Category Archives: Pest Advice

Pest Advice

Bristol Pest Control Advice

Pest control advice that will help you eliminate, control or simply study the pest species in and around your homes and businesses.

Installing Non-Return Valves

non-return valve nrv

Non-return valves, allow residents to prevent rats from entering their properties via the sewer. Non-return valves or NRVs are made from plastic, metal or a mixture of both. Stainless steel has proved to be the best material (we don’t like plastic). We’ve used many different types of non-return valve over the years, and we have […]