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A FULL DAIKIN SUSTAINABLE HOME CENTRE - CALNE, WILTSHIRE 

Sustainable Heating,

designed, trained &

​

supplied in Wiltshire

Daikin heat pumps, MVHR system and domestic air conditioning
with expert heat-loss design and MCS umbrella support
for installers, homeowners, builders and developers
​

£7,500
 

BUS GRANT SECURED FOR YOU
 

MCS
UMBRELLA FOR INSTALLERS

DUK-11/12
 

DAIKIN-APPROVED TRAINING 

Daikin Authorised
  • ACCREDITED

Sustainable Home 
Network

MCS Umbrella

Huge choice of Brands

Available

  • TRUSTED ACROSS WILTSHIRE.
     
  • TRAINED

EVERYTHING FOR SUSTAINABLE HEATING - IN ONE PLACE
From specification and design through to training, supply and MCS sign-off.

Daikin Altherma Heat Pumps

Air-source heat pumps designed and specified room by room for new builds and retrofits - Monobloc, Split and High Temp ranges. 

Renewable Heating Design 

MCS 3005D compliant heat-Loss calculations, schematics and full specification design for your project​​​​​​​

Domestic Air-conditioning

Stylish, low energy Daikin Split and Multi-split systems for year round comfort in any room of the house. 

Kitchen & Bathroom Plumbing

A fully stocked Independent Plumbers merchant on-site public or trade.

Underfloor Design & Supply 

Extensive in-stock underfloor heating materials - perfectly matched to your heat-pump specifications - All designs come with layout Schematic. ​​​​​

Bathroom Showroom 

Many displays on show and a full design service offered​

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Kitchen Showroom

Many Displays on show and a full design service is offered, come have a browse. â€‹â€‹â€‹

Primary Pro 

Good Range kept in stock, lengths, pre made elbows, joint covers. 

Stumbling Points 

Renewable heating 

shouldn't give you a headache

The Government keeps changing the grants and using tech jargon . Installers are drowning in MCS paper work. Builders need accurate heat-loss numbers, without a issue later

  • Unclear what brand system actually suits your home 

  • MCS £7500 or £9000 BUS Grant paperwork steals valuable time 

  • Heat-loss calculations arrive too slow or incorrect

  • No single supplier for design, specification, stock, supply and compliance.

ABOUT ACTIVE PLUMBING SUPPLIES YOUR LOCAL SOLUTION 

At Active Plumbing Supplies, we specialise in top quality plumbing products for heating, renewables, bathrooms and kitchens. Our team is trained in the latest technologies - Daikin, Samsung, Vaillant, Intergas and Grant UK systems. We also hole extensive stock for underfloor heating, heat pumps and air conditioning. All backed up by a group of world class suppliers. 

MCS 3005D 

​

Compliant heat-loss designs & schematics 

​

Local

Based in Calne, Wiltshire working unit on display  

Authorised 

​

Daikin Dealer & Training Centre

Independant

We have a variety of brands we can use and suggest to make sure we have the best solution for your home

Home Owner Process 

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Our Installer Process

JOIN THE MCS UMBRELLA

Are you an installer ? Get covered 

2+ years heating experience - G3 Unvented - £2m Public Liability  - Manufacturer install course

Good practice guide for Installers

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This essential installation guide, is a list of good practices that must be completed before commissioning.

Complying with these good practices will ensure a smooth customer commissioning and handover, and more importantly help stay compliant with MCS. 

Failure to comply will delay BUS grant payments and return visits to site to rectify issues 

Installation practice 1: Pipe work lagging through the wall. 

We highly recommend installing Primary –Pro insulation for the insulation of the outdoor unit pipe work. This is available usually from our stock.

​

  • The pipe work must be insulated completely through the length of the wall.

  • The Insulation must be a minimum of 19mm thick for up to 20 metres external pipe work

  • Class O Insulation is not UV stable, therefore must not be used

  • Climaflex Polyethylene Pipe Insulation (Grey Lagging) must not be used outside

  • All joints must be fully sealed to reduce heat loss

Primary pro 2.avif
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inta pri.avif

 

Installation Practice 2: The Installation of Anti-freeze valves

​

The Antifreeze valves must be fitted at the lowest point of the outdoor unit, to allow the outdoor unit to drain.

There must be 150mm clearance below the valve and the ground level, also 100mm clearance between the two valves to stop water freezing on top of the valve below, unless the valves are fitted with air pipe Zero guard as shown in the middle picture above.

​They must also be installed in a vertical position and not angled to avoid another pipe below. The valve body also need to be fully insulated.

​Please refer to your manufacturers instruction manual to check their requirements, some manufacturers don't require frost protection.​

Anti-freeze (1).avif
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Installation Practice: 3 The Installation of Flexible hoses

The flexible hoses must be installed between the outdoor unit connections and the pipe work entering the building.

These flexible hoses remove vibration through the solid copper pipe work.

Flexible hoses are available in 300mm, 500mm & 750mm length, and with elbows or a straight connection

Installation

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Flexi hose with elbow.avif

Practice 4: Location of outdoor unit

The outdoor unit location should be fitted in accordance with the manufacturers specification or installation instructions.

Each manufacturer will provide minimum clearances behind the unit and in front of the unit to ensure sufficient air flow to stop freezing and poor performance.

Also check manufacturers minimum clearances to the sides for future servicing.

Air cirulation.avif

Practice 5: Electrical Considerations

Electrical installations should comply with current wiring regulations, we require electrical test certificates before MCS certificates are created.​

Its essential that the heat pump energy consumption is monitored through an electric meter either dim rail mounted or external meter as shown in the diagram below.​

Installing a separate fuse board will eliminate any existing issues with the homeowners electrical installation.

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Power supply.avif

© 2025 Active Plumbing Supplies (Calne) Ltd. All rights reserved.

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