14 Rivera Drive, Southend-on-Sea SS1 2RBinfo@avanzaheatingandcooling.co.uk Open 24/7Company No. 17201187 About Heating & Cooling Bathrooms Areas Contact 01702 967120Request Quote - Home - ReviewsClient Reviews # What EssexClients Say AfterThe Job Is Done. Real feedback from homeowners and landlords across Southend-on-Sea, Chelmsford, Basildon, Colchester and the wider Essex region. New reviews land as they're collected — flagged below where verification is pending. 3 Listed Reviews Gas Safe Registered Engineers Same-Day Service Guarantee Awaiting verified review. Recent bathroom and heating installs across Southend-on-Sea and Chelmsford in collection — published testimonials will appear here as they are submitted by clients. Verified Review Pending Awaiting verified review. Boiler installation and full heating system upgrades across Essex — collecting client testimonials before publishing. Verified Review Pending Awaiting verified review. Emergency plumbing and same-day call-out feedback being collated. Verified Review Pending Your Project Next ## Want To Be TheNext Five-Star Review? Same-day site visit, written quote within 48 hours, no obligation. Request Free Quote 01702 967120 Gas Safe Registered Fully Insured Company No. 17201187 Premium bathrooms, heating and plumbing across Essex. Owner-led, Gas Safe registered, same-day service guaranteed. 01702 967120info@avanzaheatingandcooling.co.uk14 Rivera Drive, Southend-on-Sea, SS1 2RB Explore - About - Heating & Cooling - Bathrooms - Areas - Contact Services - Heating & Plumbing - Boiler Installation & Servicing - Emergency Plumbing - Underfloor Heating - Landlord Gas Safety Certificates - Luxury Bathrooms Service Areas - Southend-on-Sea - Chelmsford - Basildon - Colchester - Brentwood - Rayleigh - Wickford - Billericay - Harlow © 2026 Avanza Heating & Bathrooms Ltd. Company No. 17201187. All rights reserved. Privacy PolicyTerms & ConditionsOpen 24/7 · Emergency call-outs · Call by 12pm, engineer with you by 4pm Call NowRequest Quote