Unilock U-Cara User manual

MODULAR
FIREPLACE
SYSTEM
US PATENT: 9,453,341
INTERNATIONAL PATENTS PENDING

2
This truly revolutionary U-Cara Modular
Fireplace is easily constructed in one day with
only a handful of basic tools. The ability to mix
and match several panel color and/or textures
allows you to be creative while maintaining
the theme of the project overall.
MODULAR
FIREPLACE
SYSTEM

3
Table of contents
42" FIREPLACE (WOODBURNING) .....................................4
Cabinet Components ................................................... 4 - 5
Mantel Components ..................................................... 6 - 7
Chimney Components ................................................ 8 - 9
Oversized Return panel ................................................... 10
Oversized End-Clad ........................................................ 11
Modular System Base ..................................................... 12
Backer Block Components ............................................. 13
Backer Block Adjustable Base .................................. 14 - 15
Assembly .................................................................. 16 - 23
Wide Mantle Assembly ............................................ 24 - 27
Wide Chimney Assembly ........................................ 28 - 29
36" BASE CABINET FIREPLACE (WOODBURNING) ....... 30
Cabinet Components ..................................................... 30
Base Cabinet Assembly .................................................. 31
Standard Mantle Components ................................ 32 - 33
Standard Chimney Components ............................ 34 - 35
Backer Block Adjustable Base ....................................... 36
Cabinet and Backer Block Base Connection ................. 37
End-Clad Assembly ........................................................ 38
Insert Assembly ............................................................. 39
Insert Assembly ............................................................. 39
Standard Fireplace Return Assembly ........................... 40
Front Panel Installation ................................................... 41
 ............................................... 42
HAR & Flu Installation .................................................... 43
Standard Mantle Installation................................... 44 - 45
Standard Chimney Installation................................. 46 - 47
STANDARD SEE-THRU FIREPLACE (NATURAL GAS) ... 48
Cabinet Components .............................................. 48 - 49
Standard End Clad Option .............................................. 50
Oversized End Clad Option .............................................. 51
Backer Block Adjustable Base ................................ 52 - 53
Assembly ................................................................. 54 - 55
Oversized Return Panel ................................................. 56
Firepan Assembly .......................................................... 57
Heatshield Assembly (Counter top Model) ..................... 58
Heatshield Assembly (Stacked Model) ........................... 59
FRONT SIDE VIEW FIREPLACE (NATURAL GAS) ........... 60
Optional Single Side View ....................................... 60 - 62
Assembled ..................................................................... 63
MODULAR COMPONENTS ................................................ 64
36" Fireplace Modular Components (Woodburning) ...... 64
42" Fireplace Modular Components (Woodburning)...... 65
42" Fireplace Modular Components (TV Mount)............. 66
Standard See-Thru Fireplace Modular (Counter top) .... 67
Standard See-Thru Fireplace Modular (Stacked) .......... 67
Visit the Unilock Hardscape
Education Center for videos
and other information.
PLEASE CHECK YOUR LOCAL
BUILDING AND FIRE CODES
BEFORE PURCHASING.
Unilock is not responsible for
any violation of local codes.

4
42" Fireplace Woodburning
CABINET COMPONENTS
ULCS................................................. 4x
Connecting Strut
LW01.................................................. 8x
3/8" Lock Washer
ST02................................................ 14x

B01....................................................... 8x
9/16" Bolt
ULHAR............................................. 2x
Horizontal Adjustable Rail
UL-FIR-BP............................... 1 PC
Fireplace Cabinet Back Panel
42''
83’’
42''
83’’
UL-FIR-FP................................ 1PC
Fireplace Cabinet Front Panel
83"

 
MUST BE BUILT WITH
OVERSIZED WIDTH
COMPONENTS
UL-FIR
DIMENSIONS
WITH FASCIA PANEL

WEIGHT
Without endclads = 115 lbs
With ECK-OS = 161 lbs
(Oversized width)

5
NOTE:
Always use included
lock washer with 9/16"
bolt connection on each
corner (8 total).
ULHAR............................................. 2x
Horizontal Adjustable Rail
Connect with
self-tapping screw
(ST02)
Braces are attached via
tab and a self-tapping
screw (ST02)
CLAMPS MAY BE USED TO
SECURELY HOLD STRUTS IN
PLACE WHILE CONNECTING
42" Fire Cabinet Woodburning
CABINET COMPONENTS (CONTINUED)

