catflapfittersouthlondon.co.ukCatflap Fitter South London

Downe Cat Flap

Cat Flap Fitting Services in BR6 Downe South London and surrounding area's

We specialise in professional cat flap installations for a wide range of surfaces, including:

 Cat flaps installation in glass  upvc-door-panels-for-catflaps Glass door cat flap installation

Over 30 Years of Industry Experience

Call Us: 0208 098 2021
Email Us: sales@catflapfittersouthlondon.co.uk

Why Choose Us for Your Cat Flap or Dog Flap Installation?

  • Trusted Experts: Over 30 years of experience in the glass and glazing industry, with 15 years focused on pet door installations.
  • Wide Range of Surfaces: We fit flaps in UPVC, wood, composite, metal, and double-glazed units (including patio and French doors).
  • High-Quality Materials: Replacement UPVC panels are reinforced for durability. Double-glazed units are manufactured in-house for precision and quality.
  • Affordable Pricing: We keep costs low and pass the savings directly to you.
  • Experienced Team: With 6 trusted fitters installing over 200 cat and dog flaps monthly, you’re in safe hands.
  • Customer Satisfaction: Don’t just take our word for it—read our glowing reviews!

Popular Cat and Dog Flaps We Install

We’re experienced in installing a variety of flaps, including:

How We Work: Cat Flap Installation in Double Glazing

If you need a cat flap in a double-glazed unit, we’ll replace the glass with a new custom-made double-glazed unit. This process takes 3–5 working days from measurement to fitting. All units are manufactured at our factory to ensure the highest standards.


Contact us today 0208 098 2021 to discuss your requirements or to get a free, no-obligation quote!

Cat Flaps in Wooden Doors - Cat Flaps in UPVc Panels - Cat Flaps in Glass & Double Glazing - Dog Flaps

How to train your cat or dog to use their new pet flap

Some cats will approach a cat flap with curiosity, while others may be a bit more wary. Here is five easy steps to help get your cat using its new cat flap.

Cold every time you have to get up and let the cat in or out - woken in the middle of the night - sound familiar, then its possibly time you fitted a cat flap/dog flap!

Click for step by step proven guide
How to train your cat or dog to use their new pet flap

What our customers say

Choosing the right pet flap for your Pet

Choosing the right pet flap for your Pet

There are a variety of pet flaps available. Our most popular brands include Catmate, Staywelland Sureflap, available in the following types:

4 WAY PET FLAP
2 WAY PET FLAP
Infra-Red Collar Pet Flap
Magnetic Collar Pet Flap
RFID MICROCHIP PET FLAP

See more on the cat flap fitter page

Frequently asked questions

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No - The cat flap/catflap must be glass fitting and circular as it is very expensive to cut a square hole, although not impossible.

Cat flaps come with a kit that includes a paper template that guides you exactly where to drill. With the help of markings, drill a hole in to each corner of the template. Once you have done with drilling the holes, you can get the shape of your cat flap accordingly. These are great for wooden, UPVC/plastic and metal doors, but would recommend a professionaal for anything to do with glass.

No - The glass in the door should already be toughened and you can not cut toughened glass, so we will need to replace the unit (worth hanging on to the double glazed unit we take ut as should you move or need to put this back at a later date will save you some money).

Yes - as cat flaps come in different sizes, models, automatic etc. it is best to talk to us first in order that you can ask all the questions you require answered on the most popular brands. We offer a selection of cat flaps and pet doors, we highly recommend that you take a brief look at the options prior to making a decision. We have added a link from our site to some of the most popular brands.

It varies, but usually takes around 1 hour to install a cat flap in wood, UPVC, metal or a composite door, if it is a cat flap in glass or a double glazed unit, the glass will be toughened safety glass and usually take 3-5 working days to remanufacture and about 30 minuites to install again subject to type and style of door or frame.

We're afraid not as the glass is already toughened when you try to cut it and the glass would break into hundreds of thousands of pieces!

