RAMS for HVAC Installation UK – Generate in Minutes
By the Riskora Editorial Team · Reviewed against our editorial standards · Last reviewed
HVAC install RAMS that pass M&E coordinator review: F-Gas refrigerant handling, pressure-system commissioning under PSSR 2000, ductwork lifts at height, brazing hot works and Legionella controls on chilled-water systems. Generate a site-ready document in under five minutes.
UK (RAMS) example document — Two-Storey Rear Extension — 14 Birchwood Lane, Reading. Client: Mr & Mrs A. Whitfield (Private Client). Site: 14 Birchwood Lane, Reading, RG1 5JT. Scope: Construction of a two-storey rear extension (6.4m × 4.2m) to an existing semi-detached dwelling. Works comprise breaking out of existing rear elevation, trench-fill foundations to 1.0m, traditional cavity blockwork to first floor, pre-stressed concrete lintels, timber roof structure with natural slate finish, plus alterations to existing rear wall to form structural opening with rolled steel joist (RSJ 203×102 UB23). Works programmed over 9 weeks with a peak site team of 6 operatives. Hazards assessed: Manual handling — blocks, lintels, plasterboard, Working at height — independent scaffold & roof structure, Buried services strike during excavation, Collapse of excavation / trench wall, Hand-arm vibration (HAVS) — breaking out, drilling, Silica dust — cutting blocks, brick, concrete, Vehicle/pedestrian segregation — narrow domestic street.
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Why Generic M&E Templates Fail HVAC Reviews
HVAC submissions get returned when F-Gas Cat 1 certification isn't named against the operative, when the nitrogen-purge / pressure-test sequence is missing from the method, and when ductwork lifts above 2 m default to "use harness" instead of a podium → scissor-lift → MEWP hierarchy. Plant-room work also brings confined-space, asphyxiation and L8 Legionella considerations that a generic plumbing template never carries — and which a competent M&E reviewer will pick up immediately.
Plumbing and heating work involves hot work, chemical exposure, and water hygiene risks that require trade-specific documentation.
How Riskora Helps
Riskora pre-loads the HVAC hazard register — refrigerant exposure, brazing hot works, plant-room asphyxiation, chilled-water Legionella, ductwork drops, brazing-fume RCS — each mapped to the F-Gas Regs (EU 517/2014), PSSR 2000, COSHH 2002 and L8 ACoP. Pick split-system, VRF/VRV, AHU or ductwork install, add the building and floor level, download. If you're new to RAMS structure, see our step-by-step guide to writing a RAMS.
Who it's for
- Contractors preparing RAMS for principal contractor approval
- Site managers reviewing documentation before work begins
- Subcontractors producing task-specific safety documentation
- Safety professionals standardising documentation quality
Understand the Fundamentals
Before you generate your document, these guides cover the knowledge that underpins every good RAMS, risk assessment, and method statement.
What Is a RAMS Document?
Understand the two components of a RAMS and why they're required before work begins on site.
How to Write a RAMS Document
A step-by-step guide to structuring your RAMS from project details through to sign-off.
UK Legal Requirements for Risk Assessments
What the law requires under MHSWR 1999 and CDM 2015, and what 'suitable and sufficient' means.
Who Needs a RAMS?
Find out whether your work requires a RAMS and who is responsible for producing one.
RAMS vs Risk Assessment — Key Differences
When you need a full RAMS versus a standalone risk assessment, and how the two documents work together.
How to Write a RAMS (UK Guide)
A practical walkthrough of writing RAMS from scratch, covering structure, common mistakes, and what reviewers look for.
HVAC Installation — Hazard Register (Site-Typical Entries)
HVAC RAMS are routinely rejected when they treat the work as "M&E" instead of separating refrigerant, hot-works and pressure-system hazards. The register below covers a typical VRF/AHU installation with ductwork at high level.