6
42" Fireplace Woodburning
MANTLE COMPONENTS
ULCS................................................. 6x
Connecting Strut
LW01............................................... 22x
3/8" Lock Washer
ST02................................................ 14x

B01.................................................... 22x
9/16" Bolt
B03...................................................... 6x
3" Bolt & Locking Nut
DIMENSIONS
WITH FASCIA PANEL

(Outside To Outside)
WEIGHT
68 lbs
UL-FIR-M-ECP.................. 2 PC
Base Module End-Cap Panel
12''
12''
83’’

UL-FIR-M-BP........................ 2PC
Base Module Front Panel
83"

OVERSIZED WIDTH COMPONENTS
83"
11-7/8"
80"
27-1/2"
21-1/2"
Top
Plan
View
E2
E1
E3
P1
E3
E2
E1
Right
Elevation
View
Front
Elevation
View
Back
Elevation
View
PARTS: ULFIRMWBP,ULFIRMWFP,ULCS,ULFIRMWECP
REV: 1 REV BY: JCM
PAGE 2 OF 2
UL-FIR-MW
PAGE
2
LABOR: __
1-855-906-3858
[e-mail]
© COPYRIGHT GRILLNETICS, 2019. ALL RIGHTS RESERVED. PATENT-PENDING
DESIGNED BY: Jason McDonough
DESIGN VIEW:
PRODUCT:
Product Build Drawing (PBD)
APPROVED BY: __
APPROVED DATE: __/__/____
SCALE: NTS
SCALE: 1"=1'-0"
83"
11-7/8"
80"
27-1/2"
21-1/2"
Top
Plan
View
E2
E1
E3
P1
E3
E2
E1
Right
Elevation
View
Front
Elevation
View
Back
Elevation
View
PARTS: ULFIRMWBP,ULFIRMWFP,ULCS,ULFIRMWECP
REV: 1 REV BY: JCM
PAGE 2 OF 2
UL-FIR-MW
PAGE
2
LABOR: __
1-855-906-3858
[e-mail]
© COPYRIGHT GRILLNETICS, 2019. ALL RIGHTS RESERVED. PATENT-PENDING
DESIGNED BY: Jason McDonough
DESIGN VIEW:
PRODUCT:
Product Build Drawing (PBD)
APPROVED BY: __
APPROVED DATE: __/__/____
SCALE: NTS
SCALE: 1"=1'-0"
83"
11-7/8"
80"
27-1/2"
21-1/2"
Top
Plan
View
E2
E1
E3
P1
E3
E2
E1
Right
Elevation
View
Front
Elevation
View
Back
Elevation
View
PARTS: ULFIRMWBP,ULFIRMWFP,ULCS,ULFIRMWECP
REV: 1 REV BY: JCM
PAGE 2 OF 2
UL-FIR-MW
PAGE
2
LABOR: __
1-855-906-3858
[e-mail]
© COPYRIGHT GRILLNETICS, 2019. ALL RIGHTS RESERVED. PATENT-PENDING
DESIGNED BY: Jason McDonough
DESIGN VIEW:
PRODUCT:
Product Build Drawing (PBD)
APPROVED BY: __
APPROVED DATE: __/__/____
SCALE: NTS
SCALE: 1"=1'-0"
UL-FIR-MW

7
NOTE:
Refer to page 24 for
Fireplace assembly
sequence.
NOTE:
When assembling
ensure all rail angles
are directing upward.
42" Fire Cabinet Woodburning
MANTLE COMPONENTS (CONTINUED)

8
42" Fireplace Woodburning
CHIMNEY COMPONENTS
LW01.................................................. 8x
3/8" Lock Washer
ST02................................................ 14x

B01....................................................... 8x
9/16" Bolt
ULHAR............................................. 4x
Horizontal Adjustable Rail
DIMENSIONS
WITH FASCIA PANEL

