ALUMINIUM COUNTER-FLOW HEAT EXCHANGERS REK+

ALUMINIUM | REK+

Heat recovery efficiency

• Efficiency up to 90% guaranteed by patented technology• Optimized pressure loss – computer simulations used• Double folding technology for all the range

= the best tightness and durability on the market• 100% tightness testing• Eurovent, RLT certified

Dimensions Key to coding

TYPE Dimensions [mm]A B C

REK+17 … 397 172 150 … 950REK+23 … 455 230 150 … 950REK+27 … 496 271 150 … 950REK+31 … 537 312 150 … 950REK+39 … 619 394 150 … 950REK+53 … 758 533 150 … 950REK+67 … 899 674 150 … 950REK+81 … 1040 815 150 … 950REK+95 … 1182 957 150 … 950

REK+diagnostical high-performance recuperator

17 ... 95size of recuperator

150 ... 950length of recuperator

22 ... 26lamela spacing 2.2 - 2.6 mm

The inward/outward air � ow ratio is 1:1, the outward air temperature -5 °C, and relative humidity 25%. Internal air temperature 25 °C, relative humidity 80%.

Tested according to EN 308.The manufacturer provides design software for precise calculation of any intake conditions.

face air� ow speed upon entering the recuperator [m/s]

heat

reco

very

e�

cien

cy [%

]

97

96

95

94

93

92

0.5 1.0 1.5 2.0 2.5

plate distance 2.2 mm

plate distance 2.6 mm

plate distance 2.4 mm

REK +17REK +23REK +27REK +31

REK +67REK +81REK +95

REK +39REK +53

• Easy recyclable packaging• Easy handling – using handling strips• Calculation software and DLL library• PassiveHouse ready• Possibility to have inbuilt bypass• Possibility of Combi Solution

FI

T

I

KR

E

O

C

V

S

Á

N

M

E

REK+ counterflow plate heat exchanger is for transfer of heat between incoming and outgoing air

in a ventilation system. The heat exchanger does not mix dirty and fresh air, or transfer humidity.

It only transfers heat.

REK+31 - 150 - 22

A

C

B

150 - 1000150 - 1000150 - 1000150 - 1000150 - 1000

150 ... 1000150 - 1000150 - 1000150 - 1000150 - 1000