11 substantial guides

Insulation and fabric

Use these UK guides to compare evidence, official rules and written quotations before committing to work.

Illustration for insulation and fabric

Where homes lose heat

UK guide to where homes lose heat, with current official figures, a worked example, practical checks, rules and installer questions.

The right order for home-energy improvements

UK guide to the right order for home-energy improvements, with current official figures, a worked example, practical checks, rules and installer questions.

Loft and roof-room insulation guide

UK guide to loft and roof-room insulation guide, with current official figures, a worked example, practical checks, rules and installer questions.

Cavity-wall insulation guide

UK guide to cavity-wall insulation guide, with current official figures, a worked example, practical checks, rules and installer questions.

Solid-wall insulation guide

UK guide to solid-wall insulation guide, with current official figures, a worked example, practical checks, rules and installer questions.

Floor insulation guide

UK guide to floor insulation guide, with current official figures, a worked example, practical checks, rules and installer questions.

Draught proofing that genuinely helps

UK guide to draught proofing that genuinely helps, with current official figures, a worked example, practical checks, rules and installer questions.

Double vs triple glazing

UK guide to double vs triple glazing, with current official figures, a worked example, practical checks, rules and installer questions.

Insulating an older or traditional property

UK guide to insulating an older or traditional property, with current official figures, a worked example, practical checks, rules and installer questions.

Ventilation, damp and mould after insulation

UK guide to ventilation, damp and mould after insulation, with current official figures, a worked example, practical checks, rules and installer questions.

EPC ratings explained

UK guide to epc ratings explained, with current official figures, a worked example, practical checks, rules and installer questions.

Comparison worksheet

Print this page and record the scope, figures, exclusions, protections and evidence from each supplier.

CheckQuote oneQuote twoQuote three
Design evidence
Included work
Warranties
Price and schedule