used from Monday to Friday 0 1 1 2 2 3 3 4...

Page 35: ...displayed into fan icon accordingly define hour of first time step end repeat procedure for next time step maximum number of time steps is 8 DAY P If you select YES the programme is automatically copied to the other days of the week if instead you select no you can then use the TOUCH PAD to select a day and repeat the programming process PLEASE NOTE the daily hourly programme is set by default to ...

Page 36: ...unday DAY HOUR SPEED DAY HOUR SPEED P5 P6 Lindab reserves the right to make changes without prior notice 2022 01 28 RHR CF lindab we simplify construction Installation instructions 15 4 Tables of settings for the free weekly programmes 0 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 10 10 11 11 12 12 13 13 14 14 15 15 16 16 17 17 18 18 19 19 20 20 21 21 22 22 23 23 24 Low Nominal 0 1 1 2 2 3 3 4 4 5 5 6 6 7...

Page 37: ...ilation function Preset ventilation functions PARTY HOLIDAY AUTO Automatic mode available for units connected with air quality sensor humidity or CO2 Filter lifetime reset Weekly programme activation Current day and time setting Press M to access the menu to pass from one function Use the TOUCH PAD to another To access the desired function please press the con firmation button Lindab reserves the ...

Page 38: ...dity This way the system reacts automatically to restore as much as possible the comfort conditions lost due to an extraordinary event such as steam production caused by a hot shower or a pot while cooking In automatic variable flow control mode the user can manually change the speed of the fans as required at any time The automatic mode will be restored at the next significant ambient humidity va...

Page 39: ...he duration of the PARTY mode can be changed by accessing theTECHNICAL Menu and Par sub menu via the Tbst parameter Lindab reserves the right to make changes without prior notice 2022 01 28 RHR CF lindab we simplify construction Installation instructions In these extreme conditions the automatic mode sets the fan at minimum speed in order to isolate as much as possible the internal environment fro...

Page 40: ...ut into service P P AUTO DAY C If this icon is present it means that a scheduled program is active The number identifies the growth program chosen when commissioning the unit The activation of the weekly programme does not preclude the user s ability to manually change the speed of the fans In fact despite a programme in time slots is active the user can still operate on the TOUCH PAD increasing o...

Page 41: ...imed speed respect to the nominal speed The percentage of the duration and of the speed increase of the ventilation unit can be configured by the installer upon a specific request of the user The standard duration is 3 hours default and the standard percentage is 130 beyond the nominal speed Before standard duration ends user can stop Booster mode by repeating the command on the remote switch 17 2...

Page 42: ... lower than the indoor air temperature due to solar and internal factors and this tends to occur when the indoor temperature is between 22 and 26 C so there is more of a need for cooling than for heating In this case it is advisable to use free cooling i e fresh air from outdoors to cool for free bypassing the heat recovery unit Conversely it is possible to use fresh air for heating during a chang...

Page 43: ...with ventilation free cooling and extends the periods of use Summer mode is a strong air change cycle which is enabled when Flush parameter is switched on into Par Menu NOTE Summer mode is performed 4 times a day except when it would imply high ventilation heat loss Lindab reserves the right to make changes without prior notice 2022 01 28 Installation instructions RHR CF lindab we simplify constru...

Page 44: ...energy saving because the operation of the preheating element is aimed at keeping the inlet temperature of the ventilation unit above 0 C When using the external electric heater please carefully follow the installation and configuration instructions given in the accessory kit To enable the operation of the external modulating electric heater DIP SWITCHES 2 and 9 must be enabled Lindab reserves the...

Page 45: ...o OFF and automatically restarts when the critical weather condition disappears Frost warning remains until the next time the machine is switched off and on In case of faulty temperature probe t1 and integrated electric heater the heater continues to work based only on t4 In case instead of external electric heater or hydronic coil the preheating is interrupted and the Frost alarm for t4 1 C is tr...

Page 46: ...day and time setting initial setting configuration of fans V see sec tion COMMISSIONING Selection Setting of the chosen weekly program P see section COMMISSIONING Lindab reserves the right to make changes without prior notice 2022 01 28 RHR CF lindab we simplify construction Installation instructions Fig 73 Fig 74 19 2 Installer menu FCtry FACTORY menu Press the Enter key to confirm Fig 75 19 1 Te...

Page 47: ...Number of samples to calculate dynamic humidity setpoint 1 96 96 15 min Flife Filter service life 30 400 days 180 days HrLO Relative humidity for Minimum Humidity mode activation Relative humidity lower limit in the comfort range 20 45 25 Hrst Relative humidity upper limit in the comfort range 40 50 45 HrHiF Shows the HrHi parameter On Off Off HrHi Relative humidity for Maximum Humidity mode activ...

Page 48: ...el nMAX rpm nMIN rpm Vmax Volt Vmin Volt RHR CF V 180 PRO 180 PRO EL 180 PRO ER 3570 588 9 58 4 22 RHR CF V 280 PRO 280 PRO EL 280 PRO ER 2470 220 8 4 5 RHR CF V 370 PRO 370 PRO EL 370 PRO ER 3150 220 10 4 RHR CF V 460 PRO 460 PRO EL 460 PRO ER 3200 434 7 3 22 RHR CF V 600 PRO 600 PRO EL 600 PRO ER 3000 570 8 3 37 Lindab reserves the right to make changes without prior notice 2022 01 28 RHR CF lin...

