Stationery Shop › Smoke Detector and Carbon Monoxide Letter Image 1 of 1 Smoke Detector and Carbon Monoxide Letter £15.00 Letter for agents to send to landlords about the Smoke and Carbon Monoxide Alarm (Amendment) Regulations 2022. Add To Cart Added! Letter for agents to send to landlords about the Smoke and Carbon Monoxide Alarm (Amendment) Regulations 2022. You Might Also Like Infographic - Milestones for the Renters' Rights Bill 2025 £25.00 The Common Law Agreements - High Rent Tenancy Agreement £150.00 Pet Policy £39.00 Terms of Business - Fully Managed £350.00 Assured Shorthold Tenancy Agreement TFA 2019 Compliant - DPS Insured £150.00