WEIGHT
65 lbs

OVERSIZED WIDTH COMPONENTS
36-3/4"
27-1/2"
41-9/16"
11/16"
11/16"
E2
E3
Top
Plan
View
P1
E3
E2
E1
Right
Elevation
View
Front
Elevation
View
Left
Elevation
View
E1
11/16"
11/16"
PARTS: ULCCBPOS, ULECP
REV: 0 REV BY: NM
PAGE 2 OF 2
UL-FIR-CHW
PAGE
2
LABOR: __
1-855-906-3858
[e-mail]
© COPYRIGHT GRILLNETICS, 2019. ALL RIGHTS RESERVED. PATENT-PENDING
DESIGNED BY: Natalia Majors
DESIGN VIEW:
PRODUCT:
Product Build Drawing (PBD)
APPROVED BY: __
APPROVED DATE: __/__/____
SCALE: 1"=1'-0"


UL-ECP..................................... 2 PC
Chimney End-Clad Panel

36-3/4"
27-1/2"
41-9/16"
11/16"
11/16"
E2
E3
Top
Plan
View
P1
E3
E2
E1
Right
Elevation
View
Front
Elevation
View
Left
Elevation
View
E1
11/16"
11/16"
PARTS: ULCCBPOS, ULECP
REV: 0 REV BY: NM
PAGE 2 OF 2
UL-FIR-CHW
PAGE
2
LABOR: __
1-855-906-3858
[e-mail]
© COPYRIGHT GRILLNETICS, 2019. ALL RIGHTS RESERVED. PATENT-PENDING
DESIGNED BY: Natalia Majors
DESIGN VIEW:
PRODUCT:
Product Build Drawing (PBD)
APPROVED BY: __
APPROVED DATE: __/__/____
SCALE: 1"=1'-0"
UL-CCBP-OS...................... 2 PC
Chimney Front & Back Panel
UL-FIR-CHW

9
NOTE:
Refer to page 28 for
Fireplace assembly
sequence.
42" Fire Cabinet Woodburning
CHIMNEY COMPONENTS (CONTINUED)

10
UL-FIR-LFT-OS................. 1 PC

UL-FIR-RTN-OS................ 1 PC
Right Return Panel
42" Fireplace Woodburning
OVERSIZED RETURN PANEL 


NOTE:
Ensure return panels are
positioned in the correct
orientation (right and left).
Rails should be facing inward
and mantle tube support
should be facing front side.
MUST BE BUILT WITH
OVERSIZED WIDTH
COMPONENTS
UL-FIR-RTN-OS

11
42" Fireplace Woodburning
OVERSIZED END-CLAD
32 ¾"
UL-ECP-OS................................. 2x
End Clad Panel Oversized
NOTE:
Remove connecting
struts and replace with
end-clad panel using
existing hardware.
UL-ECK-OS

12
TYPICAL
COUNTER TOP
U-CARA MODULAR FRAME
U-CARA FASCIA PANEL
RECOMMENDED: 1/4" - 3/16" ANCHOR BOLT
ADHESIVE
UNILOCK PAVER
ASTM#8 OPEN-GRADED SETTING BED
ASTM#57 OPEN-GRADED GRANULAR BASE
SUBGRADE SOIL
SONOTUBE
Modular System Base

13
42" Fireplace
BACKER BLOCK COMPONENTS
H
LW
CORNER BACKER BLOCK
6" H x 7" L x 12" W
15 cm x 17.5 cm x 30 cm
L
H
W
SURE TRACK CORNER INSERT

STANDARD BACKER BLOCK
6" H x 8" L x 6" W
15 cm x 20 cm x 15 cm
UNIVERSAL BASE UNIT
2" H x 19" L x 14" W
5.5 cm x 48.2 cm x 35.5 cm
NOTE:
A Backer base is used to achieve desired firebox height and in
some builds, add an attached hearth. Fireplace Cabinet is 42" tall
and each row of Backer blocks will add an additional 6" of height.
LARGE BACKER BLOCK
6" H x 7" L x 12" W
15 cm x 17.5 cm x 30 cm
W
H
L

