281 3 us~v~Specification Sheet
HEAT RECOVERY VENTILATOR
Venmar K7 HRV
Part no. 44150
35 to 70 CFM (0.4 in. w.g.)
Controls
• This unit is very simple to operate. Once it is installed, press on its
push button, located on the unit top left side, to control it.
• In addition to the included Dehumidistat control, the following
auxiliary wall controls can be added:
- 20-min. Lighted push button
no. 12030
- 60-min. Mechanical timer
no. 00910
For more details about controls, refer to their specification sheet and
to the Main and auxiliary wall control user guide at www.venmar.ca.
Options
• Complete line of registers and diffusers
VB0224
THE K7 HRV: PUNY PRICE TAG, LOTS TO LOVE!
The K7 HRV is the ideal choice for condominiums, apartments
and other limited space applications that require up to 70 cfm of
continuous ventilation. With its compact size and 4-inch vertical ports,
it can be installed in small spaces such as a closet or mechanical room
above a hot water tank.
• At just 30 lb. (13.6 kg), it can be installed without opening the unit
• Electric duct heater
• Exclusive wall mounting bracket
no. 19255
Defrosting System
The K7 HRV defrosts on a fixed cycle of 25 minutes air exchange and
5 minutes defrost, independent of the outside temperature.
• Features integrated hooks to simplify installation
• Removable terminal block to ease auxiliary wall control connections
• Dehumidistat control included
REPAIRS AND MAINTENANCE
All parts of the K7 HRV that could need maintenance can be
removed in less than five minutes, allowing direct access for easy
repairs. The PSC motor is permanently lubricated.
Heat Recovery Core
Dimensions: 10” x 10” x 5.5”
(25.4 cm x 25.4 cm x 14 cm)
Exchange surface: 42.3 ft.2 (3.9 m2)
WARRANTY
Weight: 4 lb. (1.8 kg)
The K7 HRV is protected by a 5-year warranty on parts only. The heat
recovery core is covered by a limited lifetime warranty, with the original
proof of purchase.
Material: Polypropylene
Type: Cross flow
Warranty: Limited lifetime
Requirements and standards
Available at:
• Complies with the UL 1812 requirements regulating the installation
of Heat Recovery Ventilators
• Complies with the CSA C22.2 no. 113 Standard applicable to ventilators
• Complies with CSA C444 requirements regulating the installation of
Heat Recovery Ventilators
• Technical data was obtained from published results of tests relating
to CSA C439 Standards
• HVI certified
DIMENSIONS: K7 HRV
VENTILATION PERFORMANCE
1: FRESH AIR TO BUILDING PORT
2: EXHAUST AIR FROM BUILDING PORT
3: FRESH AIR FROM OUTSIDE PORT
4: EXHAUST AIR TO OUTSIDE PORT
2
EXTERNAL
STATIC PRESSURE
PA
IN. W.G.
25
0.1
50
0.2
75
0.3
100
0.4
125
0.5
150
0.6
175
0.7
200
0.8
1
15 7/16”
3
4
3 FT.
POWER CORD
Ø
4” TYP.
NET SUPPLY
AIR FLOW
L/S
39
37
35
33
31
30
28
25
CFM
M3/H
83
79
75
71
67
63
58
53
141
134
127
121
114
107
99
90
L/S
39
38
36
34
32
30
28
25
GROSS AIR FLOW
SUPPLY
EXHAUST
CFM
M3/H
L/S
CFM
M3/H
84
143 40
85
144
81
138 39
82
139
76
129 37
78
133
72
122 35
74
126
68
116 33
70
119
64
109 31
65
110
59
100 28
60
102
54
92
26
55
93
ENERGY PERFORMANCE
2 3 /8 ”
SUPPLY
TEMPERATURE
°C
°F
HEATING
0
32
0
32
-25
-13
18 5/8”
16 5/16”
NET
POWER
SENSIBLE
APPARENT LATENT RECOVERY/
AIR FLOW CONSUMED RECOVERY
SENSIBLE
MOISTURE
EFFICIENCY EFFECTIVENESS
TRANSFER
WATTS
L/S CFM
17
30
18
36
64
38
40
54
41
55
48
55
70
59
73
0.03
0.03
0.06
NOTE: All specifications are subject to change without notice.
15 1/16”
VK0074A
15 5/8”
NOTE: All units ports were created to be connected to ducts having
a minimum of 4” diameter, but if need be, they can be
connected to bigger sized ducts by using an appropriate
transition (e.g.: 4” diameter to 5” diameter transition).
SPECIFICATIONS
• Model: K7 HRV
• Housing: Pre-painted steel
• Part Number: 44150
• Insulation: Expanded polystyrene
- Low speed and Standby
• Total Assembled Weight (including
• Mounting:
- Other modes available
polypropylene core): 30 lb. (13.6 kg)
• Speed Control on Unit:
Suspension by chains and
spring or optional
• Round 4” ports
with optional wall controls
wall bracket
• Heat Recovery core:
• Drain: 1/2” (1.2 cm) fitting with
10 ft. (3 m) PVC drain hose
• Core filters: 2 washable foam filters, 30 ppi
9.2” x 5.75” x 0.38”
- Heat Exchange Surface Area: 42.3 ft.2 (3.9 m2)
• Supply and Exhaust Blower Motor: 1 motor
- Protection type: Thermally protected
- Type/Material: Crossflow/Polypropylene
• Unit Electrical Characteristics:
- Insulation class: B
(23.4 cm x 16.6 cm x 1 cm)
Project:
Location:
Part no.:
Qty.:
Submitted by:
Volts
Frequency
Ampere
Watts
120
60 Hz
0.5
60
REMARKS
Date:
Residential Products Group, 550 Lemire Blvd., Drummondville, Qc, Canada J2C 7W9 - Tel.: 1-800-567-3855 Fax: 1-800-567-1715
www.venmar.ca
K7HRVd150924
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