Spec Sheet
You C an’t B eat the R AP  for Healthy Air P res s ure B alanc e!
One Piece Frame for New C ons truction
Telescoping Frame for Existing Construction 
All Flange Dimensions
 T
o
ler
a
nc
e 
Sizes
Rough 
Opening
Grille
Dimensions
Flange
Dimensions
Air Flow
2.5 pascals
12.4N
12.6N
12.12N
14.6N
14.8N
12”x4”
12”x6”
12”x12”
14”x8”
14”x6”
48 CFM
72 CFM
144 CFM
112 CFM
84 CFM
Sizes
Rough 
Opening
Grille
Dimensions
Flange
Dimensions
Air Flow
2.5 pascals
12.4R
12.6R
12.12R
14.6R
14.8R
12”x4”
12”x6”
12”x12”
14”x8”
14”x6”
48 CFM
72 CFM
144 CFM
112 CFM
84 CFM
Get the RAP
Economical
Easy Installation 
Innovative Design
No Mechanical Parts
Made In The USA 
Dampens Light and Sound
Compliant With National and 
State Building Codes
800-222-5932
P erfec t B alanc e In-Door 
Air P res s ure R elief S ys tem
Tamarack Technologies  will honor all new door
manufacturer’s limited warranties when installing
the P erfect B alance®  Door R .A.P.  In F act, we will
DOUB LE  the warranty period from 1 year to 2
years . (P lease visit the appropriate door 
manufact
warranty details).
S P E C IF IC AT IO NS
P roduc t L ength................................................. 27-1/4”
Grille L ength ............................................................ 25”
Height  .................................................................. 4-3/4”
Depth  ................................................................... 1-5/8”
C olor  ................................................. White (Paintable)
• E limina te s  pressure
imba la nc e s
• Allows  HVAC  s ys te ms
to run 
tly
• M a de  in US A  L ifetim e
gua ra ntee 
• Inexpens ive
• E as y to ins tall
• Durable  high- im pa c t
plas tic
• No moving  parts
• R epla c e s   c ros s ove r
or jump duc ts , retur n
grille s  duc ted  to
fur nac e  or a ir
c onditioner
• Nois e a nd light
diminis hing grille a nd
MAS ONITE  INT E R NAT IONAL ,
TE S T E D AN D AP P R OVE D T HE  PE R -
FE C T  B AL AN C E
®
FO R  U SE IN TH E IR
“S AFE  N’ S OUND™  INT E R IOR  DOOR
AS  SEE N IN  “ F IN E  HOM E -
B UIL D IN G ”  M A G AZ IN E
PATE NTE D
• Patente d
All Flange 
Dimen
sio
n
s
 T
o
l
e
r
a
n
c
e
12”x4”
12 “x 6”
12 “x 12”
14 “x 8”
14 “x 6”
12”x4”
12 “x 6”
12 “x 12”
14 “x 8”
14 “x 6”
14⁄ “x 8⁄”
14 “x 14”
13⁄ “x 13⁄”
16”x 9⁄”
16”x 7⁄”
15/ “x 9/”
13⁄ “x 7⁄”
13 /”x 5 /
14/ “x 6” 
15/ “x 7 /”
+/- 25” 
+/- .25” 

