O'Brill Company

Construction Specialty Suppliers

       6626 N. Milwaukee Ave.

Niles, IL 60714

773-775-1122 or 847-647-0005

FAX 847-647-7819

Since 1967

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Plastic Joint Materials




NO. 324


Broad range of plastic expansion/contraction joints and caps to meet a variety of concrete construction project needs.

SEALTIGHT PLASTIC JOINT MATERIALS consist of expansion/contraction joints, tongue and groove joint forms and expansion joint caps designed to handle a variety of concrete flatwork construction requirements.

SEALTIGHT SPEED-E-JOINT Preformed Contraction Joint consists of 2 solid pieces which have been preassembled for easy handling and installation.

SPEED-E-JOINT offers an ideal solution to controlling cracks in concrete. It is a rigid preformed contraction joint that produces a straight line crack on the surface of concrete slabs and locks into the aggregate just below the surface. SPEED-E-JOINT is strong, economical and eliminates waste in providing straight lines. It is quick and easy to install. The top section pulls free once the joint has been placed correctly in the wet concrete.

Furnished in 3 depths: 1", 1-1/2", and 2" (25.4mm, 38.1mm and 50.8mm). Standard length is 10 feet (3.05m).

SEALTIGHT Deck-O-Joint Vinyl Expansion Joint
SEALTIGHT DECK-O-JOINT Vinyl Expansion Joint is a decorative expansion joint for use wherever concrete is placed. It is economical, long lasting and trouble-free...resists acids, alkali, chlorine, etc. A light hose down keeps it bright and clean.

DECK-O-JOINT will not whip or warp during application. It locks into concrete and adjusts for any slab movement. DECK-O-JOINT's exclusive channel design prevents excessive seepage and water damage. Colors: Stone Gray, Desert Tan and Dura-White.

SEALTIGHT KEYWAY Vinyl Tongue and Groove Joint Form
SEALTIGHT KEYWAY Tongue and Groove Joint Form is lightweight, flexible and an easy way to mold a keyed tongue and groove construction joint. KEYWAY will not whip or warp and resists impact. It strips quickly and can be reused or left in place.

SEALTIGHT SNAP-CAP Expansion Joint Cap
SEALTIGHT SNAP-CAP Expansion Joint Cap provides a time and cost-saving method for forming straight, uniform and debris-free joints of the proper configuration, ready to seal. The top of the SNAP-CAP pulls free and can be discarded. The exposed concrete surfaces assure balanced adherence to the sides. It is ideal for both horizontal and vertical concrete projects. SNAP-CAP is available in 4 widths as shown in the table.

Application Tools


Staple Gun





SEALTIGHT SPEED-E-JOINT Preformed Contraction Joint
To install SEALTIGHT SPEED-E-JOINT, press straight edge cutting tool into the wet concrete to part the aggregate in a straight line. Place the SPEED-E-JOINT into the separation until the top segment lays on the surface of the wet concrete. Remove the top. Float concrete to fill all voids adjacent to the SPEED-E-JOINT and finish in the normal manner.

SEALTIGHT DECK-O-SEAL Vinyl Expansion Joint
Press SEALTIGHT DECK-O-JOINT into the wet concrete until top is level with the concrete. Float concrete to fill all voids adjacent to the DECK-O-JOINT. Finish in the normal manner. Remove protective tape.

SEALTIGHT KEYWAY Vinyl Tongue and Groove Joint Form
Nail or staple SEALTIGHT KEYWAY to the form or header prior to pouring concrete. Pour the concrete. After the concrete sets up, remove the KEYWAY to leave the ideal tongue and groove type joint. If desired, KEYWAY can be left in place.

SEALTIGHT SNAP-CAP Expansion Joint Cap
To install, slide the SEALTIGHT SNAP-CAP cap over the top of the expansion joint. Place the concrete and screed to finish grade as usual. When concrete is cured, insert a screwdriver through the top of the SNAP-CAP, pull free and discard. The joint is ready to seal.

SEALTIGHT Plastic Joint Materials Size Information
5/8" (15.88mm)
3/8" (9.53mm) 1/2" (12.7mm)
3/4" (19.05mm) 1" (25.4mm)
1" (25.4mm) 1-1/2 (38.1mm)
1-5/8" (41.3mm)
1/2" (12.7mm)
1/2" (12.7mm)
10' (3.05m)
10' (3.05m)
10' (3.05m)
10' (3.05m)
10' (3.05m)

This material last updated May 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.

Home Up 1100 - Clear Series 1200 - White 1300 - Clear 1600 - White 164 588 Precision Grout Ceramar Cera-Rod CG-86 Control Joints CS-309-25 CS-309-30 Deck-O-Foam Direct Fire Parking Sealant Duogard Duogard II Evapre Expo-Gloss Fibre Expansion Joint Gardox Hi-Spec Hydraset Hydraset-Free Intralok Lin-Seal Lin-Seal Emulsion Lin-Seal White Liqui-Hard Meadow-Plug Med-Cure Mel-Dek Mel-Drain DB Mel-Gard Melnar Mel-Prime SB VOC Mel-Prime WB Mel-Rol Pac-It Plastic Joint Materials Pourthane Premoulded Membrane Premoulded Tongue and Groove Protection Course PVC Waterstops Red Rosin Paper Rezi-Weld 1000 Rezi-Weld 3-2 Rezi-Weld Gel Paste State Rezi-Weld Gel Paste Rezi-Weld LV Rezi-Weld Rapid Set Roof Traffic Pads Sealex Sealmastic Sealmastic Emulsion Sealtight 1190 Sealtight 158 Sealtight 3405 Sealtight Acry-Lok Sealtight Air-Shield Sealtight CR-90 Sealtight Deck-O-Seal Sealtight Futura-15 Sealtight Kool-Rod Sealtight Meadow-Crete FNP Sealtight Meadow-Crete GPS Sealtight Meadow-Crete H2 Sealtight Meadow-Patch 20 Sealtight Meadow-Patch 5 Sealtight Meadow-Patch T1 Sealtight Meadow-Patch T2 Sealtight Patch-Prime Sealtight Poly-Grip Sealtight Poly-Jet 1614 Sealtight Poly-Jet 200-E Sealtight Poly-Jet 3406 Sealtight Premoulded Membrane Sealtight Rezi-Weld Flex Sealtight Safe-Seal 3405 Sealtight Sealex E-Z Sealtight Ultrite Degreaser Sealtight Seal Cure CS-309-25 Sewer Joint Sof-Seal Tiah Vibraflex Vocomp-20 Vocomp-25 Vocomp-30

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Copyright 2002 O'Brill Company
Last modified: August 09, 2004