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 Essex · Gas Safe Registered · Same-Day Service Guaranteed # Southend's Trusted Heating, Cooling& Bathroom Specialists —Avanza From Gas Safe registered boiler installations and heating systems to air conditioning, emergency plumbing, underfloor heating and bathroom renovations — Avanza does it all under one roof. Request Free Quote 01702 967120 - Same-day service guaranteed - Gas Safe registered & fully insured - Southend-on-Sea based - Company No. 17201187 Free Quote · Same-Day Response Open 24/7 · Same-Day Service. Call by 12pm — engineer with you by 4pm. 01702 967120 Why Avanza ## A Premium InstallerYou Can Actually Get Hold Of. Most Essex installers either chase volume or hide behind a showroom. Avanza is owner-led by Pierre Codarin — direct contact, fixed written quotes, properly finished work. ### One Team, Every Trade Bathrooms, heating and plumbing handled in-house — no subcontractor merry-go-round, one accountable team start to finish. ### Same-Day Response Call us before midday and we're with you the same day. Emergency boiler, leak or no-heat call-outs prioritised 24/7. ### Finishes Built To Last Gas Safe installs, properly tanked wet-rooms, designer-grade finishes. The unglamorous bits done right so the showroom finish actually lasts. What We Install ## Heating & Cooling.Bathrooms & Plumbing. All Services Boilers · Heating · Air Conditioning ### Heating & Cooling 01 ### Boiler Installation & Servicing Gas Safe boiler installs, swaps, repairs and annual servicing. Read More 02 ### Heating & Plumbing Full heating systems, radiator upgrades and general plumbing — our core trade across Essex. Read More 03 ### Underfloor Heating Wet and electric underfloor systems, designed and installed. Read More 04 ### Air Conditioning Domestic air-con install, service and repair — Essex coverage. Read More 05 ### Landlord Gas Safety Certificates CP12 certificates booked, inspected and issued, fast. Read More Refits · Plumbing · Tiling ### Bathrooms 01 ### Luxury Bathrooms Bespoke bathroom design, fit and finish — start to silicone. Read More 02 ### Bathroom Tiling & Finishes Wall and floor tiling to wet-room standard, sealed properly. Read More - 03 ### Emergency Plumbing Leaks, bursts, no heat, no hot water — rapid response across Essex. Read More How It Works ## From First CallTo Final Sign-Off. 01 ### Call Or Enquire Tell us the job by phone, email or the form. Same-day response guaranteed. 02 ### Same-Day Site Visit We come to you, measure up, take photos and listen to the brief properly. 03 ### Fixed Written Quote Itemised quote with materials, labour, programme and warranty — clear from day one. 04 ### Install & Sign-Off On-site daily, tidy each evening, signed off and certificated when you're happy. Service Areas ## Southend-Based.Essex Covered. Based on Rivera Drive, Southend-on-Sea — covering the full Essex region from Colchester down to Brentwood, Harlow across to Rayleigh, and everywhere between. All Service Areas Southend-on-SeaChelmsfordBasildonColchesterBrentwoodRayleighWickfordBillericayHarlow What Clients Say ## Reputation BuiltThe Right Way. Read all reviews → "Awaiting verified review. New site live for Avanza Heating & Bathrooms — published client reviews will appear here as they're submitted." Verified Review Pending "Awaiting verified review. Recent installs across Southend-on-Sea and Chelmsford to be added." Verified Review Pending "Awaiting verified review. Boiler install and bathroom renovation testimonials in collection." Verified Review Pending Questions ## StraightAnswers. Got something specific? Call 01702 967120 — Pierre answers the phone himself. Are you Gas Safe registered and insured?+Yes — Avanza Heating & Bathrooms is Gas Safe registered for all gas appliance work, fully insured, and a registered limited company (Company No. 17201187). Gas Safe is our only listed accreditation. Evidence available on request. How fast can you get to me?+We're open 24/7. Call by 12pm and an engineer will be with you by 4pm the same day. Emergency call-outs (no heat, no hot water, leaks, bursts) are handled round the clock. Which areas do you cover?+Southend-on-Sea, Chelmsford, Basildon, Colchester, Brentwood, Rayleigh, Wickford, Billericay, Harlow and the wider Essex region. If you're not sure, phone us and we'll confirm in seconds. Do you handle the whole bathroom renovation, or just the install?+Both. We can take a luxury bathroom from initial design through strip-out, plumbing, electrics, tiling and final fit — or step in for a specific stage if your project already has a designer in place. Are quotes and surveys free?+Yes — quotes and on-site surveys are completely free with no obligation. Once issued, your written quote price is fixed for 14 days so you can decide in your own time without anything moving on you. Do you offer a workmanship guarantee?+Yes — every install comes with a 1-year workmanship guarantee on top of any manufacturer warranties on parts, boilers and sanitaryware. All paperwork handed over at sign-off. Ready When You Are ## Tell Us AboutYour Project. Same-day site visit, written quote, no obligation. Premium bathrooms, heating and plumbing across Essex. Request Free Quote 01702 967120 Gas Safe Registered Public Liability 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 ExploreAbout - 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