| Hazard | Who is at risk | Primary control | Regulation reference |
|---|---|---|---|
| Refrigerant release (R32, R454B — A2L mildly flammable) | Engineer, occupants | Charge calc vs room volume (EN 378); leak test before commissioning; no ignition sources during brazing/charging | F-Gas Reg (EU) 517/2014 + DSEAR 2002 |
| Hot works — brazing copper, soft-soldering | Engineer, building fabric | Hot works permit; nitrogen purge during braze; fire watch 60 min post-work; CO₂ extinguisher within 3 m | RRO 2005 + HSG139 |
| Pressure testing — N₂ at up to 41 bar (high-side R32) | Engineer, adjacent trades | Calibrated regulator + PRV; signage; written system pressure test (WSPT) procedure; competent person sign-off | PSSR 2000 reg 8 |
| Work at height — ductwork > 2 m, MEWP for indoor unit hoist | Engineer, mate | IPAF-operated scissor lift on level surface; harness in boom; podium for sub-2 m fixings | WAH 2005 reg 6 |
| Electrical — 230/400 V termination at outdoor unit | Engineer | Safe Isolation per HSG85; lock-off; proven dead with GS38 voltage indicator; EICR record | EAW 1989 reg 14 |
| Manual handling — AHU sections, FCU lifts in ceiling void | Engineer, mate | Mechanical lift for > 25 kg; two-person handle in restricted ceiling void; pre-task MAC score | MHO 1992 reg 4 |
| Asphyxiation — refrigerant accumulation in plant room or ceiling void | Anyone in space | Refrigerant detector + alarm to BS EN 378-3; mechanical ventilation interlock; no entry alone | CSWR 1997 + COSHH 2002 |
UK Regulations That Apply to HVAC Installation
- F-Gas Regulation (EU) 517/2014 (retained UK law) — anyone handling fluorinated refrigerant (R410A, R32, R454B, R134a) requires a personal F-Gas Cat I certificate, and the company a REFCOM (or equivalent) registration. Annual leak checks for charges > 5 tCO₂e.
- Pressure Systems Safety Regulations 2000 — refrigerant circuits are pressure systems. The RAMS must reference a Written Scheme of Examination for systems containing > 250 bar·litres and a competent-person pressure-test record for installation.
- DSEAR 2002 — A2L (mildly flammable) and A3 refrigerants create a zoned hazardous area at the indoor unit during a leak. Hazardous area classification must be assessed for any indoor unit charged above the EN 378 m₁ limit for the room.
- Work at Height Regulations 2005 — applies to all indoor unit installs above 2 m and to roof condenser pads; collective protection (MEWP basket, edge protection on roofs) before personal fall arrest.
- Electricity at Work Regulations 1989 — Safe Isolation per HSG85 and EAS-published procedure; isolator within sight of the outdoor unit per BS 7671.
- HSE HSG139 — The safe use of compressed gases — practical guidance for oxy-acet brazing and nitrogen purging; cited by reviewers when the method statement mentions brazing.
- BS EN 378 / BS EN 14276 — design and installation standard for refrigeration systems; the underpinning standard for charge limits per room.
HVAC Installation — Method Statement Excerpt
Sequence Riskora generates for a typical VRF system with high-level ductwork. Permits, isolations and competencies are called out where the regulation requires it.
- Site induction; confirm permits open: hot works, work at height, electrical isolation.
- Charge calculation (EN 378) verified against smallest room volume — record on RAMS cover sheet.
- Inspect MEWP / scissor lift (LOLER cert < 6 months); proof-load check; level ground confirmed.
- Set bracket lines using rotating laser; install M10 cast-in or resin anchors per structural drawing (pull-out test 1 in 10).
- Hoist outdoor unit to roof pad using rated crane / hi-ab — slinger/signaller competent (CPCS A40).
- Install ductwork in 3 m sections; flange and gasket joints; support spacing per DW/144.
- Pipework: braze copper runs with N₂ purge at 0.5 bar to prevent oxide; permit and fire watch active.
- Pressure test refrigerant pipework with OFN to manufacturer's value (typically 41 bar high-side for R32) — hold 24 h; record on test sheet.
- Vacuum to < 500 microns; triple evacuation; hold vacuum 30 min.
- Safe-isolate incoming supply at MCCB; lock-off + tag; prove dead with GS38 voltage indicator; terminate per wiring schematic.
- Weigh refrigerant charge in per F-Gas record; leak-test joints with electronic detector before commissioning.
- Commission per manufacturer; record airflows (vane anemometer), DX superheat/subcool, electrical readings.
- Handover pack: O&M, F-Gas record, EICR minor works, pressure-test cert, charge label affixed to outdoor unit.
