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NO. 719-PD
MEL-DRAIN™
DB
ROLLED MATRIX DRAINAGE SYSTEM
DESCRIPTION
SEALTIGHT MEL-DRAIN DB is a dimple raised, molded polystyrene sheet bonded to
high strength polypropylene fabric. This geocomposite allows the passage of
moisture through the fabric while preventing fine soils from entering the
drainage channel. Various drain designs are available, depending on soil
pressure and flow specifications. (An optional polyester backing film is
recommended when used in conjunction with flexible waterproofing material.) The
family of MEL-DRAIN DB products provides excellent protection in vertical,
horizontal, and site applications.
Features and Benefits
| High flow capacity, without clogging/relieves
hydrostatic pressure build-up
| High compressive strength/dependable, long-life
performance
| Easy to install, durable under jobsite conditions/lower
total installed cost
| Chemically resistant to all naturally-occurring soil
conditions/wide variety of applications
| Provides added protection for waterproofing
materials/enhances waterproofing performance
| Part of the complete range of the Meadows Moisture
Protection System/worry-free, single source solution |
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COMPLIMENTARY MEADOWS MOISTURE
PROTECTION PRODUCTS |
#714 MEL-ROL |
Self-adhering
waterproofing roll membrane |
#716 MEL-DEK |
Horizontal waterproofing
roll membrane |
#710 MEL-NAR |
120 mil, self-adhering
protected waterproofing sheet membrane |
#717 MEL-GARD |
88 mil, multi-dimensional
sheet membrane |
#711 PREMOULDED MEMBRANE |
Vaporproofing
sheet-membrane |
#712 PROTECTION COURSES |
(1/16", 1/8",
1/4") |
#720 SEALMASTIC |
Solvent and emulsion
dampproofing |
#752-PD MEL-PRIME W/B |
Water-base primer |
#740-PD SEALTIGHT
Catalytic Bonding Asphalt |
Membrane termination
sealant |
#740-PD SEALTIGHT Pointing
Mastic |
Membrane termination
sealant |
Uses
SEALTIGHT MEL-DRAIN DB is the perfect compliment to the MEADOWS family of
moisture protection solutions. Used in conjunction with a total MEADOWS system,
MEL-DRAIN DB is the ideal choice for enhanced waterproofing protection of
basement walls, plaza decks, earth sheltered homes, commercial buildings,
retaining walls, underground parking, site drainage, etc.
Installation
For vertical, below grade applications, unroll MEL-DRAIN DB with flat, film side
against the wall or waterproofing material. MEADOWS Pointing Mastic is an
excellent adhesive, compatible with this installation. The flat side core
material is overlapped to provide a continuous drainage layer. Extra filter
fabric is provided at the edges for overlapping with the next sheet. MEL-DRAIN
DB is easily cut with construction knives or scissors.
For horizontal applications, unroll and overlap so that
water runs with overlap. Add appropriate ballast as needed to hold down drainage
board.
TECHNICAL DATA |
PHYSICAL
PROPERTIES |
5012 |
5012-B |
7572 |
5035 |
5035-B |
7555 |
7055 |
9055 |
TEST
METHOD |
Fabric |
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ASTM |
Weight, oz./yd² |
4
(n/w) |
4
(n/w) |
6
(mono) |
4
(n/w) |
4
(n/w) |
6
(mono) |
6
(n/w) |
8
(n/w) |
D
3776 |
Grab tensile,
lbs. |
110 |
110 |
465x290 |
110 |
110 |
465x290 |
165 |
230 |
D
4632 |
Mullenburst, PSI |
215 |
215 |
560 |
215 |
215 |
560 |
310 |
695 |
D
3786 |
EOS (AOS) |
100 |
100 |
70 |
100 |
100 |
70 |
80 |
100 |
D
4751 |
Flow rate, gpm/ft² |
150 |
150 |
28 |
150 |
150 |
28 |
120 |
80 |
D
4491 |
Core |
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Compressive
strength, Ibs/ft² |
10,800 |
10,800 |
30,000 |
15,000 |
15,000 |
21,000 |
21,000 |
18,000 |
D
1621 (mod) |
Flow capacity,
gpm/ft of width |
9 |
9 |
9 |
16 |
16 |
18 |
16 |
16 |
D
4716 |
Drain
Board |
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Thickness, inch |
1/4 |
1/4 |
1/4 |
7/16 |
7/16 |
7/16 |
7/16 |
7/16 |
D
1777 |
Roll weight,
lbs. |
30 |
32 |
42 |
40 |
45 |
48 |
40 |
52 |
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Roll length, ft. |
50 |
50 |
50 |
50 |
50 |
50 |
50 |
50 |
|
Roll width, inch |
48 |
48 |
48 |
48 |
48 |
48 |
48 |
48 |
|
Backing film |
No |
Yes |
No |
No |
Yes |
No |
No |
No |
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Material last updated November, 2000.
W. R. MEADOWS, INC. warrants that, at the time and place
we make shipment, our materials will be of good quality and will conform with
our published specifications in force on the date of acceptance of the order.
THE FOREGOING WARRANTY SHALL BE EXCLUSIVE AND IN LIEU OF ANY OTHER WARRANTY,
EXPRESS OR IMPLIED, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
FITNESS FOR A PARTICULAR PURPOSE AND ALL OTHER WARRANTIES OTHERWISE ARISING BY
OPERATION OF LAW, COURSE OF DEALING, CUSTOM OF TRADE OR OTHERWISE. As the
exclusive remedy for breach of this Warranty, we will replace defective
materials, provided, however, that the buyer examine the materials when received
and promptly notify us in writing of any defect before the materials are used or
incorporated into a structure. Three (3) months after W. R. MEADOWS, INC. has
shipped the materials, all our Warranty and other duties with respect to the
quality of the materials delivered shall conclusively be presumed to have been
satisfied, all liability therefore terminates, and no action for breach of any
such duties may thereafter be commenced. W. R. MEADOWS, INC. shall in no event
be liable for consequential damages. Unless otherwise agreed to in writing, no
warranty is made with respect to materials not manufactured by W. R. MEADOWS,
INC. We cannot warranty or in any way guarantee any particular method of use or
application of the performance of materials under any particular condition.
Neither this Warranty nor our liability may be extended or amended by our
salesmen, distributors or representatives, or by our distributor's
representatives, or by any sales information or drawings.
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