Page 49: ...maining until filter replacement in days This menu allows you to read some operating parameters of the appliance With the controller ON press M and On Off simultaneously for 3 seconds Select the rEAd menu using the TOUCH PAD and confirm by pressing Enter Select the parameter to be read using the TOUCH PAD Once you have selected the parameter the value will appear on the display Press the M button ...

Page 50: ...ead Menu to check the probe data and identify which probe is faulty 3 FROST Antifreeze Alarm REFER TO ANTIFREEZE PROTECTIVE CIRCUIT TABLE The FROST alarm is reset automatically In order to report the failure the FROST string continues to flash in the hours field until technical support is provided T EP Controller Error Check the electrical connections between the controller and the power board of ...

Page 51: ...and the type of unit connection used standard or right side A B F7 M5 F7 M5 Standard Configuration RightSide Configuration Now it is possible to switch off the icon display Go to the User Setting menu press the M button to select the icon of filter Use the TOUCH PAD activation Press the confirm button The timer to change the filters has been reset In case the filters need to be changed before the ...

Page 52: ... a short description of the maintenance interventions PLEASE NOTE If maintenance is not carried out regularly the ventilation system might not work properly 20 3 Check the heat exchanger Check the heat exchanger once every two years Always disconnect power before accessing the unit Open the front panel 1 2 Unscrew the front panel and remove it 1 2 Lindab reserves the right to make changes without ...

Page 53: ...shown in the chapter on maintenance of the heat exchanger Remove the black panels B in front of the fans Extract the fans C paying attention to the electric cables PLEASE NOTE to extract the fans you must completely remove the electric cables and their clamped fixing devices B C Clean the fans with a soft brush for the fan blades and use a vacuum cleaner D to remove dust D ATTENTION Do not damage ...

Page 54: ...temperature probe B4 Exhaust air temperature probe B5 B6 Electric resistance safety thermostats B7 Humidity sensor B8 Pressure transducer F4 Electric resistance safety fuse R1 Electric Resistance Q1 Relay BK Black BN Brown BU Blue OG Orange RD Red WH White GNYE Green Yellow YE Yellow RHR CF lindab we simplify construction Lindab reserves the right to make changes without prior notice 2022 01 28 21...

Page 55: ...L N 19 18 22 23 EH4 EH3 20 21 IEC320 C14 Type Power inlet N L IEC320 C13 Type Power cord with Schuko CEE7 7 plug Power Board M1 M2 T EP M3 Power Board B4 B2 B1 B3 F3 T Type 5x20 T FUSE PROTECTION DATA PRODUCT RHR CF V 170 RHR CF V 270 RHR CF V 360 RHR CF V 460 RHR CF V 600 FUSE VALUE 1A 250V 2A 250V 2A 250V 2 5A 250V 2 5A 250V M4 0 D D RS 485 T EP Control 3 1 2 12Vdc 2 2 M4 1 3 12Vdc M3 3 1 GN WH ...

Page 56: ... L IEC320 C13 Type Power cord with Schuko CEE7 7 plug Power Board M1 M2 T EP M3 EH Power Board B4 B2 B1 B3 F3 T Type 5x20 T FUSE PROTECTION DATA PRODUCT RHR CF V 170 E 170 RHR CF V 170 E 270 RHR CF V 170 E 360 RHR CF V 170 E 460 RHR CF V 170 E 600 M4 BU BK RD BK BU RD 0 D D RS 485 T EP Control 3 1 2 12Vdc M4 2 2 1 3 12Vdc M3 3 1 GN WH BN GN WH BN BN GNYE BU 3 1 1 3 BN GNYE BU BU GNYE BN L Electric...

Page 57: ...3 20 21 IEC320 C14 Type Power inlet N L IEC320 C13 Type Power cord with Schuko CEE7 7 plug Power Board B7 RH BOARD M1 M2 T EP M3 B7 Power Board B4 B2 B1 B3 F3 T Type 5x20 T FUSE PROTECTION DATA M4 DP BOARD B8 B8 0 D D RS 485 T EP Control 3 1 2 2 12Vdc 3 1 M4 3 M3 12Vdc 2 1 GN WH BN GN WH BN BU GNYE BN 3 1 BU GNYE BN PRODUCT RHR CF V 180 PRO RHR CF V 280 PRO RHR CF V 370 PRO RHR CF V 460 PRO RHR CF...

Page 58: ...ype Power inlet N L IEC320 C13 Type Power cord with Schuko CEE7 7 plug Power Board B7 RH BOARD M1 M2 T EP M3 B7 EH Power Board B4 B2 B1 B3 F3 T Type 5x20 T FUSE PROTECTION DATA 3 2 1 12Vdc M3 M4 DP BOARD B8 B8 RD BU BK BK BU RD RS 485 D D 0 WH BN GN GN WH BN BN GNYE BU BU GNYE BN 3 1 1 3 BN GNYE BU L Electrical Pre Heater LEFT SIDE R Electrical Pre Heater RIGHT SIDE PRODUCT RHR CF V 180 PRO E RHR ...

Page 59: ...KNX MC4 CO2 RHR CF Installation instructions 21 5 Additional wiring diagrams CARBON DIOXIDE CO2 REMOTE SENSOR Interface diagram lindab we simplify construction Lindab reserves the right to make changes without prior notice 2022 01 28 59 ...

Page 60: ...it our most important objective to contribute to an indoor climate that improves people s lives We do this by developing energy efficient ventilation solutions and durable building products We also aim to contribute to a better climate for our planet by working in a way that is sustainable for both people and the environment Lindab For a better climate www lindab co uk ...

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