Researcher uses tools, such as questionnaires or. equipment to collect numerical data. Data is in the form of words, pictures or objects. Data is in the form of numbers and statistics. Qualitative data is more 'rich', time consuming, and ich', time consuming, and. less able to be generalized.
By installing the radiant heat tubing directly under the wood subfloor from below. This is the most common installation in home renovation. By installing the radiant heat tubing within a plywood underlayment system, directly over the existing concrete slab or existing wood subfloor.
Home Products Hydronic Systems Concrete. Embedding your radiant heating system into a concrete slab is one of the most cost effective ways to install it and most energy-efficient, being that concrete is a great thermal mass. This is the best choice for new construction and areas receiving new slabs.ome Products Hydronic Systems Concrete. Embedding your radiant heating system into a concrete slab is one of the most cost effective ways to install it and most energy-efficient, being that concrete is a great thermal mass. This is the best choice for new construction and areas receiving new slabs.