Exclusive RACI distributor · USA & Mexico

RACI Casing Spacers & End Seals

The largest stock of casing spacers in North America, in our Dallas warehouse. Size your job online, and most orders ship the same day.

Size & quote your job
Call 214-340-4226
Concrete carrier pipe fitted with two RACI casing spacer rings, staged before the bore

Modesto, CA · RACI spacers on concrete carrier pipe, staged for the bore · Jan 2026

Stocked in

Dallas, TX

14,000 sq ft warehouse

Ships

Same day

On most orders in by 2 PM

Carrier pipe

1.6 to 134 in

Eight RACI models

Supplying since

1994

Contractors, engineers and cities

Products

All four stocked in Dallas

RACI casing spacer element

Casing Spacers

Non-metallic HDPE spacers that center and support carrier pipe inside a casing.

8 models · 1.6 to 134 in

Sizes and specs

Wrap-around casing end seal

End Seals

Seal both ends of the casing to keep soil and groundwater out.

View end seals

Rolls of detectable warning tape for buried sewer and water lines

Detectable Warning Tape

Marks buried lines so crews can find them later with a locator.

View tape

Roll of double-sided butyl tape

Double-Sided Butyl Tape

Holds the spacer elements in place on the pipe while it’s pushed.

View tape

Recent jobs

PVC carrier pipe fitted with RACI spacers, laid out before a rail crossing in Fort Worth

Fort Worth, TX · Feb 2026

Rail crossing, PVC carrier pipe

Concrete carrier pipe with RACI spacers going into a steel casing at the bore pit

Modesto, CA · Jan 2026

Concrete pipe into a steel casing

Rows of blue PVC water main fitted with RACI casing spacers, staged at the job site

Waxahachie, TX · Oct 2025

US 77 water main extension, Phase 1

Carrier pipe with RACI spacers strung out along Coit Road in Frisco

Frisco, TX · Jul 2025

Coit Road

Pallets of boxed RACI casing spacers in the Dallas warehouse
Warehouse aisle with stacked stock and a forklift

2617 Manana Dr, Dallas

The spacers are already on the shelf.

We keep the largest stock of casing spacers in North America in our 14,000 sq ft warehouse, along with end seals and tape. Orders in by 2 PM usually ship the same day.

HoursMon–Fri, 7:00 AM – 4:00 PM

Phone214-340-4226

Emailsales@pwp-co.com

Size the job yourself

The free RACI sizing calculator picks the model, runner height and ring spacing, checks them against your city’s spec, and draws the layout.

  1. Enter the carrier pipe, bell and casing sizes.
  2. Get the model, runner height and ring spacing.
  3. See the layout drawing and request a quote.
Open the calculator
RACI sizing calculator result for 100 ft of 30 in. PVC C900 in a 42 in. steel casing: 22 spacers at 5 ft, with the layout drawing and clearances
pwpracisizing.com · 100 ft of 30 in. PVC in a 42 in. steel casing
Casing spacer standard detail drawing with spacing table and notes

For engineers

Spec language you can paste into project documents, the standard detail, and the installation manuals in English and Spanish.

DocumentFormatSize
Casing spacer standard detail and specificationPDF, fillable detail sheet and spec section, 3 pages62 KB
Installation manualPDF, English0.4 MB
RACI brochurePDF, English2.6 MB
Manual de instalaciónPDF, Español1.0 MB
All downloads and spec text

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