  1. We would arrange to visit your home or property at a convenient time to get an exact measurement of the current double glazed unit in the door, check what pattern you have and offer a like for like or an alternative if the glass is no longer manufactured.
  2. We would then cut 2 new pieces of 4mm float glass (plain or pattern of your choice) to the exact size as measured, cut a hole in both pieces of glass for the cat flap and then have the glass toughened. (What is toughened glass).
  3. Approximately 2-3 day later the cat flap glass will be ready to collect from the toughening plant.
  4. We will then create a sealed doubel glazed unit which will have the hole perfectly placed for the installation of the cat flap.
  5. We will then arrange a convenient time with you to replace your current double glazed unit with the new cat flap ready double glazed sealed unit.
  6. The cat flap is installed once at the property

Just be prepared to be a bit more patient with older cats who may not have used a cat flap before. Use a food reward for your cat and try playing in close by so they get used to being nect to it. Leave the flap open so they can see outside as curiosity will entice them closer until they eventually go through it. 

Areas we cover

Postcodes   SE27   SE2   SE24   BR7   DA5   SE6   BR4   SE25   TW9   DA11   TW1   W10   DA3   TW3   DA16   SE14   SE9   W6   W4   SE23   TW14   BR5   DA2   SE28   SE7   TW7   DA9   W2   SW2   W14   BR3   DA1   TW18   TW13   SW9   BR1   TW8   W11   SE20   SW1A   DA8   SE3   W1M   TW15   DA10   W1   SE17   SE19   SE5   SW6   SW19   W13   BR8   TW11   DA15   SE22   SW12   SW8   SW20   W12   SE13   SE26   DA12   W7   SW7   SE15   TW16   BR2   TW20   W3   SE1   SW11   SE11   SE16   DA13   W5   SW14   SE10   SW13   SW17   TW12   DA17   SW10   SW4   TW10   SE4   SE8   DA14   W9   TW5   SW18   SE12   SW5   DA4   TW17   SW1   TW4   DA6   W8   TW19   SE21   SW16   SW15   SE18   BR6   SW3
Towns   Balham   Thamesmead   Clapham Common   Wimbledon Common   Hither Green   Westbourne Park   Rotherhithe   Hanger Lane   Lower Sydenham   Chiswick Park   Bond Street   Eden Park   Oxford Circus   Tooting Graveney   Bayswater   Oval   West Norwood   Lambeth   Marble Hill   Tottenham Court Road   Marble Arch   Avery Hill   Pimlico   Lane End   Woolwich   Brentford   Honor Oak   Charlton   Blackheath   Norbury   West Hill   Staines   Ham   Sidcup   Docklands   Kensington & Chelsea   Ham House   Putney Heath   Paddington   Northfields   Horseferry Road   Chelsea Embankment   Upper Tooting   Istead Rise   South Darenth   Deptford   Bromley   Tulse Hill   Shorne Ridgeway   Royal Oak   Merton   South Ealing   Waterloo   Tulse Hill   Well Hall   Wilmington   Hammersmith & Fulham   Canary Wharf   Sydenham Hill   Mortlake   Ladbroke Grove   Down House   South Bank   Marylebone   Lancaster Gate   Vauxhall   Cottenham Park   Hartley   Teddington   Park Lane   Stone   Cranford   Nine Elms   Orpington   Queen's Gate   Mottingham   Ladywell   Bexleyheath   Green Park   Wimbledon   Bean   Loughborough Junction   Great West Road   Rye Lane   Clapham North   Sloane Square   Crofton Park   St John's   Plumstead   Hampton   Battersea   Wandsworth   Herne Hill   Upper Sydenham   St Mary Cray   Goldhawk Road   North Cray   Kingston upon Thames   Camberwell   Edgware Road   Drayton Green   New Barn   Wandsworth Common   Southwark   Kensal Town   Sole Street   West Kensington   Acton Green   Lambeth North   Clapham   Notting Hill   Queens Road   Chiswick High Road   Boston Manor   Gloucester Road   Gunnersbury   Farningham   Fulham Palace Road   Hammersmith   Warren Street   Isleworth   Sands End   Longfield   Westbourne Grove   Western Avenue   Forest Hill   East Putney   Barnes   Piccadilly Circus   Lambeth   Keston   Kidbrooke   Green Street Green   Roehampton   Farnborough   Chislehurst   New Kent Road   Dulwich   Kennington   Cobham   