Product Overview
Reference page 152 for general fitting and standard finish specifications.
Dura-Blok™ Rooftop Supports
153
Dura-Blok™ Supports
SUPPORT BASES ONLY
• Base only - see chart for height, width and length.
• 100% recycled rubber
, UV resistant.
• Load Rating - Ultimate Uniform Load (See Chart Below)*
• Dura-Blok
™ channel support is designed as an economical support for piping systems,
cable tray
, HVAC equipment and many other applications. The Dura-Blok is UV
resistant and suitable for any type of roofing material or other flat surfaces. Material
ef
fectively accepts screw fasteners for securing accessories.
* General Note: Consult roofing manufacturer or engineer for roof load capacity.
The weakest point may be the insulation board beneath the rubber membrane.
DB SERIES SUPPORT BASE WITH B44 CHANNEL
• Base with 14 ga. (1.9mm) galvanized channel 1” high (25.4mm) -
see chart for height, width and length.
• 100% recycled rubber, UV resistant.
• Load Rating - Ultimate Uniform Load (See Chart Below)*
• Dura-Blok™ DB-Series channel support is designed for superior support of
piping systems, cable tray
, HVAC equipment, walkway systems and many other
applications. The Dura-Blok is UV resistant and suitable for installation on any
type of roofing material or other flat surfaces. (For pipe straps/clamps, rollers and
roller supports that can be used with these Dura-Blok supports, see page 158)
• For sloped roofs use B634 adjustable hinge fittings (see page 84).
Height x Width x Length Wt./Each Load Rating
Part No.
In. (mm) Lbs. (kg) Lbs. (kN)
DB5 5” x 6” x 4.8” (127.0 x 152.4 x 121.9) 2.75 (125) 200 (0.89)
DB10 5” x 6” x 9.6” (127.0 x 152.4 x 243.8) 5.28 (2.39) 500 (2.22)
DB20 5” x 6” x 20.2” (127.0 x 152.4 x 513.1) 10.63 (4.82) 1000 (4.45)
DB30 5” x 6” x 30.8” (127.0 x 152.4 x 782.3) 15.99 (7.25) 1500 (6.67)
DB40 5” x 6” x 41.4” (127.0 x 152.4 x 1051.5) 21.34 (9.68) 2000 (8.89)
DB48 5” x 6” x 52.0” (127.0 x 152.4 x 1320.8) 26.70 (12.40) 2500 (11.12)
Height x Width x Length Wt./Each Load Rating
Part No.
In. (mm) Lbs. (kg) Lbs. (kN)
DBM 4” x 6” x 4.8” (101.6 x 152.4 x 121.9) 2.35 (1.07) 200 (0.89)
DBP 4” x 6” x 9.6” (101.6 x 152.4 x 243.8) 4.48 (2.03) 500 (2.22)
Height x W
idth x Length
Wt./Each
Load Rating
Par
t No.
In.
(mm)
Lbs. (kg) Lbs. (kN)
DB610 6
7
/
16
” x 6” x 9.6” (163.5 x 152.4 x 243.8) 6.36 (2.88) 500 (2.22)
DB620 6
7
/
16
” x 6” x 20.2” (163.5 x 152.4 x 513.1) 12.90 (5.85) 1000 (4.45)
DB630 6
7
/
16
” x 6” x 30.8” (163.5 x 152.4 x 782.3) 19.45 (8.82) 1500 (6.67)
DB640 6
7
/
16
” x 6” x 41.4” (163.5 x 152.4 x 1051.5) 26.00 (1
1.79)
2000 (8.89)
DB648 6
7
/
16
” x 6” x 52.0” (163.5 x 152.4 x 1320.8) 32.55 (14.76) 2500 (11.12)
DB6 SERIES SUPPORT BASE WITH B12 CHANNEL
• Base with 12 ga. (2.6mm) galvanized channel 2
7
/16” high (61.9mm) -
see chart for height, width and length.
• 100% recycled rubber, UV resistant.
• Load Rating - Ultimate Uniform Load (See Chart Below)*
• Dura-Blok™ DB-Series channel support is designed for superior support of piping
systems, cable tray, HVAC equipment, walkway systems and many other
applications. The Dura-Blok is UV resistant and suitable for installation on any
type of roofing material or other flat surfaces. (For pipe straps/clamps, rollers and
roller supports that can be used with these Dura-Blok supports, see page 158)
• For sloped roofs use B634 adjustable hinge fittings (see page 84).
DB20
DB10
DBP
DBM
DB30
DB610
DB620
DB630