Offices Nationwide
Good Hearing?
A typical person with good hearing can hear from about 20Hz to 20kHz (the audio bandwidth). A person's voice will usually range from 500Hz to 2kHz...more
Sound Absorption
The loss of sound energy when sound waves come into contact with an absorbent material such as ceilings, walls, floors and other objects...more
Part L1A
Conservation of fuel and power IN NEW DWELLINGS
Guidance for compliance with the Building Regulations for building work to New Dwellings.
Copyright 2025 E2 Specialist Consultants Limited
Company No. 06728970
In Area L
SAP Calc in Lacock, Air Leakage Testing in Ladybank, Domestic Sound Insulation Design Advice in Lairg, Environmental Noise Assessments in Lakenheath, EPC Ratings in Lamberhurst, Sound Testing Schools in Lambeth, On Construction EPC in Lambourn, Domestic Noise Survey For Residential Development in Lamlash, Part E in Lampeter, Commercial Party Wall Sound Insulation Testing in Lanark, Domestic Sound Testing HMO in Lancaster, Commercial Sound Testing Hotel in Lanchester, Code for Sustainable Homes in Lancing, Acoustic Insulation Testing in Lands End, Commercial Asbestos Management Survey in Langholm, Commercial Asbestos Demolition Surveys in Langley Mill, Domestic Air Leakage Testing in Langport, Commercial Sound Testing Part E in Lanreath, Sound Testing HMOs in Larbert, Server Room Testing in Largs, P402R Asbestos Survey in Larkhall, Commercial Air Testing in Larne, Sound Testing in Lasswade, Party Floor Sound Testing in Laugharne, Commercial P402R Asbestos Surveys in Launceston, Domestic Sound Testing Hotels in Laurencekirk, Thermography in Lavenham, Domestic Party Wall Sound Insulation Testing in Lawence Hill, Domestic Thermography Survey in Leamington Spa, Part F Ventilation Certificate in Leatherhead, Domestic PPG24 in Lechlade, Sustainable Homes in Ledbury, Air Tightness Testing in Lee, PPG24s in Lee-on-the-Solent, Sound Testing Hotel in Leeds, BREEAM Credit Reports in Leeds, DECs in Leek, New Build Domestic EPCs in Leicester, Display Energy Certificates in Leigh, Domestic Part E in Leigh-on-Sea, Domestic Building Thermal Imaging Surveys in Leighton Buzzard, CSH in Leiston, Commercial Code Air Infiltration Survey in Leominster, SBEM Assessment in Lerwick, Air Testing in Leslie, Part G in Lesmahagow, Fire Suppression Room Integrity Testing in Letchworth, Office EPCs in Leven, Commercial Sound Testing Schools in Lewes, Fan Pressure Testing in Lewisham, Noise Surveys For Residential Developments in Leyburn, New Build On Construction EPC in Leyland, Domestic BS4142 in Leyton, Low Zero Carbon Reports in Leytonstone, SAP Conversion Calculation in Lichfield, Domestic Thermography in Liddington, Sound Testing Schools in Lidlington, Asbestos Management Survey in Lifton, Commercial Building and Room Acoustics in Lightwater, Commercial Sound Testing Rooms for Residential Purposes in Limavady, BER TER Calcs in Lincoln, Commercial in Lindridge, BREEAM Assessments in Lingfield, SAP Assessments in Linlithgow, Environmental Noise Assessment in Linton, Code Assessment in Liphook, Asbestos Refurbishment Surveys in Lisburn, Thermal Comfort Calculations in Liskeard, Sound Testing in Lisnaskea, Domestic Sound Testing Rooms for Residential Purposes in Liss, CEPC in Litherland, Asbestos Management Surveys in Little Walsingham, Domestic Environmental Noise Assessments in Littleborough, Commercial EPCs in Littlecott, Ventilation Commissioning Certificate in Littlehampton, Display Energy Certificate in Littleport, Domestic Thermal Imaging Inspection in Liverpool, Thermal Imaging Survey in Liversedge, Domestic Part E Sound Insulation Testing in Livingston, Industrial Noise Surveys in Lizard, Ventilation Testing Equipment in Llanberis, Building and Room Acoustics in Llandeilo, PPG24 in Llandovery, Sound Testing HMO in Llandrindod Wells, Commercial Thermography in Llandudno, Energy Statement in Llandysul, Domestic Building and Room Acoustics in Llanelli, Asbestos Survey in Llanfyllin, Air Testing in Llangefni, Industrial Noise Survey in Llangollen, Domestic Party Wall Sound Testing in Llanidloes, P402 Asbestos Surveys in Llanrhaeadr-ym-Mochnant, Commercial EPC in Llanrug, Predicted Energy Assessments in Llanrwst, FRA in Llansteffan, SBEM Assessments in Llantrisant, BREEAM HEA01 Visual Comfort in Llantwit Major, SAP Calculations in Llanwrtyd Wells, Domestic Sustainability Statements in Llay, Thermal Imaging in Loanhead, Domestic Party Floor Sound Insulation Testing in Lochgelly, Sustainability Statements in Lochgilphead, Commercial Thermography Survey in Lockerbie, Commercial Sound Testing in Lockleaze, Commercial BB93 Acoustic Design of Schools in Loftus, Part G Water Calculations in Loggerheads, BS8233 Noise Assessment and Noise Survey in London, Commercial Thermal Imaging Inspection in Londonderry, Code Assessments in Long Eaton, Industrial EPCs in Long Melford, Thermal Imaging Surveys in Long Stratton, TER DER Calc in Long Sutton, Reverberation Sound Testing in Longbridge, Commercial Air Integrity Testing in Longfield, Commercial BS4142 in Longridge, BREEAM Credit Report in Longstreet, Domestic Reverberation Sound Testing in Looe, Domestic Carbon Emission Calculations in Lossiemouth, Commercial Air Leakage Testing in Lostwithiel, Commercial Building Thermal Imaging Surveys in Loughborough, Commercial Asbestos Survey in Loughton, Domestic BB93 Acoustic Design of Schools in Lound, Thermal Imaging Survey in Louth, Commercial Sustainability Statement in Lower Edmonton, Standard Assessment Procedure in Lowestoft, Party Floor Sound Insulation Testing in Ludlow, Domestic Sound Testing HMOs in Lurgan, Noise Impact Assessment in Luton, Commercial Air Pressure Testing in Lutterworth, Domestic Heat Loss Survey in Lydbury North, Domestic Noise Impact Assessments in Lydd, SAP Extension Assessment in Lydney, Commercial Part E Sound Testing in Lye, Part E Sound Insulation Testing in Lyme Regis, Part G Water Calcs in Lymington, Commercial Noise Survey For Residential Development in Lymm, Water Calculation in Lympstone, BS4142 in Lyndhurst, Domestic Industrial Noise Surveys in Lynmouth, Commercial Sound Testing Part E in Lynton, BS8233 Noise Assessments and Noise Surveys in Lytham St Anne's,