How to Solve Condensation

August 16, 2017 / by BBG Security / HVAC

Condensation is a problem in both period properties and newer homes, but what causes it and what can be done to prevent it? What is Condensation? The air contains moisture. The temperature of the air determines how much moisture it can hold, and warm air contains more moisture than cold air. When warm, moist […]

A Guide to Ventilation

August 16, 2017 / by BBG Security / Guide

Bringing in fresh air – while ideally adding to the overall heat supply in the process – is clearly desirable. How to choose the right system In the pursuit of higher efficiency in our homes, there are two elements that need to be controlled: insulation and airtightness. Building Regulations currently requires an airtightness of 5m3/m2/hr@50pa, which is approximately half […]

Passive Ventilation

August 16, 2017 / by BBG Security / HVAC

With our homes becoming ever more airtight, and ventilation equivalently hi-tech,take a step back in time and discover how naturally free resources and good house design principles can offer the best supply of fresh air. Before Building Regulations called for increasingly airtight houses and mechanical ventilation became the norm, people kept cool, fresh air in [...]