Upper Norwood   Hatton   Brompton   Foots Cray   Wandsworth Town   Brompton Road   Woodside   Chislehurst Caves   Tooting Broadway   Northfleet   Westminster Bridge   Lee   Newington   Ealing   South Street   Bushey Mead   Latimer Road   Deptford   Knightsbridge   Colliers Wood   Anerley   Chiswick   Darenth   Meopham   East Bedfont   West Acton   Parsons Green   Hawley   Streatham   Greenwich   Borough   North Dulwich   West Brompton   Elmers End   Shepherds Bush   Gipsy Hill   Clapham Junction   Western Avenue   Well Hill   London Bridge   Acton Town   Ladbroke Grove   Peckham   Streatham Hill   Brockley   Kew   Chelsea   Greenhithe   Bedford Park   West Ealing   Feltham   Wandsworth Road   Mayfair   Twickenham   Earlsfield   Lavender Hill   Turnham Green   Copse Hill   Kennington   Crayford   Merton   East Acton   West Heath   Boston Manor   Paddington   Fulham Broadway   City of Westminster   Lambeth   East Dulwich   Thong   Penge   East Sheen   Peckham Rye   Vigo Village   Erith   Fawkham Green   St Paul's Cray   Putney Vale   Osterley   Goodge Street   Great Portland Street   Syon House   Barons Court   Hayes   Ashford   Hanworth   Shooter's Hill   Fulham   Richmond   Bushy Park   Victoria   South Kensington   Cheyne Walk   Thorpe   Bermondsey   Shepperton   South Acton   Kew Gardens   Bedford Park   North Kensington   Ealing Common   Ealing Broadway   Shorne   Knockholt Station   Hounslow West   Hyde Park   Bermondsey   Hythe End   Warwick Park   Pratt's Bottom   Maida Hill   Furzedown   Laleham   Stockwell   Hook Green   Vauxhall Bridge   Lee Green   Englefield Green   Acton   Hanwell   Chiswick House   North Ealing   Sutton at Hone   Bellingham   Hounslow East   Westminster Abbey   Clapham South   Westbourne Green   Sydenham   Upper Halliford   Haydons Road   New Cross Gate   Sunbury   Deptford High Street   East Wickham   Kensington   Brixton   East Dulwich   Eltham   Betsham   Putney Bridge   Green Street Green   Coldharbour Lane   Meopham Green   Olympia   Littleton   Blackheath Park   Stanwell   Bayswater Road   Southfleet   South Wimbledon   Marylebone   Crystal Palace   Southwark   High Street Kensington   Barnes Bridge   Grove Park   Bostall Woods   Belvedere   West Kilburn   Summerstown   Luddesdown   Honor Oak Park   Holland Park   Streatham Common   Swanscombe   Fulham Palace Road   Beckenham   Brompton   Osterley Park   Ealing   Crockenhill   Richmond upon Thames   Vauxhall   Ladywell   Rocks Lane   Hyde Park   Culverstone Green   Southwark Cathedral   Swanley   Bromley Common   Locksbottom   Uxbridge Road   Bexley   West Dulwich   South Lambeth   Castlenau   Surrey Quays   Stanwell Moor   Eynsford   Kensington Gore   Riverside   New Cross   New Ash Green   Crystal Palace   Elthorne Park   Hextable   Coldblow   Goldhawk Road   Raynes Park   Holland Park   Westway   Lesnes Abbey   Walworth   Brook Green   Norwood Junction   Earl's Court   St James's Park   Wimbledon Park   Chelsea   Old Kent Road   Egham   Oxford Street   Wraysbury   Stamford Brook   Cromwell Road   West Wickham   Hounslow Central   Notting Hill Gate   Belgravia   Denmark Hill   Nunhead   Cooper's Hill   Erith Marshes   Horniman Museum   Richmond Park   Thamesmead   Westminster   Lewisham   Hounslow   Southfields   Queensway   Norwood   Gravesend   Tooting Bec   Hammersmith   Chalk   Singlewell or Ifield   Ranger's House   Longfield Hill   Stockwell   Leaves Green   Cromwell Road   Warwick Avenue   Hyde Park Corner   Lewisham   Ravenscourt Park   Welling   Chelsfield   New Eltham   Elephant & Castle   Dartford   Abbey Wood   White City   Bickley   Downe   Heston   Buckingham Palace   Camer   Perry Street   South Norwood   Regent Street   Maida Vale   Grove Park   Hounslow   Harvel   Shooter's Hill   Horton Kirby   Putney   Slade Green   Catford   Soho
Counties   Berkshire   Surrey   Greater London   Kent
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