14
42" Fireplace Woodburning
BACKER BLOCK ADJUSTABLE BASE
NOTE:
This should be
constructed on
top of poured in
place concrete
pad (similar to
page 12).
83"
46"
USED TO PROVIDE CORRECT
FIREPLACE INSERT HEIGHT
2ND/TOP ROW ONLY: STANDARD BACKERS
ALLOW FIREPLACE INSERT TO FIT WITHOUT
HAVING TO CUT LARGE BACKERS
USED TO PROVIDE CORRECT
FIREPLACE INSERT HEIGHT
USED TO ELEVATE
FIREPLACE OPENING
FINISHED DIMENSIONS


15
NOTE:
This layout includes
a hearth. If no hearth
is desired, width can
be shortened by
9 ¼" to be flush with
cabinet.
42" Fire Cabinet Woodburning
BACKER BLOCK ADJUSTABLE BASE (CONTINUED)

16
NOTE:
Prior to attaching cabinet top,
lugs will need to be removed
with a hammer and chisel
(top row of block only).
NOTE:
Place 3-sided assembly on Backer
Base - Using 1/4"- 3/8" Concrete
anchors (not included) connect
cabinet to Backers.
ENSURE UNIT IS
SQUARE TO EDGE
42" Fireplace Woodburning
ASSEMBLY

17
NOTE:
Ensure to align with back row of
Standard backer. This will ensure
proper flue alignment with mantle.
NOTE:
Center Fireplace
Cabinet in Backer
Block cavity.
42" Fire Cabinet Woodburning
ASSEMBLY (CONTINUED)

18
NOTE:
Return Panels have a Right
and Left unit. They should
be positioned on either side
of the firebox flange/edge.
NOTE:
Slide (tuck) Returns under the
top and bottom angle struts.
RAILS SHOULD FACE
INWARD AND UPWARD
SHOULD FACE FRONT
OF FIREPLACE CABINET
FRONT
42" Fire Cabinet Woodburning
ASSEMBLY (CONTINUED)

19
NOTE:
Use a clamp to keep
returns aligned to
desired plumb and
level position while
attaching self-tapping
screws.
NOTE:
The screw position under the
top bend in each rail. Repeat
for opposite side.
BACK
1-855-906-3858
[e-mail]
© COPYRIGHT GRILLNETICS, 2019. ALL RIGHTS RESERVED. PATENT-PENDING
PAGE
5
PRODUCT: UL-FIREPLACE-OS_INSTRUCTIONS
PARTS: ULFIRBP, ULFIRFP, ULECPOS, ULHAROS, ULFIRINSERT-L, ULFIRINSERT-R
CABINETS: UL-FIR-MW, UL-FIR-CHW
DESIGN VIEW: INSTRUCTIONS
DESIGNED BY: Natalia Majors
SCALE: 1"=1'-0"
APPROVED DATE:
LABOR: XXX
PAGE 5 OF 19
REV: 00 REV BY: NM
APPROVED BY:
LW01
B01
ST01
UL-FIREPLACE-OS_INSTRUCTIONS
B1
B2
B3
Use included
ST02 self-tapping
screws to connect
return panels.
42" Fire Cabinet Woodburning
ASSEMBLY (CONTINUED)

20
NOTE:
Use a clamp to keep
returns aligned to
desired plumb and
level position while
attaching self-tapping
screws.
1-855-906-3858
[e-mail]
© COPYRIGHT GRILLNETICS, 2019. ALL RIGHTS RESERVED. PATENT-PENDING
PAGE
5
PRODUCT: UL-FIREPLACE-OS_INSTRUCTIONS
PARTS: ULFIRBP, ULFIRFP, ULECPOS, ULHAROS, ULFIRINSERT-L, ULFIRINSERT-R
CABINETS: UL-FIR-MW, UL-FIR-CHW
DESIGN VIEW: INSTRUCTIONS
DESIGNED BY: Natalia Majors
SCALE: 1"=1'-0"
APPROVED DATE:
LABOR: XXX
PAGE 5 OF 19
REV: 00 REV BY: NM
APPROVED BY:
LW01
B01
ST01
UL-FIREPLACE-OS_INSTRUCTIONS
B1
B2
B3
Use included
ST02 self-tapping
screws to connect
return panels.
REPEAT PREVIOUS
PROCESS FROM
BACK SIDE ON
PAGE 19
FRONT
42" Fire Cabinet Woodburning
ASSEMBLY (CONTINUED)