Monobloc™ Spacer are resilient at all temperatures, lightweight and easy to use. Double-way spacer to minimize jobsite assembly. Monobloc spacers accommodate the specific dimensions of DB and EB duct and can be used as both a base spacer and an intermediate spacer for versatility. Any number of parallel conduit runs can be accommodated by combining Monobloc spacers (i.e. a 2-way and a 3-way create a 5-way). Theses spacers are an economical choice for virtually any duct bank installation.