PPE & Competency Requirements
Minimum PPE on task
- EN 397 hard hat, EN ISO 20345 S3 footwear, hi-vis (EN ISO 20471)
- Cryogenic gauntlets (EN 511) when handling refrigerant cylinders or breaking joints
- EN 169 brazing goggles (shade 5) + leather apron for hot works
- Cut-resistant gloves (EN 388) for sheet-metal ductwork handling
- EN 361 full-body harness when working from MEWP boom
- Voltage-rated insulated tools (IEC 60900) for live-side work above proving dead
Competency / cards
- F-Gas Category I personal certificate (City & Guilds 2079 / EU 303/2008)
- REFCOM Elite / Standard company registration
- CSCS / ECS card (Refrigeration & Air Conditioning) for the trade
- IPAF 3a / 3b for MEWP operation; PASMA where mobile tower used
- BS 7671 (18th Edition) for any electrical termination; C&G 2391 inspection for live test
- Hot Works Permit holder; competent person for pressure-system commissioning (PSSR 2000)
Key Features
- Task-specific hazard libraries
- Pre-loaded control measures and method steps
- Risk matrix with severity and likelihood scoring
- Professional formatting accepted by principal contractors
- Version control and document history
- Download to PDF
Common Questions Before Getting Started
Will this take long?
Under 5 minutes. Select your trade, pick hazards, download.
Is it complicated?
No training needed. The guided builder walks you through every step.
Do I need experience?
If you know what work you're doing, you can use Riskora.
Is it free to try?
Yes. The Free plan needs no card — generate, review and download one free PDF. Upgrade any time for branding, DOCX, sign-off and higher limits.
Create your RAMS in under 5 minutes
No onboarding or setup needed — start generating documents instantly
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All documents generated by Riskora should be reviewed by a competent person before use on site. Riskora provides structured templates — professional judgement is always required.
What your RAMS actually contains
Riskora builds a structured, client-facing document — not a generic AI paragraph. Every section is shaped around your job, your site and your team.
Hazards
Task-specific hazards for the job, captured row by row — not a generic list pulled from an old RAMS.
Controls
Control measures mapped to each hazard with residual risk scoring after controls are applied.
PPE
PPE requirements tied to the activity and site, ready to brief to the team.
Method steps
Step-by-step method statement structured around how the work is actually sequenced on site.
Emergency arrangements
First aid, rescue plan, emergency contacts and site-specific escalation routes.
COSHH prompts
Substance prompts when the work involves chemicals, dusts, fumes or sealants — flagged early, not missed at review.
Sign-off
Operative sign-off captured against the document — names, dates and acknowledgement of the brief.
Version history
Every change tracked so you can show what was issued, when, and which version the team signed.
Approval status
Clear approval state on every document — draft, in review, approved, issued — visible across the team.
Audit trail
Who created it, who reviewed it, who signed it. A complete trail you can hand to a principal contractor or auditor.
From copied-and-pasted to site-specific
The reason RAMS get rejected is rarely the format — it's that the document is obviously generic. Riskora rebuilds it around this job, this site and this task.
Generic template copied from an old job.
- • Hazards and controls that don't match this site or task.
- • Method steps written for a different sequence of work.
- • No emergency arrangements specific to the location.
- • Client flags it as generic and asks for a rewrite.
Site-specific document structured around this job, site and task.
- • Hazards captured from the actual scope you pasted in.
- • Method steps sequenced for how the work runs on site.
- • Emergency arrangements and rescue plan tied to the location.
- • Approved internally, briefed to the team, signed off and stored.
From job details to signed-off document
A four-step workflow used by contractors, consultants and safety teams to turn informal job details into client-ready safety paperwork.
- 1Paste job details
Drop in a client email, a WhatsApp from the site manager, a scope of works or a tender note. Anything that describes the job.
- 2Riskora structures the document
Riskora turns your brief into hazards, controls, method steps, PPE, emergency arrangements and COSHH prompts.
- 3Review, edit and download
You stay in control of every section. Tweak anything, then download a clean PDF or share a link.
- 4Brief the team and record sign-off
Brief operatives, capture their sign-off and keep a full audit trail of who signed which version.
Built by people who've written this paperwork on real sites
Riskora is built by a founder with hands-on site and document experience — designed for contractors, consultants and safety teams who need to issue, brief and prove safety paperwork without losing a day to admin.
- Built for contractors, consultants and teams
Solo trades, principal contractors and in-house safety teams all run on the same workflow. - Supports multiple countries
UK, Ireland, Australia, New Zealand, US and Canada — wording and document types match the local standard. - Not just documents
Sign-off, approvals, version history and an audit trail — the management workflow around the paperwork.
Frequently Asked Questions
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References & Further Reading
Primary UK sources covering the legal and practical framework behind RAMS, risk assessments and method statements.
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Final RAMS must be reviewed and approved by a competent person before use.
Riskora is an assistive document preparation tool. All documents generated must be reviewed, verified, and approved by a competent person before use on site. Riskora does not replace professional safety judgment, and no output should be treated as a legal compliance guarantee.