Blog — Page 28 — PresupuestoYa

Average hourly rate of a skilled electrician and assistant in Spain, when an emergency surcharge applies and when the electrical certificate is mandatory.

Average hourly rate of a skilled glazier in Spain, real lead times for toughened glass and why large format needs two people.

Average hourly rate of a skilled tiler, why large format takes longer, and which tasks benefit most from an assistant.

Average hourly rate of a skilled bricklayer and labourer, how many m² of floor tile or wall tiling are laid per day and what waste management to include in the quote.

How to calculate the length and cross-section of electrical cable for a domestic installation: real margins for joints, REBT cross-sections and a step-by-step worked example.

How to calculate self-levelling compound by layer thickness, and why the underlay under wood flooring affects impact-noise insulation.

How many pieces per m² each type of tile takes, what margin to add for breakage and overlaps, and how to choose between tile, sheet or membrane depending on the type of roof.

Which type of plasterboard to choose for each room, how much framing and insulation is needed, and what margin to add for cuts.

How many 60x60 tiles a plaster suspended ceiling takes, when to choose continuous plasterboard instead and what insulation to use between the slab and the ceiling.