In broad terms up to 65 of the slab section has the allowance to be cored through without any significant structural effects.
Hollow core precast concrete floor panels specifications.
In addition the panels have continuous voids in them that reduce weight and cost and also may be utilized for electrical or mechanical runs.
Provided the core holes are not greater than 120mmø for 205 and 220mm thick slabs and 165mmø for 300 and 400mm thick slabs they can be easily catered for by simply drilling through core.
Hollow core plank is a cost effective and versatile solution for almost any building project.
Paired with precast components or structural steel spancrete hollowcore provides an immediate working surface and covered space for other trades.
Primarily used for floors and roof decks hollow core is a precast slab of prestressed concrete designed for greater structural efficiency.
Our product options give you the design flexibility you need while reducing your lead time.
Precast hollowcore slabs have guaranteed quality due to the continuous in factory process controls complying with as anz 9001 2000 requisites.
You get an affordable reliable and versatile hollow core plank also known as dox plank that offers a host of advantages over other traditional building materials.
Molin concrete offers two types of hollow core plank.