Topfloor
Precast Hollowcore Floors
Topfloor specialise in the production and installation of prestressed hollow-core concrete floors.
location_on Cape Town, Western Cape
Echo Prestress
A Name Truly Cast in Concrete
Echo Prestress is part of the Echo Group of Companies, although the oldest company in the group dates back to 1983, Echo Prestress opened for business in July 1995.
location_on Kempton Park, Gauteng
Elematic
Hollow-core precast concrete slabs
Elematic SA manufacturers three different types of hollow core concrete slabs.
location_on Johannesburg, Gauteng
CHRYSO Southern Africa manufactures, sells and distributes admixtures and cement additives that service the mining, ready-mix, precast, new construction, gypsum and cement industries.
location_on Boksburg, Gauteng
today28 Aug 2017
verified_userElematic

Curve Diagrams For Precast Concrete Hollow Core Slabs

Curve Diagrams – ESA Precast Concrete Hollow Core Slabs
today28 Aug 2017
verified_userElematic

Design Parameters For Precast Concrete Hollow Core Slabs

Design Parameters – ESA Precast Concrete Hollow Core Slabs
today28 Aug 2017
verified_userElematic

Steel Applications For Precast Concrete Hollow Core Slabs

Steel Applications – ESA Precast Concrete Hollow Core Slabs
today28 Aug 2017
verified_userElematic

Site Requirements For Precast Concrete Hollow Core Slabs

Site Requirements – ESA Precast Concrete Hollow Core Slabs
today23 Jun 2017
verified_userElematic

Cross Sections For Precast Concrete Hollow Core Slabs

Cross Sections – ESA Precast Concrete Hollow Core Slabs
News & Product Highlights
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today20 Jan 2017
verified_userEcho Prestress

Echo Prestress celebrates 21 years of prestressed slab production

One of South Africa’s prestressed hollow-core concrete slab pioneers, Echo Prestress, was founded in 1995 when a factory was built in Kempton Park to manufacture prestressed hollow-core slabs. 
today2 Jun 2016
verified_userEcho Prestress

Hollow-core extends its footprint

Increasing numbers of South African architects and structural engineers, many of whom were slow to adopt hollow-core technology, are now using it as a means to safe-guard quality, accelerate construction time and save costs. 
today15 Jul 2014

Echo hollow-core slabs fast-track new office development

Echo Prestress hollow-core concrete slabs, in combination with structural steel frames and raft foundations were used for the fast-track construction of a new office development at Clearwater Estate in Boksburg.
today9 Mar 2015

Hollow-core slabs for high-density retirement village

The Echo Group has supplied precast concrete hollow-core slabs for the construction of upper-level flooring in multi-storey apartment blocks at two Gauteng retirement villages, Featherbrooke Hills Retirement Village and Olivedale Retirement Village.
today28 Oct 2014
verified_userEcho Prestress

Innovative thinking generates new retaining wall concept

Hollow-core slab producer, the Echo Group, has introduced a new concept in retaining wall systems, Echo Gravity Retaining Walling (EGRW), which utilises precast concrete hollow-core slabs in combination with geotextile membrane.